repo
stringlengths
7
58
path
stringlengths
12
218
func_name
stringlengths
3
140
original_string
stringlengths
73
34.1k
language
stringclasses
1 value
code
stringlengths
73
34.1k
code_tokens
list
docstring
stringlengths
3
16k
docstring_tokens
list
sha
stringlengths
40
40
url
stringlengths
105
339
partition
stringclasses
1 value
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/RandomMatrices_DDRM.java
RandomMatrices_DDRM.insideSpan
public static DMatrixRMaj insideSpan(DMatrixRMaj[] span , double min , double max , Random rand ) { DMatrixRMaj A = new DMatrixRMaj(span.length,1); DMatrixRMaj B = new DMatrixRMaj(span[0].getNumElements(),1); for( int i = 0; i < span.length; i++ ) { B.set(span[i]); double val = rand.nextDouble()*(max-min)+min; CommonOps_DDRM.scale(val,B); CommonOps_DDRM.add(A,B,A); } return A; }
java
public static DMatrixRMaj insideSpan(DMatrixRMaj[] span , double min , double max , Random rand ) { DMatrixRMaj A = new DMatrixRMaj(span.length,1); DMatrixRMaj B = new DMatrixRMaj(span[0].getNumElements(),1); for( int i = 0; i < span.length; i++ ) { B.set(span[i]); double val = rand.nextDouble()*(max-min)+min; CommonOps_DDRM.scale(val,B); CommonOps_DDRM.add(A,B,A); } return A; }
[ "public", "static", "DMatrixRMaj", "insideSpan", "(", "DMatrixRMaj", "[", "]", "span", ",", "double", "min", ",", "double", "max", ",", "Random", "rand", ")", "{", "DMatrixRMaj", "A", "=", "new", "DMatrixRMaj", "(", "span", ".", "length", ",", "1", ")", ...
Creates a random vector that is inside the specified span. @param span The span the random vector belongs in. @param rand RNG @return A random vector within the specified span.
[ "Creates", "a", "random", "vector", "that", "is", "inside", "the", "specified", "span", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/RandomMatrices_DDRM.java#L110-L125
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/RandomMatrices_DDRM.java
RandomMatrices_DDRM.diagonal
public static DMatrixRMaj diagonal(int N , double min , double max , Random rand ) { return diagonal(N,N,min,max,rand); }
java
public static DMatrixRMaj diagonal(int N , double min , double max , Random rand ) { return diagonal(N,N,min,max,rand); }
[ "public", "static", "DMatrixRMaj", "diagonal", "(", "int", "N", ",", "double", "min", ",", "double", "max", ",", "Random", "rand", ")", "{", "return", "diagonal", "(", "N", ",", "N", ",", "min", ",", "max", ",", "rand", ")", ";", "}" ]
Creates a random diagonal matrix where the diagonal elements are selected from a uniform distribution that goes from min to max. @param N Dimension of the matrix. @param min Minimum value of a diagonal element. @param max Maximum value of a diagonal element. @param rand Random number generator. @return A random diagonal matrix.
[ "Creates", "a", "random", "diagonal", "matrix", "where", "the", "diagonal", "elements", "are", "selected", "from", "a", "uniform", "distribution", "that", "goes", "from", "min", "to", "max", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/RandomMatrices_DDRM.java#L163-L165
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/RandomMatrices_DDRM.java
RandomMatrices_DDRM.diagonal
public static DMatrixRMaj diagonal(int numRows , int numCols , double min , double max , Random rand ) { if( max < min ) throw new IllegalArgumentException("The max must be >= the min"); DMatrixRMaj ret = new DMatrixRMaj(numRows,numCols); int N = Math.min(numRows,numCols); double r = max-min; for( int i = 0; i < N; i++ ) { ret.set(i,i, rand.nextDouble()*r+min); } return ret; }
java
public static DMatrixRMaj diagonal(int numRows , int numCols , double min , double max , Random rand ) { if( max < min ) throw new IllegalArgumentException("The max must be >= the min"); DMatrixRMaj ret = new DMatrixRMaj(numRows,numCols); int N = Math.min(numRows,numCols); double r = max-min; for( int i = 0; i < N; i++ ) { ret.set(i,i, rand.nextDouble()*r+min); } return ret; }
[ "public", "static", "DMatrixRMaj", "diagonal", "(", "int", "numRows", ",", "int", "numCols", ",", "double", "min", ",", "double", "max", ",", "Random", "rand", ")", "{", "if", "(", "max", "<", "min", ")", "throw", "new", "IllegalArgumentException", "(", ...
Creates a random matrix where all elements are zero but diagonal elements. Diagonal elements randomly drawn from a uniform distribution from min to max, inclusive. @param numRows Number of rows in the returned matrix.. @param numCols Number of columns in the returned matrix. @param min Minimum value of a diagonal element. @param max Maximum value of a diagonal element. @param rand Random number generator. @return A random diagonal matrix.
[ "Creates", "a", "random", "matrix", "where", "all", "elements", "are", "zero", "but", "diagonal", "elements", ".", "Diagonal", "elements", "randomly", "drawn", "from", "a", "uniform", "distribution", "from", "min", "to", "max", "inclusive", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/RandomMatrices_DDRM.java#L178-L193
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/RandomMatrices_DDRM.java
RandomMatrices_DDRM.symmetricWithEigenvalues
public static DMatrixRMaj symmetricWithEigenvalues(int num, Random rand , double ...eigenvalues ) { DMatrixRMaj V = RandomMatrices_DDRM.orthogonal(num,num,rand); DMatrixRMaj D = CommonOps_DDRM.diag(eigenvalues); DMatrixRMaj temp = new DMatrixRMaj(num,num); CommonOps_DDRM.mult(V,D,temp); CommonOps_DDRM.multTransB(temp,V,D); return D; }
java
public static DMatrixRMaj symmetricWithEigenvalues(int num, Random rand , double ...eigenvalues ) { DMatrixRMaj V = RandomMatrices_DDRM.orthogonal(num,num,rand); DMatrixRMaj D = CommonOps_DDRM.diag(eigenvalues); DMatrixRMaj temp = new DMatrixRMaj(num,num); CommonOps_DDRM.mult(V,D,temp); CommonOps_DDRM.multTransB(temp,V,D); return D; }
[ "public", "static", "DMatrixRMaj", "symmetricWithEigenvalues", "(", "int", "num", ",", "Random", "rand", ",", "double", "...", "eigenvalues", ")", "{", "DMatrixRMaj", "V", "=", "RandomMatrices_DDRM", ".", "orthogonal", "(", "num", ",", "num", ",", "rand", ")",...
Creates a new random symmetric matrix that will have the specified real eigenvalues. @param num Dimension of the resulting matrix. @param rand Random number generator. @param eigenvalues Set of real eigenvalues that the matrix will have. @return A random matrix with the specified eigenvalues.
[ "Creates", "a", "new", "random", "symmetric", "matrix", "that", "will", "have", "the", "specified", "real", "eigenvalues", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/RandomMatrices_DDRM.java#L247-L257
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/RandomMatrices_DDRM.java
RandomMatrices_DDRM.randomBinary
public static BMatrixRMaj randomBinary(int numRow , int numCol , Random rand ) { BMatrixRMaj mat = new BMatrixRMaj(numRow,numCol); setRandomB(mat, rand); return mat; }
java
public static BMatrixRMaj randomBinary(int numRow , int numCol , Random rand ) { BMatrixRMaj mat = new BMatrixRMaj(numRow,numCol); setRandomB(mat, rand); return mat; }
[ "public", "static", "BMatrixRMaj", "randomBinary", "(", "int", "numRow", ",", "int", "numCol", ",", "Random", "rand", ")", "{", "BMatrixRMaj", "mat", "=", "new", "BMatrixRMaj", "(", "numRow", ",", "numCol", ")", ";", "setRandomB", "(", "mat", ",", "rand", ...
Returns new boolean matrix with true or false values selected with equal probability. @param numRow Number of rows in the new matrix. @param numCol Number of columns in the new matrix. @param rand Random number generator used to fill the matrix. @return The randomly generated matrix.
[ "Returns", "new", "boolean", "matrix", "with", "true", "or", "false", "values", "selected", "with", "equal", "probability", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/RandomMatrices_DDRM.java#L284-L290
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/RandomMatrices_DDRM.java
RandomMatrices_DDRM.symmetric
public static DMatrixRMaj symmetric(int length, double min, double max, Random rand) { DMatrixRMaj A = new DMatrixRMaj(length,length); symmetric(A,min,max,rand); return A; }
java
public static DMatrixRMaj symmetric(int length, double min, double max, Random rand) { DMatrixRMaj A = new DMatrixRMaj(length,length); symmetric(A,min,max,rand); return A; }
[ "public", "static", "DMatrixRMaj", "symmetric", "(", "int", "length", ",", "double", "min", ",", "double", "max", ",", "Random", "rand", ")", "{", "DMatrixRMaj", "A", "=", "new", "DMatrixRMaj", "(", "length", ",", "length", ")", ";", "symmetric", "(", "A...
Creates a random symmetric matrix whose values are selected from an uniform distribution from min to max, inclusive. @param length Width and height of the matrix. @param min Minimum value an element can have. @param max Maximum value an element can have. @param rand Random number generator. @return A symmetric matrix.
[ "Creates", "a", "random", "symmetric", "matrix", "whose", "values", "are", "selected", "from", "an", "uniform", "distribution", "from", "min", "to", "max", "inclusive", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/RandomMatrices_DDRM.java#L467-L473
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/RandomMatrices_DDRM.java
RandomMatrices_DDRM.symmetric
public static void symmetric(DMatrixRMaj A, double min, double max, Random rand) { if( A.numRows != A.numCols ) throw new IllegalArgumentException("A must be a square matrix"); double range = max-min; int length = A.numRows; for( int i = 0; i < length; i++ ) { for( int j = i; j < length; j++ ) { double val = rand.nextDouble()*range + min; A.set(i,j,val); A.set(j,i,val); } } }
java
public static void symmetric(DMatrixRMaj A, double min, double max, Random rand) { if( A.numRows != A.numCols ) throw new IllegalArgumentException("A must be a square matrix"); double range = max-min; int length = A.numRows; for( int i = 0; i < length; i++ ) { for( int j = i; j < length; j++ ) { double val = rand.nextDouble()*range + min; A.set(i,j,val); A.set(j,i,val); } } }
[ "public", "static", "void", "symmetric", "(", "DMatrixRMaj", "A", ",", "double", "min", ",", "double", "max", ",", "Random", "rand", ")", "{", "if", "(", "A", ".", "numRows", "!=", "A", ".", "numCols", ")", "throw", "new", "IllegalArgumentException", "("...
Sets the provided square matrix to be a random symmetric matrix whose values are selected from an uniform distribution from min to max, inclusive. @param A The matrix that is to be modified. Must be square. Modified. @param min Minimum value an element can have. @param max Maximum value an element can have. @param rand Random number generator.
[ "Sets", "the", "provided", "square", "matrix", "to", "be", "a", "random", "symmetric", "matrix", "whose", "values", "are", "selected", "from", "an", "uniform", "distribution", "from", "min", "to", "max", "inclusive", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/RandomMatrices_DDRM.java#L484-L499
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/RandomMatrices_DDRM.java
RandomMatrices_DDRM.triangularUpper
public static DMatrixRMaj triangularUpper(int dimen , int hessenberg , double min , double max , Random rand ) { if( hessenberg < 0 ) throw new RuntimeException("hessenberg must be more than or equal to 0"); double range = max-min; DMatrixRMaj A = new DMatrixRMaj(dimen,dimen); for( int i = 0; i < dimen; i++ ) { int start = i <= hessenberg ? 0 : i-hessenberg; for( int j = start; j < dimen; j++ ) { A.set(i,j, rand.nextDouble()*range+min); } } return A; }
java
public static DMatrixRMaj triangularUpper(int dimen , int hessenberg , double min , double max , Random rand ) { if( hessenberg < 0 ) throw new RuntimeException("hessenberg must be more than or equal to 0"); double range = max-min; DMatrixRMaj A = new DMatrixRMaj(dimen,dimen); for( int i = 0; i < dimen; i++ ) { int start = i <= hessenberg ? 0 : i-hessenberg; for( int j = start; j < dimen; j++ ) { A.set(i,j, rand.nextDouble()*range+min); } } return A; }
[ "public", "static", "DMatrixRMaj", "triangularUpper", "(", "int", "dimen", ",", "int", "hessenberg", ",", "double", "min", ",", "double", "max", ",", "Random", "rand", ")", "{", "if", "(", "hessenberg", "<", "0", ")", "throw", "new", "RuntimeException", "(...
Creates an upper triangular matrix whose values are selected from a uniform distribution. If hessenberg is greater than zero then a hessenberg matrix of the specified degree is created instead. @param dimen Number of rows and columns in the matrix.. @param hessenberg 0 for triangular matrix and &gt; 0 for hessenberg matrix. @param min minimum value an element can be. @param max maximum value an element can be. @param rand random number generator used. @return The randomly generated matrix.
[ "Creates", "an", "upper", "triangular", "matrix", "whose", "values", "are", "selected", "from", "a", "uniform", "distribution", ".", "If", "hessenberg", "is", "greater", "than", "zero", "then", "a", "hessenberg", "matrix", "of", "the", "specified", "degree", "...
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/RandomMatrices_DDRM.java#L512-L531
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/CovarianceRandomDraw_DDRM.java
CovarianceRandomDraw_DDRM.computeLikelihoodP
public double computeLikelihoodP() { double ret = 1.0; for( int i = 0; i < r.numRows; i++ ) { double a = r.get(i,0); ret *= Math.exp(-a*a/2.0); } return ret; }
java
public double computeLikelihoodP() { double ret = 1.0; for( int i = 0; i < r.numRows; i++ ) { double a = r.get(i,0); ret *= Math.exp(-a*a/2.0); } return ret; }
[ "public", "double", "computeLikelihoodP", "(", ")", "{", "double", "ret", "=", "1.0", ";", "for", "(", "int", "i", "=", "0", ";", "i", "<", "r", ".", "numRows", ";", "i", "++", ")", "{", "double", "a", "=", "r", ".", "get", "(", "i", ",", "0"...
Computes the likelihood of the random draw @return The likelihood.
[ "Computes", "the", "likelihood", "of", "the", "random", "draw" ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/CovarianceRandomDraw_DDRM.java#L73-L83
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/decomposition/eig/SymmetricQRAlgorithmDecomposition_DDRM.java
SymmetricQRAlgorithmDecomposition_DDRM.decompose
@Override public boolean decompose(DMatrixRMaj orig) { if( orig.numCols != orig.numRows ) throw new IllegalArgumentException("Matrix must be square."); if( orig.numCols <= 0 ) return false; int N = orig.numRows; // compute a similar tridiagonal matrix if( !decomp.decompose(orig) ) return false; if( diag == null || diag.length < N) { diag = new double[N]; off = new double[N-1]; } decomp.getDiagonal(diag,off); // Tell the helper to work with this matrix helper.init(diag,off,N); if( computeVectors ) { if( computeVectorsWithValues ) { return extractTogether(); } else { return extractSeparate(N); } } else { return computeEigenValues(); } }
java
@Override public boolean decompose(DMatrixRMaj orig) { if( orig.numCols != orig.numRows ) throw new IllegalArgumentException("Matrix must be square."); if( orig.numCols <= 0 ) return false; int N = orig.numRows; // compute a similar tridiagonal matrix if( !decomp.decompose(orig) ) return false; if( diag == null || diag.length < N) { diag = new double[N]; off = new double[N-1]; } decomp.getDiagonal(diag,off); // Tell the helper to work with this matrix helper.init(diag,off,N); if( computeVectors ) { if( computeVectorsWithValues ) { return extractTogether(); } else { return extractSeparate(N); } } else { return computeEigenValues(); } }
[ "@", "Override", "public", "boolean", "decompose", "(", "DMatrixRMaj", "orig", ")", "{", "if", "(", "orig", ".", "numCols", "!=", "orig", ".", "numRows", ")", "throw", "new", "IllegalArgumentException", "(", "\"Matrix must be square.\"", ")", ";", "if", "(", ...
Decomposes the matrix using the QR algorithm. Care was taken to minimize unnecessary memory copying and cache skipping. @param orig The matrix which is being decomposed. Not modified. @return true if it decomposed the matrix or false if an error was detected. This will not catch all errors.
[ "Decomposes", "the", "matrix", "using", "the", "QR", "algorithm", ".", "Care", "was", "taken", "to", "minimize", "unnecessary", "memory", "copying", "and", "cache", "skipping", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/decomposition/eig/SymmetricQRAlgorithmDecomposition_DDRM.java#L133-L164
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/decomposition/eig/SymmetricQRAlgorithmDecomposition_DDRM.java
SymmetricQRAlgorithmDecomposition_DDRM.computeEigenValues
private boolean computeEigenValues() { // make a copy of the internal tridiagonal matrix data for later use diagSaved = helper.copyDiag(diagSaved); offSaved = helper.copyOff(offSaved); vector.setQ(null); vector.setFastEigenvalues(true); // extract the eigenvalues if( !vector.process(-1,null,null) ) return false; // save a copy of them since this data structure will be recycled next values = helper.copyEigenvalues(values); return true; }
java
private boolean computeEigenValues() { // make a copy of the internal tridiagonal matrix data for later use diagSaved = helper.copyDiag(diagSaved); offSaved = helper.copyOff(offSaved); vector.setQ(null); vector.setFastEigenvalues(true); // extract the eigenvalues if( !vector.process(-1,null,null) ) return false; // save a copy of them since this data structure will be recycled next values = helper.copyEigenvalues(values); return true; }
[ "private", "boolean", "computeEigenValues", "(", ")", "{", "// make a copy of the internal tridiagonal matrix data for later use", "diagSaved", "=", "helper", ".", "copyDiag", "(", "diagSaved", ")", ";", "offSaved", "=", "helper", ".", "copyOff", "(", "offSaved", ")", ...
Computes eigenvalues only @return
[ "Computes", "eigenvalues", "only" ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/decomposition/eig/SymmetricQRAlgorithmDecomposition_DDRM.java#L226-L241
train
lessthanoptimal/ejml
main/ejml-zdense/src/org/ejml/dense/row/decompose/lu/LUDecompositionBase_ZDRM.java
LUDecompositionBase_ZDRM.solveL
protected void solveL(double[] vv) { int ii = 0; for( int i = 0; i < n; i++ ) { int ip = indx[i]; double sumReal = vv[ip*2]; double sumImg = vv[ip*2+1]; vv[ip*2] = vv[i*2]; vv[ip*2+1] = vv[i*2+1]; if( ii != 0 ) { // for( int j = ii-1; j < i; j++ ) // sum -= dataLU[i* n +j]*vv[j]; int index = i*stride + (ii-1)*2; for( int j = ii-1; j < i; j++ ){ double luReal = dataLU[index++]; double luImg = dataLU[index++]; double vvReal = vv[j*2]; double vvImg = vv[j*2+1]; sumReal -= luReal*vvReal - luImg*vvImg; sumImg -= luReal*vvImg + luImg*vvReal; } } else if( sumReal*sumReal + sumImg*sumImg != 0.0 ) { ii=i+1; } vv[i*2] = sumReal; vv[i*2+1] = sumImg; } }
java
protected void solveL(double[] vv) { int ii = 0; for( int i = 0; i < n; i++ ) { int ip = indx[i]; double sumReal = vv[ip*2]; double sumImg = vv[ip*2+1]; vv[ip*2] = vv[i*2]; vv[ip*2+1] = vv[i*2+1]; if( ii != 0 ) { // for( int j = ii-1; j < i; j++ ) // sum -= dataLU[i* n +j]*vv[j]; int index = i*stride + (ii-1)*2; for( int j = ii-1; j < i; j++ ){ double luReal = dataLU[index++]; double luImg = dataLU[index++]; double vvReal = vv[j*2]; double vvImg = vv[j*2+1]; sumReal -= luReal*vvReal - luImg*vvImg; sumImg -= luReal*vvImg + luImg*vvReal; } } else if( sumReal*sumReal + sumImg*sumImg != 0.0 ) { ii=i+1; } vv[i*2] = sumReal; vv[i*2+1] = sumImg; } }
[ "protected", "void", "solveL", "(", "double", "[", "]", "vv", ")", "{", "int", "ii", "=", "0", ";", "for", "(", "int", "i", "=", "0", ";", "i", "<", "n", ";", "i", "++", ")", "{", "int", "ip", "=", "indx", "[", "i", "]", ";", "double", "s...
Solve the using the lower triangular matrix in LU. Diagonal elements are assumed to be 1
[ "Solve", "the", "using", "the", "lower", "triangular", "matrix", "in", "LU", ".", "Diagonal", "elements", "are", "assumed", "to", "be", "1" ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-zdense/src/org/ejml/dense/row/decompose/lu/LUDecompositionBase_ZDRM.java#L259-L291
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/decomposition/chol/CholeskyBlockHelper_DDRM.java
CholeskyBlockHelper_DDRM.decompose
public boolean decompose(DMatrixRMaj mat , int indexStart , int n ) { double m[] = mat.data; double el_ii; double div_el_ii=0; for( int i = 0; i < n; i++ ) { for( int j = i; j < n; j++ ) { double sum = m[indexStart+i*mat.numCols+j]; int iEl = i*n; int jEl = j*n; int end = iEl+i; // k = 0:i-1 for( ; iEl<end; iEl++,jEl++ ) { // sum -= el[i*n+k]*el[j*n+k]; sum -= el[iEl]*el[jEl]; } if( i == j ) { // is it positive-definate? if( sum <= 0.0 ) return false; el_ii = Math.sqrt(sum); el[i*n+i] = el_ii; m[indexStart+i*mat.numCols+i] = el_ii; div_el_ii = 1.0/el_ii; } else { double v = sum*div_el_ii; el[j*n+i] = v; m[indexStart+j*mat.numCols+i] = v; } } } return true; }
java
public boolean decompose(DMatrixRMaj mat , int indexStart , int n ) { double m[] = mat.data; double el_ii; double div_el_ii=0; for( int i = 0; i < n; i++ ) { for( int j = i; j < n; j++ ) { double sum = m[indexStart+i*mat.numCols+j]; int iEl = i*n; int jEl = j*n; int end = iEl+i; // k = 0:i-1 for( ; iEl<end; iEl++,jEl++ ) { // sum -= el[i*n+k]*el[j*n+k]; sum -= el[iEl]*el[jEl]; } if( i == j ) { // is it positive-definate? if( sum <= 0.0 ) return false; el_ii = Math.sqrt(sum); el[i*n+i] = el_ii; m[indexStart+i*mat.numCols+i] = el_ii; div_el_ii = 1.0/el_ii; } else { double v = sum*div_el_ii; el[j*n+i] = v; m[indexStart+j*mat.numCols+i] = v; } } } return true; }
[ "public", "boolean", "decompose", "(", "DMatrixRMaj", "mat", ",", "int", "indexStart", ",", "int", "n", ")", "{", "double", "m", "[", "]", "=", "mat", ".", "data", ";", "double", "el_ii", ";", "double", "div_el_ii", "=", "0", ";", "for", "(", "int", ...
Decomposes a submatrix. The results are written to the submatrix and to its internal matrix L. @param mat A matrix which has a submatrix that needs to be inverted @param indexStart the first index of the submatrix @param n The width of the submatrix that is to be inverted. @return True if it was able to finish the decomposition.
[ "Decomposes", "a", "submatrix", ".", "The", "results", "are", "written", "to", "the", "submatrix", "and", "to", "its", "internal", "matrix", "L", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/decomposition/chol/CholeskyBlockHelper_DDRM.java#L59-L96
train
lessthanoptimal/ejml
main/ejml-experimental/src/org/ejml/dense/row/misc/PermuteArray.java
PermuteArray.createList
public static List<int[]> createList( int N ) { int data[] = new int[ N ]; for( int i = 0; i < data.length; i++ ) { data[i] = -1; } List<int[]> ret = new ArrayList<int[]>(); createList(data,0,-1,ret); return ret; }
java
public static List<int[]> createList( int N ) { int data[] = new int[ N ]; for( int i = 0; i < data.length; i++ ) { data[i] = -1; } List<int[]> ret = new ArrayList<int[]>(); createList(data,0,-1,ret); return ret; }
[ "public", "static", "List", "<", "int", "[", "]", ">", "createList", "(", "int", "N", ")", "{", "int", "data", "[", "]", "=", "new", "int", "[", "N", "]", ";", "for", "(", "int", "i", "=", "0", ";", "i", "<", "data", ".", "length", ";", "i"...
Creates a list of all permutations for a set with N elements. @param N Number of elements in the list being permuted. @return A list containing all the permutations.
[ "Creates", "a", "list", "of", "all", "permutations", "for", "a", "set", "with", "N", "elements", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-experimental/src/org/ejml/dense/row/misc/PermuteArray.java#L107-L119
train
lessthanoptimal/ejml
main/ejml-experimental/src/org/ejml/dense/row/misc/PermuteArray.java
PermuteArray.createList
private static void createList( int data[], int k , int level , List<int[]> ret ) { data[k] = level; if( level < data.length-1 ) { for( int i = 0; i < data.length; i++ ) { if( data[i] == -1 ) { createList(data,i,level+1,ret); } } } else { int []copy = new int[data.length]; System.arraycopy(data,0,copy,0,data.length); ret.add(copy); } data[k] = -1; }
java
private static void createList( int data[], int k , int level , List<int[]> ret ) { data[k] = level; if( level < data.length-1 ) { for( int i = 0; i < data.length; i++ ) { if( data[i] == -1 ) { createList(data,i,level+1,ret); } } } else { int []copy = new int[data.length]; System.arraycopy(data,0,copy,0,data.length); ret.add(copy); } data[k] = -1; }
[ "private", "static", "void", "createList", "(", "int", "data", "[", "]", ",", "int", "k", ",", "int", "level", ",", "List", "<", "int", "[", "]", ">", "ret", ")", "{", "data", "[", "k", "]", "=", "level", ";", "if", "(", "level", "<", "data", ...
Internal function that uses recursion to create the list
[ "Internal", "function", "that", "uses", "recursion", "to", "create", "the", "list" ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-experimental/src/org/ejml/dense/row/misc/PermuteArray.java#L125-L141
train
lessthanoptimal/ejml
main/ejml-experimental/src/org/ejml/dense/row/misc/PermuteArray.java
PermuteArray.next
public int[] next() { boolean hasNewPerm = false; escape:while( level >= 0) { // boolean foundZero = false; for( int i = iter[level]; i < data.length; i = iter[level] ) { iter[level]++; if( data[i] == -1 ) { level++; data[i] = level-1; if( level >= data.length ) { // a new permutation has been created return the results. hasNewPerm = true; System.arraycopy(data,0,ret,0,ret.length); level = level-1; data[i] = -1; break escape; } else { valk[level] = i; } } } data[valk[level]] = -1; iter[level] = 0; level = level-1; } if( hasNewPerm ) return ret; return null; }
java
public int[] next() { boolean hasNewPerm = false; escape:while( level >= 0) { // boolean foundZero = false; for( int i = iter[level]; i < data.length; i = iter[level] ) { iter[level]++; if( data[i] == -1 ) { level++; data[i] = level-1; if( level >= data.length ) { // a new permutation has been created return the results. hasNewPerm = true; System.arraycopy(data,0,ret,0,ret.length); level = level-1; data[i] = -1; break escape; } else { valk[level] = i; } } } data[valk[level]] = -1; iter[level] = 0; level = level-1; } if( hasNewPerm ) return ret; return null; }
[ "public", "int", "[", "]", "next", "(", ")", "{", "boolean", "hasNewPerm", "=", "false", ";", "escape", ":", "while", "(", "level", ">=", "0", ")", "{", "// boolean foundZero = false;", "for", "(", "int", "i", "=", "iter", "[", "level", "]", ...
Creates the next permutation in the sequence. @return An array containing the permutation. The returned array is modified each time this function is called.
[ "Creates", "the", "next", "permutation", "in", "the", "sequence", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-experimental/src/org/ejml/dense/row/misc/PermuteArray.java#L148-L183
train
lessthanoptimal/ejml
main/ejml-dsparse/src/org/ejml/sparse/triplet/RandomMatrices_DSTL.java
RandomMatrices_DSTL.uniform
public static DMatrixSparseTriplet uniform(int numRows , int numCols , int nz_total , double min , double max , Random rand ) { // Create a list of all the possible element values int N = numCols*numRows; if( N < 0 ) throw new IllegalArgumentException("matrix size is too large"); nz_total = Math.min(N,nz_total); int selected[] = new int[N]; for (int i = 0; i < N; i++) { selected[i] = i; } for (int i = 0; i < nz_total; i++) { int s = rand.nextInt(N); int tmp = selected[s]; selected[s] = selected[i]; selected[i] = tmp; } // Create a sparse matrix DMatrixSparseTriplet ret = new DMatrixSparseTriplet(numRows,numCols,nz_total); for (int i = 0; i < nz_total; i++) { int row = selected[i]/numCols; int col = selected[i]%numCols; double value = rand.nextDouble()*(max-min)+min; ret.addItem(row,col, value); } return ret; }
java
public static DMatrixSparseTriplet uniform(int numRows , int numCols , int nz_total , double min , double max , Random rand ) { // Create a list of all the possible element values int N = numCols*numRows; if( N < 0 ) throw new IllegalArgumentException("matrix size is too large"); nz_total = Math.min(N,nz_total); int selected[] = new int[N]; for (int i = 0; i < N; i++) { selected[i] = i; } for (int i = 0; i < nz_total; i++) { int s = rand.nextInt(N); int tmp = selected[s]; selected[s] = selected[i]; selected[i] = tmp; } // Create a sparse matrix DMatrixSparseTriplet ret = new DMatrixSparseTriplet(numRows,numCols,nz_total); for (int i = 0; i < nz_total; i++) { int row = selected[i]/numCols; int col = selected[i]%numCols; double value = rand.nextDouble()*(max-min)+min; ret.addItem(row,col, value); } return ret; }
[ "public", "static", "DMatrixSparseTriplet", "uniform", "(", "int", "numRows", ",", "int", "numCols", ",", "int", "nz_total", ",", "double", "min", ",", "double", "max", ",", "Random", "rand", ")", "{", "// Create a list of all the possible element values", "int", ...
Randomly generates matrix with the specified number of matrix elements filled with values from min to max. @param numRows Number of rows @param numCols Number of columns @param nz_total Total number of non-zero elements in the matrix @param min Minimum value @param max maximum value @param rand Random number generated @return Randomly generated matrix
[ "Randomly", "generates", "matrix", "with", "the", "specified", "number", "of", "matrix", "elements", "filled", "with", "values", "from", "min", "to", "max", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-dsparse/src/org/ejml/sparse/triplet/RandomMatrices_DSTL.java#L40-L73
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/block/decomposition/qr/BlockHouseHolder_DDRB.java
BlockHouseHolder_DDRB.decomposeQR_block_col
public static boolean decomposeQR_block_col( final int blockLength , final DSubmatrixD1 Y , final double gamma[] ) { int width = Y.col1-Y.col0; int height = Y.row1-Y.row0; int min = Math.min(width,height); for( int i = 0; i < min; i++ ) { // compute the householder vector if (!computeHouseHolderCol(blockLength, Y, gamma, i)) return false; // apply to rest of the columns in the block rank1UpdateMultR_Col(blockLength,Y,i,gamma[Y.col0+i]); } return true; }
java
public static boolean decomposeQR_block_col( final int blockLength , final DSubmatrixD1 Y , final double gamma[] ) { int width = Y.col1-Y.col0; int height = Y.row1-Y.row0; int min = Math.min(width,height); for( int i = 0; i < min; i++ ) { // compute the householder vector if (!computeHouseHolderCol(blockLength, Y, gamma, i)) return false; // apply to rest of the columns in the block rank1UpdateMultR_Col(blockLength,Y,i,gamma[Y.col0+i]); } return true; }
[ "public", "static", "boolean", "decomposeQR_block_col", "(", "final", "int", "blockLength", ",", "final", "DSubmatrixD1", "Y", ",", "final", "double", "gamma", "[", "]", ")", "{", "int", "width", "=", "Y", ".", "col1", "-", "Y", ".", "col0", ";", "int", ...
Performs a standard QR decomposition on the specified submatrix that is one block wide. @param blockLength @param Y @param gamma
[ "Performs", "a", "standard", "QR", "decomposition", "on", "the", "specified", "submatrix", "that", "is", "one", "block", "wide", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/block/decomposition/qr/BlockHouseHolder_DDRB.java#L50-L67
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/block/decomposition/qr/BlockHouseHolder_DDRB.java
BlockHouseHolder_DDRB.divideElementsCol
public static void divideElementsCol(final int blockLength , final DSubmatrixD1 Y , final int col , final double val ) { final int width = Math.min(blockLength,Y.col1-Y.col0); final double dataY[] = Y.original.data; for( int i = Y.row0; i < Y.row1; i += blockLength ) { int height = Math.min( blockLength , Y.row1 - i ); int index = i*Y.original.numCols + height*Y.col0 + col; if( i == Y.row0 ) { index += width*(col+1); for( int k = col+1; k < height; k++ , index += width ) { dataY[index] /= val; } } else { int endIndex = index + width*height; //for( int k = 0; k < height; k++ for( ; index != endIndex; index += width ) { dataY[index] /= val; } } } }
java
public static void divideElementsCol(final int blockLength , final DSubmatrixD1 Y , final int col , final double val ) { final int width = Math.min(blockLength,Y.col1-Y.col0); final double dataY[] = Y.original.data; for( int i = Y.row0; i < Y.row1; i += blockLength ) { int height = Math.min( blockLength , Y.row1 - i ); int index = i*Y.original.numCols + height*Y.col0 + col; if( i == Y.row0 ) { index += width*(col+1); for( int k = col+1; k < height; k++ , index += width ) { dataY[index] /= val; } } else { int endIndex = index + width*height; //for( int k = 0; k < height; k++ for( ; index != endIndex; index += width ) { dataY[index] /= val; } } } }
[ "public", "static", "void", "divideElementsCol", "(", "final", "int", "blockLength", ",", "final", "DSubmatrixD1", "Y", ",", "final", "int", "col", ",", "final", "double", "val", ")", "{", "final", "int", "width", "=", "Math", ".", "min", "(", "blockLength...
Divides the elements at the specified column by 'val'. Takes in account leading zeros and one.
[ "Divides", "the", "elements", "at", "the", "specified", "column", "by", "val", ".", "Takes", "in", "account", "leading", "zeros", "and", "one", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/block/decomposition/qr/BlockHouseHolder_DDRB.java#L478-L503
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/block/decomposition/qr/BlockHouseHolder_DDRB.java
BlockHouseHolder_DDRB.multAdd_zeros
public static void multAdd_zeros(final int blockLength , final DSubmatrixD1 Y , final DSubmatrixD1 B , final DSubmatrixD1 C ) { int widthY = Y.col1 - Y.col0; for( int i = Y.row0; i < Y.row1; i += blockLength ) { int heightY = Math.min( blockLength , Y.row1 - i ); for( int j = B.col0; j < B.col1; j += blockLength ) { int widthB = Math.min( blockLength , B.col1 - j ); int indexC = (i-Y.row0+C.row0)*C.original.numCols + (j-B.col0+C.col0)*heightY; for( int k = Y.col0; k < Y.col1; k += blockLength ) { int indexY = i*Y.original.numCols + k*heightY; int indexB = (k-Y.col0+B.row0)*B.original.numCols + j*widthY; if( i == Y.row0 ) { multBlockAdd_zerosone(Y.original.data,B.original.data,C.original.data, indexY,indexB,indexC,heightY,widthY,widthB); } else { InnerMultiplication_DDRB.blockMultPlus(Y.original.data,B.original.data,C.original.data, indexY,indexB,indexC,heightY,widthY,widthB); } } } } }
java
public static void multAdd_zeros(final int blockLength , final DSubmatrixD1 Y , final DSubmatrixD1 B , final DSubmatrixD1 C ) { int widthY = Y.col1 - Y.col0; for( int i = Y.row0; i < Y.row1; i += blockLength ) { int heightY = Math.min( blockLength , Y.row1 - i ); for( int j = B.col0; j < B.col1; j += blockLength ) { int widthB = Math.min( blockLength , B.col1 - j ); int indexC = (i-Y.row0+C.row0)*C.original.numCols + (j-B.col0+C.col0)*heightY; for( int k = Y.col0; k < Y.col1; k += blockLength ) { int indexY = i*Y.original.numCols + k*heightY; int indexB = (k-Y.col0+B.row0)*B.original.numCols + j*widthY; if( i == Y.row0 ) { multBlockAdd_zerosone(Y.original.data,B.original.data,C.original.data, indexY,indexB,indexC,heightY,widthY,widthB); } else { InnerMultiplication_DDRB.blockMultPlus(Y.original.data,B.original.data,C.original.data, indexY,indexB,indexC,heightY,widthY,widthB); } } } } }
[ "public", "static", "void", "multAdd_zeros", "(", "final", "int", "blockLength", ",", "final", "DSubmatrixD1", "Y", ",", "final", "DSubmatrixD1", "B", ",", "final", "DSubmatrixD1", "C", ")", "{", "int", "widthY", "=", "Y", ".", "col1", "-", "Y", ".", "co...
Special multiplication that takes in account the zeros and one in Y, which is the matrix that stores the householder vectors.
[ "Special", "multiplication", "that", "takes", "in", "account", "the", "zeros", "and", "one", "in", "Y", "which", "is", "the", "matrix", "that", "stores", "the", "householder", "vectors", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/block/decomposition/qr/BlockHouseHolder_DDRB.java#L919-L947
train
lessthanoptimal/ejml
examples/src/org/ejml/example/EquationCustomFunction.java
EquationCustomFunction.createMultTransA
public static ManagerFunctions.InputN createMultTransA() { return (inputs, manager) -> { if( inputs.size() != 2 ) throw new RuntimeException("Two inputs required"); final Variable varA = inputs.get(0); final Variable varB = inputs.get(1); Operation.Info ret = new Operation.Info(); if( varA instanceof VariableMatrix && varB instanceof VariableMatrix ) { // The output matrix or scalar variable must be created with the provided manager final VariableMatrix output = manager.createMatrix(); ret.output = output; ret.op = new Operation("multTransA-mm") { @Override public void process() { DMatrixRMaj mA = ((VariableMatrix)varA).matrix; DMatrixRMaj mB = ((VariableMatrix)varB).matrix; CommonOps_DDRM.multTransA(mA,mB,output.matrix); } }; } else { throw new IllegalArgumentException("Expected both inputs to be a matrix"); } return ret; }; }
java
public static ManagerFunctions.InputN createMultTransA() { return (inputs, manager) -> { if( inputs.size() != 2 ) throw new RuntimeException("Two inputs required"); final Variable varA = inputs.get(0); final Variable varB = inputs.get(1); Operation.Info ret = new Operation.Info(); if( varA instanceof VariableMatrix && varB instanceof VariableMatrix ) { // The output matrix or scalar variable must be created with the provided manager final VariableMatrix output = manager.createMatrix(); ret.output = output; ret.op = new Operation("multTransA-mm") { @Override public void process() { DMatrixRMaj mA = ((VariableMatrix)varA).matrix; DMatrixRMaj mB = ((VariableMatrix)varB).matrix; CommonOps_DDRM.multTransA(mA,mB,output.matrix); } }; } else { throw new IllegalArgumentException("Expected both inputs to be a matrix"); } return ret; }; }
[ "public", "static", "ManagerFunctions", ".", "InputN", "createMultTransA", "(", ")", "{", "return", "(", "inputs", ",", "manager", ")", "->", "{", "if", "(", "inputs", ".", "size", "(", ")", "!=", "2", ")", "throw", "new", "RuntimeException", "(", "\"Two...
Create the function. Be sure to handle all possible input types and combinations correctly and provide meaningful error messages. The output matrix should be resized to fit the inputs.
[ "Create", "the", "function", ".", "Be", "sure", "to", "handle", "all", "possible", "input", "types", "and", "combinations", "correctly", "and", "provide", "meaningful", "error", "messages", ".", "The", "output", "matrix", "should", "be", "resized", "to", "fit"...
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/examples/src/org/ejml/example/EquationCustomFunction.java#L60-L90
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/SpecializedOps_DDRM.java
SpecializedOps_DDRM.copyChangeRow
public static DMatrixRMaj copyChangeRow(int order[] , DMatrixRMaj src , DMatrixRMaj dst ) { if( dst == null ) { dst = new DMatrixRMaj(src.numRows,src.numCols); } else if( src.numRows != dst.numRows || src.numCols != dst.numCols ) { throw new IllegalArgumentException("src and dst must have the same dimensions."); } for( int i = 0; i < src.numRows; i++ ) { int indexDst = i*src.numCols; int indexSrc = order[i]*src.numCols; System.arraycopy(src.data,indexSrc,dst.data,indexDst,src.numCols); } return dst; }
java
public static DMatrixRMaj copyChangeRow(int order[] , DMatrixRMaj src , DMatrixRMaj dst ) { if( dst == null ) { dst = new DMatrixRMaj(src.numRows,src.numCols); } else if( src.numRows != dst.numRows || src.numCols != dst.numCols ) { throw new IllegalArgumentException("src and dst must have the same dimensions."); } for( int i = 0; i < src.numRows; i++ ) { int indexDst = i*src.numCols; int indexSrc = order[i]*src.numCols; System.arraycopy(src.data,indexSrc,dst.data,indexDst,src.numCols); } return dst; }
[ "public", "static", "DMatrixRMaj", "copyChangeRow", "(", "int", "order", "[", "]", ",", "DMatrixRMaj", "src", ",", "DMatrixRMaj", "dst", ")", "{", "if", "(", "dst", "==", "null", ")", "{", "dst", "=", "new", "DMatrixRMaj", "(", "src", ".", "numRows", "...
Creates a copy of a matrix but swaps the rows as specified by the order array. @param order Specifies which row in the dest corresponds to a row in the src. Not modified. @param src The original matrix. Not modified. @param dst A Matrix that is a row swapped copy of src. Modified.
[ "Creates", "a", "copy", "of", "a", "matrix", "but", "swaps", "the", "rows", "as", "specified", "by", "the", "order", "array", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/SpecializedOps_DDRM.java#L97-L113
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/SpecializedOps_DDRM.java
SpecializedOps_DDRM.copyTriangle
public static DMatrixRMaj copyTriangle(DMatrixRMaj src , DMatrixRMaj dst , boolean upper ) { if( dst == null ) { dst = new DMatrixRMaj(src.numRows,src.numCols); } else if( src.numRows != dst.numRows || src.numCols != dst.numCols ) { throw new IllegalArgumentException("src and dst must have the same dimensions."); } if( upper ) { int N = Math.min(src.numRows,src.numCols); for( int i = 0; i < N; i++ ) { int index = i*src.numCols+i; System.arraycopy(src.data,index,dst.data,index,src.numCols-i); } } else { for( int i = 0; i < src.numRows; i++ ) { int length = Math.min(i+1,src.numCols); int index = i*src.numCols; System.arraycopy(src.data,index,dst.data,index,length); } } return dst; }
java
public static DMatrixRMaj copyTriangle(DMatrixRMaj src , DMatrixRMaj dst , boolean upper ) { if( dst == null ) { dst = new DMatrixRMaj(src.numRows,src.numCols); } else if( src.numRows != dst.numRows || src.numCols != dst.numCols ) { throw new IllegalArgumentException("src and dst must have the same dimensions."); } if( upper ) { int N = Math.min(src.numRows,src.numCols); for( int i = 0; i < N; i++ ) { int index = i*src.numCols+i; System.arraycopy(src.data,index,dst.data,index,src.numCols-i); } } else { for( int i = 0; i < src.numRows; i++ ) { int length = Math.min(i+1,src.numCols); int index = i*src.numCols; System.arraycopy(src.data,index,dst.data,index,length); } } return dst; }
[ "public", "static", "DMatrixRMaj", "copyTriangle", "(", "DMatrixRMaj", "src", ",", "DMatrixRMaj", "dst", ",", "boolean", "upper", ")", "{", "if", "(", "dst", "==", "null", ")", "{", "dst", "=", "new", "DMatrixRMaj", "(", "src", ".", "numRows", ",", "src"...
Copies just the upper or lower triangular portion of a matrix. @param src Matrix being copied. Not modified. @param dst Where just a triangle from src is copied. If null a new one will be created. Modified. @param upper If the upper or lower triangle should be copied. @return The copied matrix.
[ "Copies", "just", "the", "upper", "or", "lower", "triangular", "portion", "of", "a", "matrix", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/SpecializedOps_DDRM.java#L123-L145
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/SpecializedOps_DDRM.java
SpecializedOps_DDRM.splitIntoVectors
public static DMatrixRMaj[] splitIntoVectors(DMatrix1Row A , boolean column ) { int w = column ? A.numCols : A.numRows; int M = column ? A.numRows : 1; int N = column ? 1 : A.numCols; int o = Math.max(M,N); DMatrixRMaj[] ret = new DMatrixRMaj[w]; for( int i = 0; i < w; i++ ) { DMatrixRMaj a = new DMatrixRMaj(M,N); if( column ) subvector(A,0,i,o,false,0,a); else subvector(A,i,0,o,true,0,a); ret[i] = a; } return ret; }
java
public static DMatrixRMaj[] splitIntoVectors(DMatrix1Row A , boolean column ) { int w = column ? A.numCols : A.numRows; int M = column ? A.numRows : 1; int N = column ? 1 : A.numCols; int o = Math.max(M,N); DMatrixRMaj[] ret = new DMatrixRMaj[w]; for( int i = 0; i < w; i++ ) { DMatrixRMaj a = new DMatrixRMaj(M,N); if( column ) subvector(A,0,i,o,false,0,a); else subvector(A,i,0,o,true,0,a); ret[i] = a; } return ret; }
[ "public", "static", "DMatrixRMaj", "[", "]", "splitIntoVectors", "(", "DMatrix1Row", "A", ",", "boolean", "column", ")", "{", "int", "w", "=", "column", "?", "A", ".", "numCols", ":", "A", ".", "numRows", ";", "int", "M", "=", "column", "?", "A", "."...
Takes a matrix and splits it into a set of row or column vectors. @param A original matrix. @param column If true then column vectors will be created. @return Set of vectors.
[ "Takes", "a", "matrix", "and", "splits", "it", "into", "a", "set", "of", "row", "or", "column", "vectors", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/SpecializedOps_DDRM.java#L339-L362
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/SpecializedOps_DDRM.java
SpecializedOps_DDRM.diagProd
public static double diagProd( DMatrix1Row T ) { double prod = 1.0; int N = Math.min(T.numRows,T.numCols); for( int i = 0; i < N; i++ ) { prod *= T.unsafe_get(i,i); } return prod; }
java
public static double diagProd( DMatrix1Row T ) { double prod = 1.0; int N = Math.min(T.numRows,T.numCols); for( int i = 0; i < N; i++ ) { prod *= T.unsafe_get(i,i); } return prod; }
[ "public", "static", "double", "diagProd", "(", "DMatrix1Row", "T", ")", "{", "double", "prod", "=", "1.0", ";", "int", "N", "=", "Math", ".", "min", "(", "T", ".", "numRows", ",", "T", ".", "numCols", ")", ";", "for", "(", "int", "i", "=", "0", ...
Computes the product of the diagonal elements. For a diagonal or triangular matrix this is the determinant. @param T A matrix. @return product of the diagonal elements.
[ "Computes", "the", "product", "of", "the", "diagonal", "elements", ".", "For", "a", "diagonal", "or", "triangular", "matrix", "this", "is", "the", "determinant", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/SpecializedOps_DDRM.java#L410-L419
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/SpecializedOps_DDRM.java
SpecializedOps_DDRM.elementSumSq
public static double elementSumSq( DMatrixD1 m ) { // minimize round off error double maxAbs = CommonOps_DDRM.elementMaxAbs(m); if( maxAbs == 0) return 0; double total = 0; int N = m.getNumElements(); for( int i = 0; i < N; i++ ) { double d = m.data[i]/maxAbs; total += d*d; } return maxAbs*total*maxAbs; }
java
public static double elementSumSq( DMatrixD1 m ) { // minimize round off error double maxAbs = CommonOps_DDRM.elementMaxAbs(m); if( maxAbs == 0) return 0; double total = 0; int N = m.getNumElements(); for( int i = 0; i < N; i++ ) { double d = m.data[i]/maxAbs; total += d*d; } return maxAbs*total*maxAbs; }
[ "public", "static", "double", "elementSumSq", "(", "DMatrixD1", "m", ")", "{", "// minimize round off error", "double", "maxAbs", "=", "CommonOps_DDRM", ".", "elementMaxAbs", "(", "m", ")", ";", "if", "(", "maxAbs", "==", "0", ")", "return", "0", ";", "doubl...
Sums up the square of each element in the matrix. This is equivalent to the Frobenius norm squared. @param m Matrix. @return Sum of elements squared.
[ "Sums", "up", "the", "square", "of", "each", "element", "in", "the", "matrix", ".", "This", "is", "equivalent", "to", "the", "Frobenius", "norm", "squared", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/SpecializedOps_DDRM.java#L480-L496
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/decomposition/eig/symm/SymmetricQREigenHelper_DDRM.java
SymmetricQREigenHelper_DDRM.init
public void init( double diag[] , double off[], int numCols ) { reset(numCols); this.diag = diag; this.off = off; }
java
public void init( double diag[] , double off[], int numCols ) { reset(numCols); this.diag = diag; this.off = off; }
[ "public", "void", "init", "(", "double", "diag", "[", "]", ",", "double", "off", "[", "]", ",", "int", "numCols", ")", "{", "reset", "(", "numCols", ")", ";", "this", ".", "diag", "=", "diag", ";", "this", ".", "off", "=", "off", ";", "}" ]
Sets up and declares internal data structures. @param diag Diagonal elements from tridiagonal matrix. Modified. @param off Off diagonal elements from tridiagonal matrix. Modified. @param numCols number of columns (and rows) in the matrix.
[ "Sets", "up", "and", "declares", "internal", "data", "structures", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/decomposition/eig/symm/SymmetricQREigenHelper_DDRM.java#L106-L113
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/decomposition/eig/symm/SymmetricQREigenHelper_DDRM.java
SymmetricQREigenHelper_DDRM.reset
public void reset( int N ) { this.N = N; this.diag = null; this.off = null; if( splits.length < N ) { splits = new int[N]; } numSplits = 0; x1 = 0; x2 = N-1; steps = numExceptional = lastExceptional = 0; this.Q = null; }
java
public void reset( int N ) { this.N = N; this.diag = null; this.off = null; if( splits.length < N ) { splits = new int[N]; } numSplits = 0; x1 = 0; x2 = N-1; steps = numExceptional = lastExceptional = 0; this.Q = null; }
[ "public", "void", "reset", "(", "int", "N", ")", "{", "this", ".", "N", "=", "N", ";", "this", ".", "diag", "=", "null", ";", "this", ".", "off", "=", "null", ";", "if", "(", "splits", ".", "length", "<", "N", ")", "{", "splits", "=", "new", ...
Sets the size of the matrix being decomposed, declares new memory if needed, and sets all helper functions to their initial value.
[ "Sets", "the", "size", "of", "the", "matrix", "being", "decomposed", "declares", "new", "memory", "if", "needed", "and", "sets", "all", "helper", "functions", "to", "their", "initial", "value", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/decomposition/eig/symm/SymmetricQREigenHelper_DDRM.java#L139-L157
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/decomposition/eig/symm/SymmetricQREigenHelper_DDRM.java
SymmetricQREigenHelper_DDRM.isZero
protected boolean isZero( int index ) { double bottom = Math.abs(diag[index])+Math.abs(diag[index+1]); return( Math.abs(off[index]) <= bottom*UtilEjml.EPS); }
java
protected boolean isZero( int index ) { double bottom = Math.abs(diag[index])+Math.abs(diag[index+1]); return( Math.abs(off[index]) <= bottom*UtilEjml.EPS); }
[ "protected", "boolean", "isZero", "(", "int", "index", ")", "{", "double", "bottom", "=", "Math", ".", "abs", "(", "diag", "[", "index", "]", ")", "+", "Math", ".", "abs", "(", "diag", "[", "index", "+", "1", "]", ")", ";", "return", "(", "Math",...
Checks to see if the specified off diagonal element is zero using a relative metric.
[ "Checks", "to", "see", "if", "the", "specified", "off", "diagonal", "element", "is", "zero", "using", "a", "relative", "metric", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/decomposition/eig/symm/SymmetricQREigenHelper_DDRM.java#L202-L206
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/decomposition/eig/symm/SymmetricQREigenHelper_DDRM.java
SymmetricQREigenHelper_DDRM.createBulge
protected void createBulge( int x1 , double p , boolean byAngle ) { double a11 = diag[x1]; double a22 = diag[x1+1]; double a12 = off[x1]; double a23 = off[x1+1]; if( byAngle ) { c = Math.cos(p); s = Math.sin(p); c2 = c*c; s2 = s*s; cs = c*s; } else { computeRotation(a11-p, a12); } // multiply the rotator on the top left. diag[x1] = c2*a11 + 2.0*cs*a12 + s2*a22; diag[x1+1] = c2*a22 - 2.0*cs*a12 + s2*a11; off[x1] = a12*(c2-s2) + cs*(a22 - a11); off[x1+1] = c*a23; bulge = s*a23; if( Q != null ) updateQ(x1,x1+1,c,s); }
java
protected void createBulge( int x1 , double p , boolean byAngle ) { double a11 = diag[x1]; double a22 = diag[x1+1]; double a12 = off[x1]; double a23 = off[x1+1]; if( byAngle ) { c = Math.cos(p); s = Math.sin(p); c2 = c*c; s2 = s*s; cs = c*s; } else { computeRotation(a11-p, a12); } // multiply the rotator on the top left. diag[x1] = c2*a11 + 2.0*cs*a12 + s2*a22; diag[x1+1] = c2*a22 - 2.0*cs*a12 + s2*a11; off[x1] = a12*(c2-s2) + cs*(a22 - a11); off[x1+1] = c*a23; bulge = s*a23; if( Q != null ) updateQ(x1,x1+1,c,s); }
[ "protected", "void", "createBulge", "(", "int", "x1", ",", "double", "p", ",", "boolean", "byAngle", ")", "{", "double", "a11", "=", "diag", "[", "x1", "]", ";", "double", "a22", "=", "diag", "[", "x1", "+", "1", "]", ";", "double", "a12", "=", "...
Performs a similar transform on A-pI
[ "Performs", "a", "similar", "transform", "on", "A", "-", "pI" ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/decomposition/eig/symm/SymmetricQREigenHelper_DDRM.java#L247-L273
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/decomposition/eig/symm/SymmetricQREigenHelper_DDRM.java
SymmetricQREigenHelper_DDRM.eigenvalue2by2
protected void eigenvalue2by2( int x1 ) { double a = diag[x1]; double b = off[x1]; double c = diag[x1+1]; // normalize to reduce overflow double absA = Math.abs(a); double absB = Math.abs(b); double absC = Math.abs(c); double scale = absA > absB ? absA : absB; if( absC > scale ) scale = absC; // see if it is a pathological case. the diagonal must already be zero // and the eigenvalues are all zero. so just return if( scale == 0 ) { off[x1] = 0; diag[x1] = 0; diag[x1+1] = 0; return; } a /= scale; b /= scale; c /= scale; eigenSmall.symm2x2_fast(a,b,c); off[x1] = 0; diag[x1] = scale*eigenSmall.value0.real; diag[x1+1] = scale*eigenSmall.value1.real; }
java
protected void eigenvalue2by2( int x1 ) { double a = diag[x1]; double b = off[x1]; double c = diag[x1+1]; // normalize to reduce overflow double absA = Math.abs(a); double absB = Math.abs(b); double absC = Math.abs(c); double scale = absA > absB ? absA : absB; if( absC > scale ) scale = absC; // see if it is a pathological case. the diagonal must already be zero // and the eigenvalues are all zero. so just return if( scale == 0 ) { off[x1] = 0; diag[x1] = 0; diag[x1+1] = 0; return; } a /= scale; b /= scale; c /= scale; eigenSmall.symm2x2_fast(a,b,c); off[x1] = 0; diag[x1] = scale*eigenSmall.value0.real; diag[x1+1] = scale*eigenSmall.value1.real; }
[ "protected", "void", "eigenvalue2by2", "(", "int", "x1", ")", "{", "double", "a", "=", "diag", "[", "x1", "]", ";", "double", "b", "=", "off", "[", "x1", "]", ";", "double", "c", "=", "diag", "[", "x1", "+", "1", "]", ";", "// normalize to reduce o...
Computes the eigenvalue of the 2 by 2 matrix.
[ "Computes", "the", "eigenvalue", "of", "the", "2", "by", "2", "matrix", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/decomposition/eig/symm/SymmetricQREigenHelper_DDRM.java#L378-L409
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/linsol/LinearSolver_DDRB_to_DDRM.java
LinearSolver_DDRB_to_DDRM.solve
@Override public void solve(DMatrixRMaj B, DMatrixRMaj X) { X.reshape(blockA.numCols,B.numCols); blockB.reshape(B.numRows,B.numCols,false); blockX.reshape(X.numRows,X.numCols,false); MatrixOps_DDRB.convert(B,blockB); alg.solve(blockB,blockX); MatrixOps_DDRB.convert(blockX,X); }
java
@Override public void solve(DMatrixRMaj B, DMatrixRMaj X) { X.reshape(blockA.numCols,B.numCols); blockB.reshape(B.numRows,B.numCols,false); blockX.reshape(X.numRows,X.numCols,false); MatrixOps_DDRB.convert(B,blockB); alg.solve(blockB,blockX); MatrixOps_DDRB.convert(blockX,X); }
[ "@", "Override", "public", "void", "solve", "(", "DMatrixRMaj", "B", ",", "DMatrixRMaj", "X", ")", "{", "X", ".", "reshape", "(", "blockA", ".", "numCols", ",", "B", ".", "numCols", ")", ";", "blockB", ".", "reshape", "(", "B", ".", "numRows", ",", ...
Converts B and X into block matrices and calls the block matrix solve routine. @param B A matrix &real; <sup>m &times; p</sup>. Not modified. @param X A matrix &real; <sup>n &times; p</sup>, where the solution is written to. Modified.
[ "Converts", "B", "and", "X", "into", "block", "matrices", "and", "calls", "the", "block", "matrix", "solve", "routine", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/linsol/LinearSolver_DDRB_to_DDRM.java#L75-L85
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/linsol/LinearSolver_DDRB_to_DDRM.java
LinearSolver_DDRB_to_DDRM.invert
@Override public void invert(DMatrixRMaj A_inv) { blockB.reshape(A_inv.numRows,A_inv.numCols,false); alg.invert(blockB); MatrixOps_DDRB.convert(blockB,A_inv); }
java
@Override public void invert(DMatrixRMaj A_inv) { blockB.reshape(A_inv.numRows,A_inv.numCols,false); alg.invert(blockB); MatrixOps_DDRB.convert(blockB,A_inv); }
[ "@", "Override", "public", "void", "invert", "(", "DMatrixRMaj", "A_inv", ")", "{", "blockB", ".", "reshape", "(", "A_inv", ".", "numRows", ",", "A_inv", ".", "numCols", ",", "false", ")", ";", "alg", ".", "invert", "(", "blockB", ")", ";", "MatrixOps_...
Creates a block matrix the same size as A_inv, inverts the matrix and copies the results back onto A_inv. @param A_inv Where the inverted matrix saved. Modified.
[ "Creates", "a", "block", "matrix", "the", "same", "size", "as", "A_inv", "inverts", "the", "matrix", "and", "copies", "the", "results", "back", "onto", "A_inv", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/linsol/LinearSolver_DDRB_to_DDRM.java#L93-L100
train
lessthanoptimal/ejml
main/ejml-ddense/generate/org/ejml/dense/row/misc/GenerateInverseFromMinor.java
GenerateInverseFromMinor.printMinors
public void printMinors(int matrix[], int N, PrintStream stream) { this.N = N; this.stream = stream; // compute all the minors int index = 0; for( int i = 1; i <= N; i++ ) { for( int j = 1; j <= N; j++ , index++) { stream.print(" double m"+i+""+j+" = "); if( (i+j) % 2 == 1 ) stream.print("-( "); printTopMinor(matrix,i-1,j-1,N); if( (i+j) % 2 == 1 ) stream.print(")"); stream.print(";\n"); } } stream.println(); // compute the determinant stream.print(" double det = (a11*m11"); for( int i = 2; i <= N; i++ ) { stream.print(" + "+a(i-1)+"*m"+1+""+i); } stream.println(")/scale;"); }
java
public void printMinors(int matrix[], int N, PrintStream stream) { this.N = N; this.stream = stream; // compute all the minors int index = 0; for( int i = 1; i <= N; i++ ) { for( int j = 1; j <= N; j++ , index++) { stream.print(" double m"+i+""+j+" = "); if( (i+j) % 2 == 1 ) stream.print("-( "); printTopMinor(matrix,i-1,j-1,N); if( (i+j) % 2 == 1 ) stream.print(")"); stream.print(";\n"); } } stream.println(); // compute the determinant stream.print(" double det = (a11*m11"); for( int i = 2; i <= N; i++ ) { stream.print(" + "+a(i-1)+"*m"+1+""+i); } stream.println(")/scale;"); }
[ "public", "void", "printMinors", "(", "int", "matrix", "[", "]", ",", "int", "N", ",", "PrintStream", "stream", ")", "{", "this", ".", "N", "=", "N", ";", "this", ".", "stream", "=", "stream", ";", "// compute all the minors", "int", "index", "=", "0",...
Put the core auto-code algorithm here so an external class can call it
[ "Put", "the", "core", "auto", "-", "code", "algorithm", "here", "so", "an", "external", "class", "can", "call", "it" ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/generate/org/ejml/dense/row/misc/GenerateInverseFromMinor.java#L147-L173
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/block/linsol/qr/QrHouseHolderSolver_DDRB.java
QrHouseHolderSolver_DDRB.setA
@Override public boolean setA(DMatrixRBlock A) { if( A.numRows < A.numCols ) throw new IllegalArgumentException("Number of rows must be more than or equal to the number of columns. " + "Can't solve an underdetermined system."); if( !decomposer.decompose(A)) return false; this.QR = decomposer.getQR(); return true; }
java
@Override public boolean setA(DMatrixRBlock A) { if( A.numRows < A.numCols ) throw new IllegalArgumentException("Number of rows must be more than or equal to the number of columns. " + "Can't solve an underdetermined system."); if( !decomposer.decompose(A)) return false; this.QR = decomposer.getQR(); return true; }
[ "@", "Override", "public", "boolean", "setA", "(", "DMatrixRBlock", "A", ")", "{", "if", "(", "A", ".", "numRows", "<", "A", ".", "numCols", ")", "throw", "new", "IllegalArgumentException", "(", "\"Number of rows must be more than or equal to the number of columns. \...
Computes the QR decomposition of A and store the results in A. @param A The A matrix in the linear equation. Modified. Reference saved. @return true if the decomposition was successful.
[ "Computes", "the", "QR", "decomposition", "of", "A", "and", "store", "the", "results", "in", "A", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/block/linsol/qr/QrHouseHolderSolver_DDRB.java#L68-L80
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/block/linsol/qr/QrHouseHolderSolver_DDRB.java
QrHouseHolderSolver_DDRB.invert
@Override public void invert(DMatrixRBlock A_inv) { int M = Math.min(QR.numRows,QR.numCols); if( A_inv.numRows != M || A_inv.numCols != M ) throw new IllegalArgumentException("A_inv must be square an have dimension "+M); // Solve for A^-1 // Q*R*A^-1 = I // Apply householder reflectors to the identity matrix // y = Q^T*I = Q^T MatrixOps_DDRB.setIdentity(A_inv); decomposer.applyQTran(A_inv); // Solve using upper triangular R matrix // R*A^-1 = y // A^-1 = R^-1*y TriangularSolver_DDRB.solve(QR.blockLength,true, new DSubmatrixD1(QR,0,M,0,M),new DSubmatrixD1(A_inv),false); }
java
@Override public void invert(DMatrixRBlock A_inv) { int M = Math.min(QR.numRows,QR.numCols); if( A_inv.numRows != M || A_inv.numCols != M ) throw new IllegalArgumentException("A_inv must be square an have dimension "+M); // Solve for A^-1 // Q*R*A^-1 = I // Apply householder reflectors to the identity matrix // y = Q^T*I = Q^T MatrixOps_DDRB.setIdentity(A_inv); decomposer.applyQTran(A_inv); // Solve using upper triangular R matrix // R*A^-1 = y // A^-1 = R^-1*y TriangularSolver_DDRB.solve(QR.blockLength,true, new DSubmatrixD1(QR,0,M,0,M),new DSubmatrixD1(A_inv),false); }
[ "@", "Override", "public", "void", "invert", "(", "DMatrixRBlock", "A_inv", ")", "{", "int", "M", "=", "Math", ".", "min", "(", "QR", ".", "numRows", ",", "QR", ".", "numCols", ")", ";", "if", "(", "A_inv", ".", "numRows", "!=", "M", "||", "A_inv",...
Invert by solving for against an identity matrix. @param A_inv Where the inverted matrix saved. Modified.
[ "Invert", "by", "solving", "for", "against", "an", "identity", "matrix", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/block/linsol/qr/QrHouseHolderSolver_DDRB.java#L124-L144
train
lessthanoptimal/ejml
main/ejml-simple/src/org/ejml/equation/Sequence.java
Sequence.perform
public void perform() { for (int i = 0; i < operations.size(); i++) { operations.get(i).process(); } }
java
public void perform() { for (int i = 0; i < operations.size(); i++) { operations.get(i).process(); } }
[ "public", "void", "perform", "(", ")", "{", "for", "(", "int", "i", "=", "0", ";", "i", "<", "operations", ".", "size", "(", ")", ";", "i", "++", ")", "{", "operations", ".", "get", "(", "i", ")", ".", "process", "(", ")", ";", "}", "}" ]
Executes the sequence of operations
[ "Executes", "the", "sequence", "of", "operations" ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-simple/src/org/ejml/equation/Sequence.java#L44-L48
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/decomposition/chol/CholeskyDecompositionBlock_DDRM.java
CholeskyDecompositionBlock_DDRM.setExpectedMaxSize
@Override public void setExpectedMaxSize( int numRows , int numCols ) { super.setExpectedMaxSize(numRows,numCols); // if the matrix that is being decomposed is smaller than the block we really don't // see the B matrix. if( numRows < blockWidth) B = new DMatrixRMaj(0,0); else B = new DMatrixRMaj(blockWidth,maxWidth); chol = new CholeskyBlockHelper_DDRM(blockWidth); }
java
@Override public void setExpectedMaxSize( int numRows , int numCols ) { super.setExpectedMaxSize(numRows,numCols); // if the matrix that is being decomposed is smaller than the block we really don't // see the B matrix. if( numRows < blockWidth) B = new DMatrixRMaj(0,0); else B = new DMatrixRMaj(blockWidth,maxWidth); chol = new CholeskyBlockHelper_DDRM(blockWidth); }
[ "@", "Override", "public", "void", "setExpectedMaxSize", "(", "int", "numRows", ",", "int", "numCols", ")", "{", "super", ".", "setExpectedMaxSize", "(", "numRows", ",", "numCols", ")", ";", "// if the matrix that is being decomposed is smaller than the block we really do...
Declares additional internal data structures.
[ "Declares", "additional", "internal", "data", "structures", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/decomposition/chol/CholeskyDecompositionBlock_DDRM.java#L54-L66
train
lessthanoptimal/ejml
main/ejml-core/src/org/ejml/ops/ConvertDMatrixStruct.java
ConvertDMatrixStruct.convert
public static DMatrixSparseCSC convert(DMatrixSparseTriplet src , DMatrixSparseCSC dst , int hist[] ) { if( dst == null ) dst = new DMatrixSparseCSC(src.numRows, src.numCols , src.nz_length); else dst.reshape(src.numRows, src.numCols, src.nz_length); if( hist == null ) hist = new int[ src.numCols ]; else if( hist.length >= src.numCols ) Arrays.fill(hist,0,src.numCols, 0); else throw new IllegalArgumentException("Length of hist must be at least numCols"); // compute the number of elements in each columns for (int i = 0; i < src.nz_length; i++) { hist[src.nz_rowcol.data[i*2+1]]++; } // define col_idx dst.histogramToStructure(hist); System.arraycopy(dst.col_idx,0,hist,0,dst.numCols); // now write the row indexes and the values for (int i = 0; i < src.nz_length; i++) { int row = src.nz_rowcol.data[i*2]; int col = src.nz_rowcol.data[i*2+1]; double value = src.nz_value.data[i]; int index = hist[col]++; dst.nz_rows[index] = row; dst.nz_values[index] = value; } dst.indicesSorted = false; return dst; }
java
public static DMatrixSparseCSC convert(DMatrixSparseTriplet src , DMatrixSparseCSC dst , int hist[] ) { if( dst == null ) dst = new DMatrixSparseCSC(src.numRows, src.numCols , src.nz_length); else dst.reshape(src.numRows, src.numCols, src.nz_length); if( hist == null ) hist = new int[ src.numCols ]; else if( hist.length >= src.numCols ) Arrays.fill(hist,0,src.numCols, 0); else throw new IllegalArgumentException("Length of hist must be at least numCols"); // compute the number of elements in each columns for (int i = 0; i < src.nz_length; i++) { hist[src.nz_rowcol.data[i*2+1]]++; } // define col_idx dst.histogramToStructure(hist); System.arraycopy(dst.col_idx,0,hist,0,dst.numCols); // now write the row indexes and the values for (int i = 0; i < src.nz_length; i++) { int row = src.nz_rowcol.data[i*2]; int col = src.nz_rowcol.data[i*2+1]; double value = src.nz_value.data[i]; int index = hist[col]++; dst.nz_rows[index] = row; dst.nz_values[index] = value; } dst.indicesSorted = false; return dst; }
[ "public", "static", "DMatrixSparseCSC", "convert", "(", "DMatrixSparseTriplet", "src", ",", "DMatrixSparseCSC", "dst", ",", "int", "hist", "[", "]", ")", "{", "if", "(", "dst", "==", "null", ")", "dst", "=", "new", "DMatrixSparseCSC", "(", "src", ".", "num...
Converts SMatrixTriplet_64 into a SMatrixCC_64. @param src Original matrix which is to be copied. Not modified. @param dst Destination. Will be a copy. Modified. @param hist Workspace. Should be at least as long as the number of columns. Can be null.
[ "Converts", "SMatrixTriplet_64", "into", "a", "SMatrixCC_64", "." ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-core/src/org/ejml/ops/ConvertDMatrixStruct.java#L858-L893
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/decomposition/qr/QRColPivDecompositionHouseholderColumn_DDRM.java
QRColPivDecompositionHouseholderColumn_DDRM.setupPivotInfo
protected void setupPivotInfo() { for( int col = 0; col < numCols; col++ ) { pivots[col] = col; double c[] = dataQR[col]; double norm = 0; for( int row = 0; row < numRows; row++ ) { double element = c[row]; norm += element*element; } normsCol[col] = norm; } }
java
protected void setupPivotInfo() { for( int col = 0; col < numCols; col++ ) { pivots[col] = col; double c[] = dataQR[col]; double norm = 0; for( int row = 0; row < numRows; row++ ) { double element = c[row]; norm += element*element; } normsCol[col] = norm; } }
[ "protected", "void", "setupPivotInfo", "(", ")", "{", "for", "(", "int", "col", "=", "0", ";", "col", "<", "numCols", ";", "col", "++", ")", "{", "pivots", "[", "col", "]", "=", "col", ";", "double", "c", "[", "]", "=", "dataQR", "[", "col", "]...
Sets the initial pivot ordering and compute the F-norm squared for each column
[ "Sets", "the", "initial", "pivot", "ordering", "and", "compute", "the", "F", "-", "norm", "squared", "for", "each", "column" ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/decomposition/qr/QRColPivDecompositionHouseholderColumn_DDRM.java#L173-L184
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/decomposition/qr/QRColPivDecompositionHouseholderColumn_DDRM.java
QRColPivDecompositionHouseholderColumn_DDRM.updateNorms
protected void updateNorms( int j ) { boolean foundNegative = false; for( int col = j; col < numCols; col++ ) { double e = dataQR[col][j-1]; double v = normsCol[col] -= e*e; if( v < 0 ) { foundNegative = true; break; } } // if a negative sum has been found then clearly too much precision has been lost // and it should recompute the column norms from scratch if( foundNegative ) { for( int col = j; col < numCols; col++ ) { double u[] = dataQR[col]; double actual = 0; for( int i=j; i < numRows; i++ ) { double v = u[i]; actual += v*v; } normsCol[col] = actual; } } }
java
protected void updateNorms( int j ) { boolean foundNegative = false; for( int col = j; col < numCols; col++ ) { double e = dataQR[col][j-1]; double v = normsCol[col] -= e*e; if( v < 0 ) { foundNegative = true; break; } } // if a negative sum has been found then clearly too much precision has been lost // and it should recompute the column norms from scratch if( foundNegative ) { for( int col = j; col < numCols; col++ ) { double u[] = dataQR[col]; double actual = 0; for( int i=j; i < numRows; i++ ) { double v = u[i]; actual += v*v; } normsCol[col] = actual; } } }
[ "protected", "void", "updateNorms", "(", "int", "j", ")", "{", "boolean", "foundNegative", "=", "false", ";", "for", "(", "int", "col", "=", "j", ";", "col", "<", "numCols", ";", "col", "++", ")", "{", "double", "e", "=", "dataQR", "[", "col", "]",...
Performs an efficient update of each columns' norm
[ "Performs", "an", "efficient", "update", "of", "each", "columns", "norm" ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/decomposition/qr/QRColPivDecompositionHouseholderColumn_DDRM.java#L190-L215
train
lessthanoptimal/ejml
main/ejml-ddense/src/org/ejml/dense/row/decomposition/qr/QRColPivDecompositionHouseholderColumn_DDRM.java
QRColPivDecompositionHouseholderColumn_DDRM.swapColumns
protected void swapColumns( int j ) { // find the column with the largest norm int largestIndex = j; double largestNorm = normsCol[j]; for( int col = j+1; col < numCols; col++ ) { double n = normsCol[col]; if( n > largestNorm ) { largestNorm = n; largestIndex = col; } } // swap the columns double []tempC = dataQR[j]; dataQR[j] = dataQR[largestIndex]; dataQR[largestIndex] = tempC; double tempN = normsCol[j]; normsCol[j] = normsCol[largestIndex]; normsCol[largestIndex] = tempN; int tempP = pivots[j]; pivots[j] = pivots[largestIndex]; pivots[largestIndex] = tempP; }
java
protected void swapColumns( int j ) { // find the column with the largest norm int largestIndex = j; double largestNorm = normsCol[j]; for( int col = j+1; col < numCols; col++ ) { double n = normsCol[col]; if( n > largestNorm ) { largestNorm = n; largestIndex = col; } } // swap the columns double []tempC = dataQR[j]; dataQR[j] = dataQR[largestIndex]; dataQR[largestIndex] = tempC; double tempN = normsCol[j]; normsCol[j] = normsCol[largestIndex]; normsCol[largestIndex] = tempN; int tempP = pivots[j]; pivots[j] = pivots[largestIndex]; pivots[largestIndex] = tempP; }
[ "protected", "void", "swapColumns", "(", "int", "j", ")", "{", "// find the column with the largest norm", "int", "largestIndex", "=", "j", ";", "double", "largestNorm", "=", "normsCol", "[", "j", "]", ";", "for", "(", "int", "col", "=", "j", "+", "1", ";"...
Finds the column with the largest normal and makes that the first column @param j Current column being inspected
[ "Finds", "the", "column", "with", "the", "largest", "normal", "and", "makes", "that", "the", "first", "column" ]
1444680cc487af5e866730e62f48f5f9636850d9
https://github.com/lessthanoptimal/ejml/blob/1444680cc487af5e866730e62f48f5f9636850d9/main/ejml-ddense/src/org/ejml/dense/row/decomposition/qr/QRColPivDecompositionHouseholderColumn_DDRM.java#L222-L244
train
klarna/HiveRunner
src/main/java/com/klarna/hiverunner/config/HiveRunnerConfig.java
HiveRunnerConfig.getHiveExecutionEngine
public String getHiveExecutionEngine() { String executionEngine = hiveConfSystemOverride.get(HiveConf.ConfVars.HIVE_EXECUTION_ENGINE.varname); return executionEngine == null ? HiveConf.ConfVars.HIVE_EXECUTION_ENGINE.getDefaultValue() : executionEngine; }
java
public String getHiveExecutionEngine() { String executionEngine = hiveConfSystemOverride.get(HiveConf.ConfVars.HIVE_EXECUTION_ENGINE.varname); return executionEngine == null ? HiveConf.ConfVars.HIVE_EXECUTION_ENGINE.getDefaultValue() : executionEngine; }
[ "public", "String", "getHiveExecutionEngine", "(", ")", "{", "String", "executionEngine", "=", "hiveConfSystemOverride", ".", "get", "(", "HiveConf", ".", "ConfVars", ".", "HIVE_EXECUTION_ENGINE", ".", "varname", ")", ";", "return", "executionEngine", "==", "null", ...
Get the configured hive.execution.engine. If not set it will default to the default value of HiveConf
[ "Get", "the", "configured", "hive", ".", "execution", ".", "engine", ".", "If", "not", "set", "it", "will", "default", "to", "the", "default", "value", "of", "HiveConf" ]
c8899237db6122127f16e3d8a740c1f8657c2ae3
https://github.com/klarna/HiveRunner/blob/c8899237db6122127f16e3d8a740c1f8657c2ae3/src/main/java/com/klarna/hiverunner/config/HiveRunnerConfig.java#L145-L148
train
klarna/HiveRunner
src/main/java/com/klarna/hiverunner/config/HiveRunnerConfig.java
HiveRunnerConfig.override
public void override(HiveRunnerConfig hiveRunnerConfig) { config.putAll(hiveRunnerConfig.config); hiveConfSystemOverride.putAll(hiveRunnerConfig.hiveConfSystemOverride); }
java
public void override(HiveRunnerConfig hiveRunnerConfig) { config.putAll(hiveRunnerConfig.config); hiveConfSystemOverride.putAll(hiveRunnerConfig.hiveConfSystemOverride); }
[ "public", "void", "override", "(", "HiveRunnerConfig", "hiveRunnerConfig", ")", "{", "config", ".", "putAll", "(", "hiveRunnerConfig", ".", "config", ")", ";", "hiveConfSystemOverride", ".", "putAll", "(", "hiveRunnerConfig", ".", "hiveConfSystemOverride", ")", ";",...
Copy values from the inserted config to this config. Note that if properties has not been explicitly set, the defaults will apply.
[ "Copy", "values", "from", "the", "inserted", "config", "to", "this", "config", ".", "Note", "that", "if", "properties", "has", "not", "been", "explicitly", "set", "the", "defaults", "will", "apply", "." ]
c8899237db6122127f16e3d8a740c1f8657c2ae3
https://github.com/klarna/HiveRunner/blob/c8899237db6122127f16e3d8a740c1f8657c2ae3/src/main/java/com/klarna/hiverunner/config/HiveRunnerConfig.java#L186-L189
train
klarna/HiveRunner
src/main/java/com/klarna/reflection/ReflectionUtils.java
ReflectionUtils.getField
public static Optional<Field> getField(Class<?> type, final String fieldName) { Optional<Field> field = Iterables.tryFind(newArrayList(type.getDeclaredFields()), havingFieldName(fieldName)); if (!field.isPresent() && type.getSuperclass() != null){ field = getField(type.getSuperclass(), fieldName); } return field; }
java
public static Optional<Field> getField(Class<?> type, final String fieldName) { Optional<Field> field = Iterables.tryFind(newArrayList(type.getDeclaredFields()), havingFieldName(fieldName)); if (!field.isPresent() && type.getSuperclass() != null){ field = getField(type.getSuperclass(), fieldName); } return field; }
[ "public", "static", "Optional", "<", "Field", ">", "getField", "(", "Class", "<", "?", ">", "type", ",", "final", "String", "fieldName", ")", "{", "Optional", "<", "Field", ">", "field", "=", "Iterables", ".", "tryFind", "(", "newArrayList", "(", "type",...
Finds the first Field with given field name in the Class and in its super classes. @param type The Class type @param fieldName The field name to get @return an {@code Optional}. Use isPresent() to find out if the field name was found.
[ "Finds", "the", "first", "Field", "with", "given", "field", "name", "in", "the", "Class", "and", "in", "its", "super", "classes", "." ]
c8899237db6122127f16e3d8a740c1f8657c2ae3
https://github.com/klarna/HiveRunner/blob/c8899237db6122127f16e3d8a740c1f8657c2ae3/src/main/java/com/klarna/reflection/ReflectionUtils.java#L72-L80
train
klarna/HiveRunner
src/main/java/com/klarna/hiverunner/HiveServerContainer.java
HiveServerContainer.init
public void init(Map<String, String> testConfig, Map<String, String> hiveVars) { context.init(); HiveConf hiveConf = context.getHiveConf(); // merge test case properties with hive conf before HiveServer is started. for (Map.Entry<String, String> property : testConfig.entrySet()) { hiveConf.set(property.getKey(), property.getValue()); } try { hiveServer2 = new HiveServer2(); hiveServer2.init(hiveConf); // Locate the ClIService in the HiveServer2 for (Service service : hiveServer2.getServices()) { if (service instanceof CLIService) { client = (CLIService) service; } } Preconditions.checkNotNull(client, "ClIService was not initialized by HiveServer2"); sessionHandle = client.openSession("noUser", "noPassword", null); SessionState sessionState = client.getSessionManager().getSession(sessionHandle).getSessionState(); currentSessionState = sessionState; currentSessionState.setHiveVariables(hiveVars); } catch (Exception e) { throw new IllegalStateException("Failed to create HiveServer :" + e.getMessage(), e); } // Ping hive server before we do anything more with it! If validation // is switched on, this will fail if metastorage is not set up properly pingHiveServer(); }
java
public void init(Map<String, String> testConfig, Map<String, String> hiveVars) { context.init(); HiveConf hiveConf = context.getHiveConf(); // merge test case properties with hive conf before HiveServer is started. for (Map.Entry<String, String> property : testConfig.entrySet()) { hiveConf.set(property.getKey(), property.getValue()); } try { hiveServer2 = new HiveServer2(); hiveServer2.init(hiveConf); // Locate the ClIService in the HiveServer2 for (Service service : hiveServer2.getServices()) { if (service instanceof CLIService) { client = (CLIService) service; } } Preconditions.checkNotNull(client, "ClIService was not initialized by HiveServer2"); sessionHandle = client.openSession("noUser", "noPassword", null); SessionState sessionState = client.getSessionManager().getSession(sessionHandle).getSessionState(); currentSessionState = sessionState; currentSessionState.setHiveVariables(hiveVars); } catch (Exception e) { throw new IllegalStateException("Failed to create HiveServer :" + e.getMessage(), e); } // Ping hive server before we do anything more with it! If validation // is switched on, this will fail if metastorage is not set up properly pingHiveServer(); }
[ "public", "void", "init", "(", "Map", "<", "String", ",", "String", ">", "testConfig", ",", "Map", "<", "String", ",", "String", ">", "hiveVars", ")", "{", "context", ".", "init", "(", ")", ";", "HiveConf", "hiveConf", "=", "context", ".", "getHiveConf...
Will start the HiveServer. @param testConfig Specific test case properties. Will be merged with the HiveConf of the context @param hiveVars HiveVars to pass on to the HiveServer for this session
[ "Will", "start", "the", "HiveServer", "." ]
c8899237db6122127f16e3d8a740c1f8657c2ae3
https://github.com/klarna/HiveRunner/blob/c8899237db6122127f16e3d8a740c1f8657c2ae3/src/main/java/com/klarna/hiverunner/HiveServerContainer.java#L72-L108
train
klarna/HiveRunner
src/main/java/com/klarna/hiverunner/data/InsertIntoTable.java
InsertIntoTable.addRowsFromDelimited
public InsertIntoTable addRowsFromDelimited(File file, String delimiter, Object nullValue) { builder.addRowsFromDelimited(file, delimiter, nullValue); return this; }
java
public InsertIntoTable addRowsFromDelimited(File file, String delimiter, Object nullValue) { builder.addRowsFromDelimited(file, delimiter, nullValue); return this; }
[ "public", "InsertIntoTable", "addRowsFromDelimited", "(", "File", "file", ",", "String", "delimiter", ",", "Object", "nullValue", ")", "{", "builder", ".", "addRowsFromDelimited", "(", "file", ",", "delimiter", ",", "nullValue", ")", ";", "return", "this", ";", ...
Adds all rows from the TSV file specified, using the provided delimiter and null value. @param file The file to read the data from. @param delimiter A column delimiter. @param nullValue Value to be treated as null in the source data. @return {@code this}
[ "Adds", "all", "rows", "from", "the", "TSV", "file", "specified", "using", "the", "provided", "delimiter", "and", "null", "value", "." ]
c8899237db6122127f16e3d8a740c1f8657c2ae3
https://github.com/klarna/HiveRunner/blob/c8899237db6122127f16e3d8a740c1f8657c2ae3/src/main/java/com/klarna/hiverunner/data/InsertIntoTable.java#L160-L163
train
klarna/HiveRunner
src/main/java/com/klarna/hiverunner/data/InsertIntoTable.java
InsertIntoTable.addRowsFrom
public InsertIntoTable addRowsFrom(File file, FileParser fileParser) { builder.addRowsFrom(file, fileParser); return this; }
java
public InsertIntoTable addRowsFrom(File file, FileParser fileParser) { builder.addRowsFrom(file, fileParser); return this; }
[ "public", "InsertIntoTable", "addRowsFrom", "(", "File", "file", ",", "FileParser", "fileParser", ")", "{", "builder", ".", "addRowsFrom", "(", "file", ",", "fileParser", ")", ";", "return", "this", ";", "}" ]
Adds all rows from the file specified, using the provided parser. @param file File to read the data from. @param fileParser Parser to be used to parse the file. @return {@code this}
[ "Adds", "all", "rows", "from", "the", "file", "specified", "using", "the", "provided", "parser", "." ]
c8899237db6122127f16e3d8a740c1f8657c2ae3
https://github.com/klarna/HiveRunner/blob/c8899237db6122127f16e3d8a740c1f8657c2ae3/src/main/java/com/klarna/hiverunner/data/InsertIntoTable.java#L172-L175
train
klarna/HiveRunner
src/main/java/com/klarna/hiverunner/data/InsertIntoTable.java
InsertIntoTable.set
public InsertIntoTable set(String name, Object value) { builder.set(name, value); return this; }
java
public InsertIntoTable set(String name, Object value) { builder.set(name, value); return this; }
[ "public", "InsertIntoTable", "set", "(", "String", "name", ",", "Object", "value", ")", "{", "builder", ".", "set", "(", "name", ",", "value", ")", ";", "return", "this", ";", "}" ]
Set the given column name to the given value. @param name The column name to set. @param value the value to set. @return {@code this} @throws IllegalArgumentException if a column name does not exist in the table.
[ "Set", "the", "given", "column", "name", "to", "the", "given", "value", "." ]
c8899237db6122127f16e3d8a740c1f8657c2ae3
https://github.com/klarna/HiveRunner/blob/c8899237db6122127f16e3d8a740c1f8657c2ae3/src/main/java/com/klarna/hiverunner/data/InsertIntoTable.java#L195-L198
train
klarna/HiveRunner
src/main/java/com/klarna/hiverunner/StandaloneHiveRunner.java
StandaloneHiveRunner.evaluateStatement
public HiveShellContainer evaluateStatement(List<? extends Script> scripts, Object target, TemporaryFolder temporaryFolder, Statement base) throws Throwable { container = null; FileUtil.setPermission(temporaryFolder.getRoot(), FsPermission.getDirDefault()); try { LOGGER.info("Setting up {} in {}", getName(), temporaryFolder.getRoot().getAbsolutePath()); container = createHiveServerContainer(scripts, target, temporaryFolder); base.evaluate(); return container; } finally { tearDown(); } }
java
public HiveShellContainer evaluateStatement(List<? extends Script> scripts, Object target, TemporaryFolder temporaryFolder, Statement base) throws Throwable { container = null; FileUtil.setPermission(temporaryFolder.getRoot(), FsPermission.getDirDefault()); try { LOGGER.info("Setting up {} in {}", getName(), temporaryFolder.getRoot().getAbsolutePath()); container = createHiveServerContainer(scripts, target, temporaryFolder); base.evaluate(); return container; } finally { tearDown(); } }
[ "public", "HiveShellContainer", "evaluateStatement", "(", "List", "<", "?", "extends", "Script", ">", "scripts", ",", "Object", "target", ",", "TemporaryFolder", "temporaryFolder", ",", "Statement", "base", ")", "throws", "Throwable", "{", "container", "=", "null"...
Drives the unit test.
[ "Drives", "the", "unit", "test", "." ]
c8899237db6122127f16e3d8a740c1f8657c2ae3
https://github.com/klarna/HiveRunner/blob/c8899237db6122127f16e3d8a740c1f8657c2ae3/src/main/java/com/klarna/hiverunner/StandaloneHiveRunner.java#L160-L171
train
klarna/HiveRunner
src/main/java/com/klarna/hiverunner/StandaloneHiveRunner.java
StandaloneHiveRunner.createHiveServerContainer
private HiveShellContainer createHiveServerContainer(final List<? extends Script> scripts, final Object testCase, TemporaryFolder baseDir) throws IOException { HiveServerContext context = new StandaloneHiveServerContext(baseDir, config); final HiveServerContainer hiveTestHarness = new HiveServerContainer(context); HiveShellBuilder hiveShellBuilder = new HiveShellBuilder(); hiveShellBuilder.setCommandShellEmulation(config.getCommandShellEmulator()); HiveShellField shellSetter = loadScriptUnderTest(testCase, hiveShellBuilder); if (scripts != null) { hiveShellBuilder.overrideScriptsUnderTest(scripts); } hiveShellBuilder.setHiveServerContainer(hiveTestHarness); loadAnnotatedResources(testCase, hiveShellBuilder); loadAnnotatedProperties(testCase, hiveShellBuilder); loadAnnotatedSetupScripts(testCase, hiveShellBuilder); // Build shell final HiveShellContainer shell = hiveShellBuilder.buildShell(); // Set shell shellSetter.setShell(shell); if (shellSetter.isAutoStart()) { shell.start(); } return shell; }
java
private HiveShellContainer createHiveServerContainer(final List<? extends Script> scripts, final Object testCase, TemporaryFolder baseDir) throws IOException { HiveServerContext context = new StandaloneHiveServerContext(baseDir, config); final HiveServerContainer hiveTestHarness = new HiveServerContainer(context); HiveShellBuilder hiveShellBuilder = new HiveShellBuilder(); hiveShellBuilder.setCommandShellEmulation(config.getCommandShellEmulator()); HiveShellField shellSetter = loadScriptUnderTest(testCase, hiveShellBuilder); if (scripts != null) { hiveShellBuilder.overrideScriptsUnderTest(scripts); } hiveShellBuilder.setHiveServerContainer(hiveTestHarness); loadAnnotatedResources(testCase, hiveShellBuilder); loadAnnotatedProperties(testCase, hiveShellBuilder); loadAnnotatedSetupScripts(testCase, hiveShellBuilder); // Build shell final HiveShellContainer shell = hiveShellBuilder.buildShell(); // Set shell shellSetter.setShell(shell); if (shellSetter.isAutoStart()) { shell.start(); } return shell; }
[ "private", "HiveShellContainer", "createHiveServerContainer", "(", "final", "List", "<", "?", "extends", "Script", ">", "scripts", ",", "final", "Object", "testCase", ",", "TemporaryFolder", "baseDir", ")", "throws", "IOException", "{", "HiveServerContext", "context",...
Traverses the test case annotations. Will inject a HiveShell in the test case that envelopes the HiveServer.
[ "Traverses", "the", "test", "case", "annotations", ".", "Will", "inject", "a", "HiveShell", "in", "the", "test", "case", "that", "envelopes", "the", "HiveServer", "." ]
c8899237db6122127f16e3d8a740c1f8657c2ae3
https://github.com/klarna/HiveRunner/blob/c8899237db6122127f16e3d8a740c1f8657c2ae3/src/main/java/com/klarna/hiverunner/StandaloneHiveRunner.java#L187-L221
train
kiegroup/droolsjbpm-knowledge
kie-internal/src/main/java/org/kie/internal/command/CommandFactory.java
CommandFactory.newInsert
public static Command newInsert(Object object, String outIdentifier) { return getCommandFactoryProvider().newInsert( object, outIdentifier ); }
java
public static Command newInsert(Object object, String outIdentifier) { return getCommandFactoryProvider().newInsert( object, outIdentifier ); }
[ "public", "static", "Command", "newInsert", "(", "Object", "object", ",", "String", "outIdentifier", ")", "{", "return", "getCommandFactoryProvider", "(", ")", ".", "newInsert", "(", "object", ",", "outIdentifier", ")", ";", "}" ]
Inserts a new instance but references via the outIdentifier, which is returned as part of the ExecutionResults @param object @param outIdentifier @return
[ "Inserts", "a", "new", "instance", "but", "references", "via", "the", "outIdentifier", "which", "is", "returned", "as", "part", "of", "the", "ExecutionResults" ]
fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5
https://github.com/kiegroup/droolsjbpm-knowledge/blob/fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5/kie-internal/src/main/java/org/kie/internal/command/CommandFactory.java#L69-L73
train
kiegroup/droolsjbpm-knowledge
kie-internal/src/main/java/org/kie/internal/command/CommandFactory.java
CommandFactory.newInsert
public static Command newInsert(Object object, String outIdentifier, boolean returnObject, String entryPoint ) { return getCommandFactoryProvider().newInsert( object, outIdentifier, returnObject, entryPoint ); }
java
public static Command newInsert(Object object, String outIdentifier, boolean returnObject, String entryPoint ) { return getCommandFactoryProvider().newInsert( object, outIdentifier, returnObject, entryPoint ); }
[ "public", "static", "Command", "newInsert", "(", "Object", "object", ",", "String", "outIdentifier", ",", "boolean", "returnObject", ",", "String", "entryPoint", ")", "{", "return", "getCommandFactoryProvider", "(", ")", ".", "newInsert", "(", "object", ",", "ou...
Inserts a new instance but references via the outIdentifier, which is returned as part of the ExecutionResults The outIdentifier can be null. The entryPoint, which can also be null, specifies the entrypoint the object is inserted into. @param object @param outIdentifier @param entryPoint @return
[ "Inserts", "a", "new", "instance", "but", "references", "via", "the", "outIdentifier", "which", "is", "returned", "as", "part", "of", "the", "ExecutionResults", "The", "outIdentifier", "can", "be", "null", ".", "The", "entryPoint", "which", "can", "also", "be"...
fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5
https://github.com/kiegroup/droolsjbpm-knowledge/blob/fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5/kie-internal/src/main/java/org/kie/internal/command/CommandFactory.java#L85-L93
train
kiegroup/droolsjbpm-knowledge
kie-internal/src/main/java/org/kie/internal/command/CommandFactory.java
CommandFactory.newInsertElements
public static Command newInsertElements(Collection objects, String outIdentifier, boolean returnObject, String entryPoint) { return getCommandFactoryProvider().newInsertElements( objects, outIdentifier, returnObject, entryPoint ); }
java
public static Command newInsertElements(Collection objects, String outIdentifier, boolean returnObject, String entryPoint) { return getCommandFactoryProvider().newInsertElements( objects, outIdentifier, returnObject, entryPoint ); }
[ "public", "static", "Command", "newInsertElements", "(", "Collection", "objects", ",", "String", "outIdentifier", ",", "boolean", "returnObject", ",", "String", "entryPoint", ")", "{", "return", "getCommandFactoryProvider", "(", ")", ".", "newInsertElements", "(", "...
Iterate and insert each of the elements of the Collection. @param objects The objects to insert @param outIdentifier Identifier to lookup the returned objects @param returnObject boolean to specify whether the inserted Collection is part of the ExecutionResults @param entryPoint Optional EntryPoint for the insertions @return
[ "Iterate", "and", "insert", "each", "of", "the", "elements", "of", "the", "Collection", "." ]
fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5
https://github.com/kiegroup/droolsjbpm-knowledge/blob/fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5/kie-internal/src/main/java/org/kie/internal/command/CommandFactory.java#L120-L122
train
kiegroup/droolsjbpm-knowledge
kie-internal/src/main/java/org/kie/internal/command/CommandFactory.java
CommandFactory.newSetGlobal
public static Command newSetGlobal(String identifier, Object object) { return getCommandFactoryProvider().newSetGlobal( identifier, object ); }
java
public static Command newSetGlobal(String identifier, Object object) { return getCommandFactoryProvider().newSetGlobal( identifier, object ); }
[ "public", "static", "Command", "newSetGlobal", "(", "String", "identifier", ",", "Object", "object", ")", "{", "return", "getCommandFactoryProvider", "(", ")", ".", "newSetGlobal", "(", "identifier", ",", "object", ")", ";", "}" ]
Sets the global. Does not add the global to the ExecutionResults. @param identifier The identifier of the global @param object The instance to be set as the global. @return
[ "Sets", "the", "global", ".", "Does", "not", "add", "the", "global", "to", "the", "ExecutionResults", "." ]
fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5
https://github.com/kiegroup/droolsjbpm-knowledge/blob/fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5/kie-internal/src/main/java/org/kie/internal/command/CommandFactory.java#L185-L189
train
kiegroup/droolsjbpm-knowledge
kie-internal/src/main/java/org/kie/internal/command/CommandFactory.java
CommandFactory.newGetGlobal
public static Command newGetGlobal(String identifier, String outIdentifier) { return getCommandFactoryProvider().newGetGlobal( identifier, outIdentifier ); }
java
public static Command newGetGlobal(String identifier, String outIdentifier) { return getCommandFactoryProvider().newGetGlobal( identifier, outIdentifier ); }
[ "public", "static", "Command", "newGetGlobal", "(", "String", "identifier", ",", "String", "outIdentifier", ")", "{", "return", "getCommandFactoryProvider", "(", ")", ".", "newGetGlobal", "(", "identifier", ",", "outIdentifier", ")", ";", "}" ]
Gets the global and adds it ot the BatchExecutionresults using the alternative outIdentifier. @param identifier The identifier of the global @param outIdentifier The identifier used in the ExecutionResults to store the global. @return
[ "Gets", "the", "global", "and", "adds", "it", "ot", "the", "BatchExecutionresults", "using", "the", "alternative", "outIdentifier", "." ]
fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5
https://github.com/kiegroup/droolsjbpm-knowledge/blob/fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5/kie-internal/src/main/java/org/kie/internal/command/CommandFactory.java#L248-L252
train
kiegroup/droolsjbpm-knowledge
kie-internal/src/main/java/org/kie/internal/command/CommandFactory.java
CommandFactory.newStartProcess
public static Command newStartProcess(String processId, Map<String, Object> parameters) { return getCommandFactoryProvider().newStartProcess( processId, parameters ); }
java
public static Command newStartProcess(String processId, Map<String, Object> parameters) { return getCommandFactoryProvider().newStartProcess( processId, parameters ); }
[ "public", "static", "Command", "newStartProcess", "(", "String", "processId", ",", "Map", "<", "String", ",", "Object", ">", "parameters", ")", "{", "return", "getCommandFactoryProvider", "(", ")", ".", "newStartProcess", "(", "processId", ",", "parameters", ")"...
Start a process using the given parameters. @param processId @param parameters @return
[ "Start", "a", "process", "using", "the", "given", "parameters", "." ]
fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5
https://github.com/kiegroup/droolsjbpm-knowledge/blob/fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5/kie-internal/src/main/java/org/kie/internal/command/CommandFactory.java#L283-L287
train
kiegroup/droolsjbpm-knowledge
kie-internal/src/main/java/org/kie/internal/command/CommandFactory.java
CommandFactory.newQuery
public static Command newQuery(String identifier, String name) { return getCommandFactoryProvider().newQuery( identifier, name ); }
java
public static Command newQuery(String identifier, String name) { return getCommandFactoryProvider().newQuery( identifier, name ); }
[ "public", "static", "Command", "newQuery", "(", "String", "identifier", ",", "String", "name", ")", "{", "return", "getCommandFactoryProvider", "(", ")", ".", "newQuery", "(", "identifier", ",", "name", ")", ";", "}" ]
Executes a query. The query results will be added to the ExecutionResults using the given identifier. @param identifier The identifier to be used for the results when added to the ExecutionResults @param name The name of the query to execute @return
[ "Executes", "a", "query", ".", "The", "query", "results", "will", "be", "added", "to", "the", "ExecutionResults", "using", "the", "given", "identifier", "." ]
fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5
https://github.com/kiegroup/droolsjbpm-knowledge/blob/fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5/kie-internal/src/main/java/org/kie/internal/command/CommandFactory.java#L329-L334
train
kiegroup/droolsjbpm-knowledge
kie-internal/src/main/java/org/kie/internal/command/CommandFactory.java
CommandFactory.newQuery
public static Command newQuery(String identifier, String name, Object[] arguments) { return getCommandFactoryProvider().newQuery( identifier, name, arguments ); }
java
public static Command newQuery(String identifier, String name, Object[] arguments) { return getCommandFactoryProvider().newQuery( identifier, name, arguments ); }
[ "public", "static", "Command", "newQuery", "(", "String", "identifier", ",", "String", "name", ",", "Object", "[", "]", "arguments", ")", "{", "return", "getCommandFactoryProvider", "(", ")", ".", "newQuery", "(", "identifier", ",", "name", ",", "arguments", ...
Executes a query using the given parameters. The query results will be added to the ExecutionResults using the given identifier. @param identifier The identifier to be used for the results when added to the ExecutionResults @param name The name of the query to execute @param arguments The arguments to be used for the query parameters @return
[ "Executes", "a", "query", "using", "the", "given", "parameters", ".", "The", "query", "results", "will", "be", "added", "to", "the", "ExecutionResults", "using", "the", "given", "identifier", "." ]
fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5
https://github.com/kiegroup/droolsjbpm-knowledge/blob/fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5/kie-internal/src/main/java/org/kie/internal/command/CommandFactory.java#L348-L354
train
kiegroup/droolsjbpm-knowledge
kie-internal/src/main/java/org/kie/internal/builder/KnowledgeBuilderFactory.java
KnowledgeBuilderFactory.newKnowledgeBuilderConfiguration
public static KnowledgeBuilderConfiguration newKnowledgeBuilderConfiguration(Properties properties, ClassLoader... classLoaders) { return FactoryServiceHolder.factoryService.newKnowledgeBuilderConfiguration( properties, classLoaders ); }
java
public static KnowledgeBuilderConfiguration newKnowledgeBuilderConfiguration(Properties properties, ClassLoader... classLoaders) { return FactoryServiceHolder.factoryService.newKnowledgeBuilderConfiguration( properties, classLoaders ); }
[ "public", "static", "KnowledgeBuilderConfiguration", "newKnowledgeBuilderConfiguration", "(", "Properties", "properties", ",", "ClassLoader", "...", "classLoaders", ")", "{", "return", "FactoryServiceHolder", ".", "factoryService", ".", "newKnowledgeBuilderConfiguration", "(", ...
Create a KnowledgeBuilderConfiguration on which properties can be set. Use the given properties file and ClassLoader - either of which can be null. @return The KnowledgeBuilderConfiguration.
[ "Create", "a", "KnowledgeBuilderConfiguration", "on", "which", "properties", "can", "be", "set", ".", "Use", "the", "given", "properties", "file", "and", "ClassLoader", "-", "either", "of", "which", "can", "be", "null", "." ]
fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5
https://github.com/kiegroup/droolsjbpm-knowledge/blob/fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5/kie-internal/src/main/java/org/kie/internal/builder/KnowledgeBuilderFactory.java#L84-L87
train
kiegroup/droolsjbpm-knowledge
kie-api/src/main/java/org/kie/api/internal/utils/OSGiLocator.java
OSGiLocator.unregister
public static synchronized void unregister(final String serviceName, final Callable<Class< ? >> factory) { if ( serviceName == null ) { throw new IllegalArgumentException( "serviceName cannot be null" ); } if ( factories != null ) { List<Callable<Class< ? >>> l = factories.get( serviceName ); if ( l != null ) { l.remove( factory ); } } }
java
public static synchronized void unregister(final String serviceName, final Callable<Class< ? >> factory) { if ( serviceName == null ) { throw new IllegalArgumentException( "serviceName cannot be null" ); } if ( factories != null ) { List<Callable<Class< ? >>> l = factories.get( serviceName ); if ( l != null ) { l.remove( factory ); } } }
[ "public", "static", "synchronized", "void", "unregister", "(", "final", "String", "serviceName", ",", "final", "Callable", "<", "Class", "<", "?", ">", ">", "factory", ")", "{", "if", "(", "serviceName", "==", "null", ")", "{", "throw", "new", "IllegalArgu...
Removes the given service provider factory from the set of providers for the service. @param serviceName The fully qualified name of the service interface. @param factory A factory for creating a specific type of service provider. May be <tt>null</tt> in which case this method does nothing. @throws IllegalArgumentException if serviceName is <tt>null</tt>
[ "Removes", "the", "given", "service", "provider", "factory", "from", "the", "set", "of", "providers", "for", "the", "service", "." ]
fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5
https://github.com/kiegroup/droolsjbpm-knowledge/blob/fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5/kie-api/src/main/java/org/kie/api/internal/utils/OSGiLocator.java#L68-L79
train
kiegroup/droolsjbpm-knowledge
kie-api/src/main/java/org/kie/api/internal/utils/OSGiLocator.java
OSGiLocator.register
public static synchronized void register(final String serviceName, final Callable<Class< ? >> factory) { if ( serviceName == null ) { throw new IllegalArgumentException( "serviceName cannot be null" ); } if ( factory != null ) { if ( factories == null ) { factories = new HashMap<String, List<Callable<Class< ? >>>>(); } List<Callable<Class< ? >>> l = factories.get( serviceName ); if ( l == null ) { l = new ArrayList<Callable<Class< ? >>>(); factories.put( serviceName, l ); } l.add( factory ); } }
java
public static synchronized void register(final String serviceName, final Callable<Class< ? >> factory) { if ( serviceName == null ) { throw new IllegalArgumentException( "serviceName cannot be null" ); } if ( factory != null ) { if ( factories == null ) { factories = new HashMap<String, List<Callable<Class< ? >>>>(); } List<Callable<Class< ? >>> l = factories.get( serviceName ); if ( l == null ) { l = new ArrayList<Callable<Class< ? >>>(); factories.put( serviceName, l ); } l.add( factory ); } }
[ "public", "static", "synchronized", "void", "register", "(", "final", "String", "serviceName", ",", "final", "Callable", "<", "Class", "<", "?", ">", ">", "factory", ")", "{", "if", "(", "serviceName", "==", "null", ")", "{", "throw", "new", "IllegalArgume...
Adds the given service provider factory to the set of providers for the service. @param serviceName The fully qualified name of the service interface. @param factory A factory for creating a specific type of service provider. May be <tt>null</tt> in which case this method does nothing. @throws IllegalArgumentException if serviceName is <tt>null</tt>
[ "Adds", "the", "given", "service", "provider", "factory", "to", "the", "set", "of", "providers", "for", "the", "service", "." ]
fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5
https://github.com/kiegroup/droolsjbpm-knowledge/blob/fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5/kie-api/src/main/java/org/kie/api/internal/utils/OSGiLocator.java#L93-L110
train
kiegroup/droolsjbpm-knowledge
kie-api/src/main/java/org/kie/api/internal/utils/OSGiLocator.java
OSGiLocator.locate
public static synchronized Class< ? > locate(final String serviceName) { if ( serviceName == null ) { throw new IllegalArgumentException( "serviceName cannot be null" ); } if ( factories != null ) { List<Callable<Class< ? >>> l = factories.get( serviceName ); if ( l != null && !l.isEmpty() ) { Callable<Class< ? >> c = l.get( l.size() - 1 ); try { return c.call(); } catch ( Exception e ) { } } } return null; }
java
public static synchronized Class< ? > locate(final String serviceName) { if ( serviceName == null ) { throw new IllegalArgumentException( "serviceName cannot be null" ); } if ( factories != null ) { List<Callable<Class< ? >>> l = factories.get( serviceName ); if ( l != null && !l.isEmpty() ) { Callable<Class< ? >> c = l.get( l.size() - 1 ); try { return c.call(); } catch ( Exception e ) { } } } return null; }
[ "public", "static", "synchronized", "Class", "<", "?", ">", "locate", "(", "final", "String", "serviceName", ")", "{", "if", "(", "serviceName", "==", "null", ")", "{", "throw", "new", "IllegalArgumentException", "(", "\"serviceName cannot be null\"", ")", ";", ...
Finds the preferred provider for the given service. The preferred provider is the last one added to the set of providers. @param serviceName The fully qualified name of the service interface. @return The last provider added for the service if any exists. Otherwise, it returns <tt>null</tt>. @throws IllegalArgumentException if serviceName is <tt>null</tt>
[ "Finds", "the", "preferred", "provider", "for", "the", "given", "service", ".", "The", "preferred", "provider", "is", "the", "last", "one", "added", "to", "the", "set", "of", "providers", "." ]
fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5
https://github.com/kiegroup/droolsjbpm-knowledge/blob/fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5/kie-api/src/main/java/org/kie/api/internal/utils/OSGiLocator.java#L123-L138
train
kiegroup/droolsjbpm-knowledge
kie-api/src/main/java/org/kie/api/internal/utils/OSGiLocator.java
OSGiLocator.locateAll
public static synchronized List<Class< ? >> locateAll(final String serviceName) { if ( serviceName == null ) { throw new IllegalArgumentException( "serviceName cannot be null" ); } List<Class< ? >> classes = new ArrayList<Class< ? >>(); if ( factories != null ) { List<Callable<Class< ? >>> l = factories.get( serviceName ); if ( l != null ) { for ( Callable<Class< ? >> c : l ) { try { classes.add( c.call() ); } catch ( Exception e ) { } } } } return classes; }
java
public static synchronized List<Class< ? >> locateAll(final String serviceName) { if ( serviceName == null ) { throw new IllegalArgumentException( "serviceName cannot be null" ); } List<Class< ? >> classes = new ArrayList<Class< ? >>(); if ( factories != null ) { List<Callable<Class< ? >>> l = factories.get( serviceName ); if ( l != null ) { for ( Callable<Class< ? >> c : l ) { try { classes.add( c.call() ); } catch ( Exception e ) { } } } } return classes; }
[ "public", "static", "synchronized", "List", "<", "Class", "<", "?", ">", ">", "locateAll", "(", "final", "String", "serviceName", ")", "{", "if", "(", "serviceName", "==", "null", ")", "{", "throw", "new", "IllegalArgumentException", "(", "\"serviceName cannot...
Finds all providers for the given service. @param serviceName The fully qualified name of the service interface. @return The ordered set of providers for the service if any exists. Otherwise, it returns an empty list. @throws IllegalArgumentException if serviceName is <tt>null</tt>
[ "Finds", "all", "providers", "for", "the", "given", "service", "." ]
fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5
https://github.com/kiegroup/droolsjbpm-knowledge/blob/fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5/kie-api/src/main/java/org/kie/api/internal/utils/OSGiLocator.java#L150-L167
train
kiegroup/droolsjbpm-knowledge
kie-internal/src/main/java/org/kie/internal/logger/KnowledgeRuntimeLoggerFactory.java
KnowledgeRuntimeLoggerFactory.newFileLogger
public static KieRuntimeLogger newFileLogger(KieRuntimeEventManager session, String fileName) { return getKnowledgeRuntimeLoggerProvider().newFileLogger( session, fileName ); }
java
public static KieRuntimeLogger newFileLogger(KieRuntimeEventManager session, String fileName) { return getKnowledgeRuntimeLoggerProvider().newFileLogger( session, fileName ); }
[ "public", "static", "KieRuntimeLogger", "newFileLogger", "(", "KieRuntimeEventManager", "session", ",", "String", "fileName", ")", "{", "return", "getKnowledgeRuntimeLoggerProvider", "(", ")", ".", "newFileLogger", "(", "session", ",", "fileName", ")", ";", "}" ]
Creates a file logger in the current thread. The file is in XML format, suitable for interpretation by Eclipse's Drools Audit View or other tools. Note that while events are written as they happen, the file will not be flushed until it is closed or the underlying file buffer is filled. If you need real time logging then use a Console Logger or a Threaded File Logger. @param session @param fileName - .log is appended to this. @return
[ "Creates", "a", "file", "logger", "in", "the", "current", "thread", ".", "The", "file", "is", "in", "XML", "format", "suitable", "for", "interpretation", "by", "Eclipse", "s", "Drools", "Audit", "View", "or", "other", "tools", ".", "Note", "that", "while",...
fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5
https://github.com/kiegroup/droolsjbpm-knowledge/blob/fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5/kie-internal/src/main/java/org/kie/internal/logger/KnowledgeRuntimeLoggerFactory.java#L52-L56
train
kiegroup/droolsjbpm-knowledge
kie-internal/src/main/java/org/kie/internal/runtime/manager/deploy/DeploymentDescriptorIO.java
DeploymentDescriptorIO.toXml
public static String toXml(DeploymentDescriptor descriptor) { try { Marshaller marshaller = getContext().createMarshaller(); marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, Boolean.TRUE); marshaller.setProperty(Marshaller.JAXB_SCHEMA_LOCATION, "http://www.jboss.org/jbpm deployment-descriptor.xsd"); marshaller.setSchema(schema); StringWriter stringWriter = new StringWriter(); // clone the object and cleanup transients DeploymentDescriptor clone = ((DeploymentDescriptorImpl) descriptor).clearClone(); marshaller.marshal(clone, stringWriter); String output = stringWriter.toString(); return output; } catch (Exception e) { throw new RuntimeException("Unable to generate xml from deployment descriptor", e); } }
java
public static String toXml(DeploymentDescriptor descriptor) { try { Marshaller marshaller = getContext().createMarshaller(); marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, Boolean.TRUE); marshaller.setProperty(Marshaller.JAXB_SCHEMA_LOCATION, "http://www.jboss.org/jbpm deployment-descriptor.xsd"); marshaller.setSchema(schema); StringWriter stringWriter = new StringWriter(); // clone the object and cleanup transients DeploymentDescriptor clone = ((DeploymentDescriptorImpl) descriptor).clearClone(); marshaller.marshal(clone, stringWriter); String output = stringWriter.toString(); return output; } catch (Exception e) { throw new RuntimeException("Unable to generate xml from deployment descriptor", e); } }
[ "public", "static", "String", "toXml", "(", "DeploymentDescriptor", "descriptor", ")", "{", "try", "{", "Marshaller", "marshaller", "=", "getContext", "(", ")", ".", "createMarshaller", "(", ")", ";", "marshaller", ".", "setProperty", "(", "Marshaller", ".", "...
Serializes descriptor instance to XML @param descriptor descriptor to be serialized @return xml representation of descriptor as string
[ "Serializes", "descriptor", "instance", "to", "XML" ]
fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5
https://github.com/kiegroup/droolsjbpm-knowledge/blob/fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5/kie-internal/src/main/java/org/kie/internal/runtime/manager/deploy/DeploymentDescriptorIO.java#L68-L87
train
kiegroup/droolsjbpm-knowledge
kie-internal/src/main/java/org/kie/internal/runtime/conf/ObjectModelResolverProvider.java
ObjectModelResolverProvider.getResolvers
public static List<ObjectModelResolver> getResolvers() { if (resolvers == null) { synchronized (serviceLoader) { if (resolvers == null) { List<ObjectModelResolver> foundResolvers = new ArrayList<ObjectModelResolver>(); for (ObjectModelResolver resolver : serviceLoader) { foundResolvers.add(resolver); } resolvers = foundResolvers; } } } return resolvers; }
java
public static List<ObjectModelResolver> getResolvers() { if (resolvers == null) { synchronized (serviceLoader) { if (resolvers == null) { List<ObjectModelResolver> foundResolvers = new ArrayList<ObjectModelResolver>(); for (ObjectModelResolver resolver : serviceLoader) { foundResolvers.add(resolver); } resolvers = foundResolvers; } } } return resolvers; }
[ "public", "static", "List", "<", "ObjectModelResolver", ">", "getResolvers", "(", ")", "{", "if", "(", "resolvers", "==", "null", ")", "{", "synchronized", "(", "serviceLoader", ")", "{", "if", "(", "resolvers", "==", "null", ")", "{", "List", "<", "Obje...
Returns all found resolvers @return
[ "Returns", "all", "found", "resolvers" ]
fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5
https://github.com/kiegroup/droolsjbpm-knowledge/blob/fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5/kie-internal/src/main/java/org/kie/internal/runtime/conf/ObjectModelResolverProvider.java#L36-L50
train
kiegroup/droolsjbpm-knowledge
kie-internal/src/main/java/org/kie/internal/runtime/conf/ObjectModelResolverProvider.java
ObjectModelResolverProvider.get
public static ObjectModelResolver get(String resolverId) { List<ObjectModelResolver> resolvers = getResolvers(); for (ObjectModelResolver resolver : resolvers) { if (resolver.accept(resolverId)) { return resolver; } } return null; }
java
public static ObjectModelResolver get(String resolverId) { List<ObjectModelResolver> resolvers = getResolvers(); for (ObjectModelResolver resolver : resolvers) { if (resolver.accept(resolverId)) { return resolver; } } return null; }
[ "public", "static", "ObjectModelResolver", "get", "(", "String", "resolverId", ")", "{", "List", "<", "ObjectModelResolver", ">", "resolvers", "=", "getResolvers", "(", ")", ";", "for", "(", "ObjectModelResolver", "resolver", ":", "resolvers", ")", "{", "if", ...
Returns first resolver that accepts the given resolverId. In case none is found null is returned. @param resolverId identifier of the resolver @return found resolver or null otherwise
[ "Returns", "first", "resolver", "that", "accepts", "the", "given", "resolverId", ".", "In", "case", "none", "is", "found", "null", "is", "returned", "." ]
fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5
https://github.com/kiegroup/droolsjbpm-knowledge/blob/fbe6de817c9f27cd4f6ef07e808e5c7bc946d4e5/kie-internal/src/main/java/org/kie/internal/runtime/conf/ObjectModelResolverProvider.java#L58-L68
train
enioka/jqm
jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/QueuePoller.java
QueuePoller.reset
void reset() { if (!hasStopped) { throw new IllegalStateException("cannot reset a non stopped queue poller"); } hasStopped = false; run = true; lastLoop = null; loop = new Semaphore(0); }
java
void reset() { if (!hasStopped) { throw new IllegalStateException("cannot reset a non stopped queue poller"); } hasStopped = false; run = true; lastLoop = null; loop = new Semaphore(0); }
[ "void", "reset", "(", ")", "{", "if", "(", "!", "hasStopped", ")", "{", "throw", "new", "IllegalStateException", "(", "\"cannot reset a non stopped queue poller\"", ")", ";", "}", "hasStopped", "=", "false", ";", "run", "=", "true", ";", "lastLoop", "=", "nu...
Will make the thread ready to run once again after it has stopped.
[ "Will", "make", "the", "thread", "ready", "to", "run", "once", "again", "after", "it", "has", "stopped", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/QueuePoller.java#L87-L97
train
enioka/jqm
jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/QueuePoller.java
QueuePoller.releaseResources
void releaseResources(JobInstance ji) { this.peremption.remove(ji.getId()); this.actualNbThread.decrementAndGet(); for (ResourceManagerBase rm : this.resourceManagers) { rm.releaseResource(ji); } if (!this.strictPollingPeriod) { // Force a new loop at once. This makes queues more fluid. loop.release(1); } this.engine.signalEndOfRun(); }
java
void releaseResources(JobInstance ji) { this.peremption.remove(ji.getId()); this.actualNbThread.decrementAndGet(); for (ResourceManagerBase rm : this.resourceManagers) { rm.releaseResource(ji); } if (!this.strictPollingPeriod) { // Force a new loop at once. This makes queues more fluid. loop.release(1); } this.engine.signalEndOfRun(); }
[ "void", "releaseResources", "(", "JobInstance", "ji", ")", "{", "this", ".", "peremption", ".", "remove", "(", "ji", ".", "getId", "(", ")", ")", ";", "this", ".", "actualNbThread", ".", "decrementAndGet", "(", ")", ";", "for", "(", "ResourceManagerBase", ...
Called when a payload thread has ended. This also notifies the poller to poll once again.
[ "Called", "when", "a", "payload", "thread", "has", "ended", ".", "This", "also", "notifies", "the", "poller", "to", "poll", "once", "again", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/QueuePoller.java#L409-L425
train
enioka/jqm
jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/JqmEngineFactory.java
JqmEngineFactory.startEngine
public static JqmEngineOperations startEngine(String name, JqmEngineHandler handler) { JqmEngine e = new JqmEngine(); e.start(name, handler); return e; }
java
public static JqmEngineOperations startEngine(String name, JqmEngineHandler handler) { JqmEngine e = new JqmEngine(); e.start(name, handler); return e; }
[ "public", "static", "JqmEngineOperations", "startEngine", "(", "String", "name", ",", "JqmEngineHandler", "handler", ")", "{", "JqmEngine", "e", "=", "new", "JqmEngine", "(", ")", ";", "e", ".", "start", "(", "name", ",", "handler", ")", ";", "return", "e"...
Creates and start an engine representing the node named as the given parameter. @param name name of the node, as present in the configuration (case sensitive) @param handler can be null. A set of callbacks hooked on different engine life cycle events. @return an object allowing to stop the engine.
[ "Creates", "and", "start", "an", "engine", "representing", "the", "node", "named", "as", "the", "given", "parameter", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/JqmEngineFactory.java#L23-L28
train
enioka/jqm
jqm-all/jqm-ws/src/main/java/com/enioka/jqm/api/ErrorHandler.java
ErrorHandler.toResponse
@Override public Response toResponse(ErrorDto e) { // String type = headers.getContentType() == null ? MediaType.APPLICATION_JSON : headers.getContentType(); return Response.status(e.httpStatus).entity(e).type(MediaType.APPLICATION_JSON).build(); }
java
@Override public Response toResponse(ErrorDto e) { // String type = headers.getContentType() == null ? MediaType.APPLICATION_JSON : headers.getContentType(); return Response.status(e.httpStatus).entity(e).type(MediaType.APPLICATION_JSON).build(); }
[ "@", "Override", "public", "Response", "toResponse", "(", "ErrorDto", "e", ")", "{", "// String type = headers.getContentType() == null ? MediaType.APPLICATION_JSON : headers.getContentType();", "return", "Response", ".", "status", "(", "e", ".", "httpStatus", ")", ".", "en...
private HttpServletResponse headers;
[ "private", "HttpServletResponse", "headers", ";" ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-ws/src/main/java/com/enioka/jqm/api/ErrorHandler.java#L29-L34
train
enioka/jqm
jqm-all/jqm-client/jqm-api-client-core/src/main/java/com/enioka/jqm/api/JqmClientFactory.java
JqmClientFactory.getClient
public static JqmClient getClient(String name, Properties p, boolean cached) { Properties p2 = null; if (binder == null) { bind(); } if (p == null) { p2 = props; } else { p2 = new Properties(props); p2.putAll(p); } return binder.getClientFactory().getClient(name, p2, cached); }
java
public static JqmClient getClient(String name, Properties p, boolean cached) { Properties p2 = null; if (binder == null) { bind(); } if (p == null) { p2 = props; } else { p2 = new Properties(props); p2.putAll(p); } return binder.getClientFactory().getClient(name, p2, cached); }
[ "public", "static", "JqmClient", "getClient", "(", "String", "name", ",", "Properties", "p", ",", "boolean", "cached", ")", "{", "Properties", "p2", "=", "null", ";", "if", "(", "binder", "==", "null", ")", "{", "bind", "(", ")", ";", "}", "if", "(",...
Return a new client that may be cached or not. Given properties are always use when not cached, and only used at creation time for cached clients. @param name if null, default client. Otherwise, helpful to retrieve cached clients later. @param p a set of properties. Implementation specific. Unknown properties are silently ignored. @param cached if false, the client will not be cached and subsequent calls with the same name will return different objects.
[ "Return", "a", "new", "client", "that", "may", "be", "cached", "or", "not", ".", "Given", "properties", "are", "always", "use", "when", "not", "cached", "and", "only", "used", "at", "creation", "time", "for", "cached", "clients", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-client/jqm-api-client-core/src/main/java/com/enioka/jqm/api/JqmClientFactory.java#L157-L174
train
enioka/jqm
jqm-all/jqm-admin/src/main/java/com/enioka/api/admin/ScheduledJob.java
ScheduledJob.create
public static ScheduledJob create(String cronExpression) { ScheduledJob res = new ScheduledJob(); res.cronExpression = cronExpression; return res; }
java
public static ScheduledJob create(String cronExpression) { ScheduledJob res = new ScheduledJob(); res.cronExpression = cronExpression; return res; }
[ "public", "static", "ScheduledJob", "create", "(", "String", "cronExpression", ")", "{", "ScheduledJob", "res", "=", "new", "ScheduledJob", "(", ")", ";", "res", ".", "cronExpression", "=", "cronExpression", ";", "return", "res", ";", "}" ]
Fluent API builder. @param cronExpression @return
[ "Fluent", "API", "builder", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-admin/src/main/java/com/enioka/api/admin/ScheduledJob.java#L37-L42
train
enioka/jqm
jqm-all/jqm-xml/src/main/java/com/enioka/jqm/tools/XmlQueueExporter.java
XmlQueueExporter.export
static void export(String path, String queueName, DbConn cnx) throws JqmXmlException { // Argument tests if (queueName == null) { throw new IllegalArgumentException("queue name cannot be null"); } if (cnx == null) { throw new IllegalArgumentException("database connection cannot be null"); } Queue q = CommonXml.findQueue(queueName, cnx); if (q == null) { throw new IllegalArgumentException("there is no queue named " + queueName); } List<Queue> l = new ArrayList<>(); l.add(q); export(path, l, cnx); }
java
static void export(String path, String queueName, DbConn cnx) throws JqmXmlException { // Argument tests if (queueName == null) { throw new IllegalArgumentException("queue name cannot be null"); } if (cnx == null) { throw new IllegalArgumentException("database connection cannot be null"); } Queue q = CommonXml.findQueue(queueName, cnx); if (q == null) { throw new IllegalArgumentException("there is no queue named " + queueName); } List<Queue> l = new ArrayList<>(); l.add(q); export(path, l, cnx); }
[ "static", "void", "export", "(", "String", "path", ",", "String", "queueName", ",", "DbConn", "cnx", ")", "throws", "JqmXmlException", "{", "// Argument tests", "if", "(", "queueName", "==", "null", ")", "{", "throw", "new", "IllegalArgumentException", "(", "\...
Exports a single queue to an XML file.
[ "Exports", "a", "single", "queue", "to", "an", "XML", "file", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-xml/src/main/java/com/enioka/jqm/tools/XmlQueueExporter.java#L41-L61
train
enioka/jqm
jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/Helpers.java
Helpers.createMessage
static void createMessage(String textMessage, JobInstance jobInstance, DbConn cnx) { cnx.runUpdate("message_insert", jobInstance.getId(), textMessage); }
java
static void createMessage(String textMessage, JobInstance jobInstance, DbConn cnx) { cnx.runUpdate("message_insert", jobInstance.getId(), textMessage); }
[ "static", "void", "createMessage", "(", "String", "textMessage", ",", "JobInstance", "jobInstance", ",", "DbConn", "cnx", ")", "{", "cnx", ".", "runUpdate", "(", "\"message_insert\"", ",", "jobInstance", ".", "getId", "(", ")", ",", "textMessage", ")", ";", ...
Create a text message that will be stored in the database. Must be called inside a transaction.
[ "Create", "a", "text", "message", "that", "will", "be", "stored", "in", "the", "database", ".", "Must", "be", "called", "inside", "a", "transaction", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/Helpers.java#L190-L193
train
enioka/jqm
jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/Helpers.java
Helpers.createDeliverable
static int createDeliverable(String path, String originalFileName, String fileFamily, Integer jobId, DbConn cnx) { QueryResult qr = cnx.runUpdate("deliverable_insert", fileFamily, path, jobId, originalFileName, UUID.randomUUID().toString()); return qr.getGeneratedId(); }
java
static int createDeliverable(String path, String originalFileName, String fileFamily, Integer jobId, DbConn cnx) { QueryResult qr = cnx.runUpdate("deliverable_insert", fileFamily, path, jobId, originalFileName, UUID.randomUUID().toString()); return qr.getGeneratedId(); }
[ "static", "int", "createDeliverable", "(", "String", "path", ",", "String", "originalFileName", ",", "String", "fileFamily", ",", "Integer", "jobId", ",", "DbConn", "cnx", ")", "{", "QueryResult", "qr", "=", "cnx", ".", "runUpdate", "(", "\"deliverable_insert\""...
Create a Deliverable inside the database that will track a file created by a JobInstance Must be called from inside a transaction @param path FilePath (relative to a root directory - cf. Node) @param originalFileName FileName @param fileFamily File family (may be null). E.g.: "daily report" @param jobId Job Instance ID @param cnx the DbConn to use.
[ "Create", "a", "Deliverable", "inside", "the", "database", "that", "will", "track", "a", "file", "created", "by", "a", "JobInstance", "Must", "be", "called", "from", "inside", "a", "transaction" ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/Helpers.java#L209-L213
train
enioka/jqm
jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/Helpers.java
Helpers.initSingleParam
static void initSingleParam(String key, String initValue, DbConn cnx) { try { cnx.runSelectSingle("globalprm_select_by_key", 2, String.class, key); return; } catch (NoResultException e) { GlobalParameter.create(cnx, key, initValue); } catch (NonUniqueResultException e) { // It exists! Nothing to do... } }
java
static void initSingleParam(String key, String initValue, DbConn cnx) { try { cnx.runSelectSingle("globalprm_select_by_key", 2, String.class, key); return; } catch (NoResultException e) { GlobalParameter.create(cnx, key, initValue); } catch (NonUniqueResultException e) { // It exists! Nothing to do... } }
[ "static", "void", "initSingleParam", "(", "String", "key", ",", "String", "initValue", ",", "DbConn", "cnx", ")", "{", "try", "{", "cnx", ".", "runSelectSingle", "(", "\"globalprm_select_by_key\"", ",", "2", ",", "String", ".", "class", ",", "key", ")", ";...
Checks if a parameter exists. If it exists, it is left untouched. If it doesn't, it is created. Only works for parameters which key is unique. Must be called from within an open transaction.
[ "Checks", "if", "a", "parameter", "exists", ".", "If", "it", "exists", "it", "is", "left", "untouched", ".", "If", "it", "doesn", "t", "it", "is", "created", ".", "Only", "works", "for", "parameters", "which", "key", "is", "unique", ".", "Must", "be", ...
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/Helpers.java#L219-L234
train
enioka/jqm
jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/Helpers.java
Helpers.setSingleParam
static void setSingleParam(String key, String value, DbConn cnx) { QueryResult r = cnx.runUpdate("globalprm_update_value_by_key", value, key); if (r.nbUpdated == 0) { cnx.runUpdate("globalprm_insert", key, value); } cnx.commit(); }
java
static void setSingleParam(String key, String value, DbConn cnx) { QueryResult r = cnx.runUpdate("globalprm_update_value_by_key", value, key); if (r.nbUpdated == 0) { cnx.runUpdate("globalprm_insert", key, value); } cnx.commit(); }
[ "static", "void", "setSingleParam", "(", "String", "key", ",", "String", "value", ",", "DbConn", "cnx", ")", "{", "QueryResult", "r", "=", "cnx", ".", "runUpdate", "(", "\"globalprm_update_value_by_key\"", ",", "value", ",", "key", ")", ";", "if", "(", "r"...
Checks if a parameter exists. If it exists, it is updated. If it doesn't, it is created. Only works for parameters which key is unique. Will create a transaction on the given entity manager.
[ "Checks", "if", "a", "parameter", "exists", ".", "If", "it", "exists", "it", "is", "updated", ".", "If", "it", "doesn", "t", "it", "is", "created", ".", "Only", "works", "for", "parameters", "which", "key", "is", "unique", ".", "Will", "create", "a", ...
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/Helpers.java#L240-L248
train
enioka/jqm
jqm-all/jqm-model/src/main/java/com/enioka/jqm/jdbc/DbConn.java
DbConn.close
public void close() { if (transac_open) { try { this._cnx.rollback(); } catch (Exception e) { // Ignore. } } for (Statement s : toClose) { closeQuietly(s); } toClose.clear(); closeQuietly(_cnx); _cnx = null; }
java
public void close() { if (transac_open) { try { this._cnx.rollback(); } catch (Exception e) { // Ignore. } } for (Statement s : toClose) { closeQuietly(s); } toClose.clear(); closeQuietly(_cnx); _cnx = null; }
[ "public", "void", "close", "(", ")", "{", "if", "(", "transac_open", ")", "{", "try", "{", "this", ".", "_cnx", ".", "rollback", "(", ")", ";", "}", "catch", "(", "Exception", "e", ")", "{", "// Ignore.", "}", "}", "for", "(", "Statement", "s", "...
Close all JDBC objects related to this connection.
[ "Close", "all", "JDBC", "objects", "related", "to", "this", "connection", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-model/src/main/java/com/enioka/jqm/jdbc/DbConn.java#L407-L429
train
enioka/jqm
jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/RunningJobInstanceManager.java
RunningJobInstanceManager.killAll
void killAll() { for (RjiRegistration reg : this.instancesById.values().toArray(new RjiRegistration[] {})) { reg.rji.handleInstruction(Instruction.KILL); } }
java
void killAll() { for (RjiRegistration reg : this.instancesById.values().toArray(new RjiRegistration[] {})) { reg.rji.handleInstruction(Instruction.KILL); } }
[ "void", "killAll", "(", ")", "{", "for", "(", "RjiRegistration", "reg", ":", "this", ".", "instancesById", ".", "values", "(", ")", ".", "toArray", "(", "new", "RjiRegistration", "[", "]", "{", "}", ")", ")", "{", "reg", ".", "rji", ".", "handleInstr...
Send a kill signal to all running instances and return as soon as the signal is sent.
[ "Send", "a", "kill", "signal", "to", "all", "running", "instances", "and", "return", "as", "soon", "as", "the", "signal", "is", "sent", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/RunningJobInstanceManager.java#L78-L84
train
enioka/jqm
jqm-all/jqm-ws/src/main/java/com/enioka/jqm/api/ServiceClient.java
ServiceClient.setJobQueue
@Override public void setJobQueue(int jobId, Queue queue) { JqmClientFactory.getClient().setJobQueue(jobId, queue); }
java
@Override public void setJobQueue(int jobId, Queue queue) { JqmClientFactory.getClient().setJobQueue(jobId, queue); }
[ "@", "Override", "public", "void", "setJobQueue", "(", "int", "jobId", ",", "Queue", "queue", ")", "{", "JqmClientFactory", ".", "getClient", "(", ")", ".", "setJobQueue", "(", "jobId", ",", "queue", ")", ";", "}" ]
No need to expose. Client side work.
[ "No", "need", "to", "expose", ".", "Client", "side", "work", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-ws/src/main/java/com/enioka/jqm/api/ServiceClient.java#L173-L177
train
enioka/jqm
jqm-all/jqm-ws/src/main/java/com/enioka/jqm/api/ServiceClient.java
ServiceClient.getJobs
@Override public List<JobInstance> getJobs(Query query) { return JqmClientFactory.getClient().getJobs(query); }
java
@Override public List<JobInstance> getJobs(Query query) { return JqmClientFactory.getClient().getJobs(query); }
[ "@", "Override", "public", "List", "<", "JobInstance", ">", "getJobs", "(", "Query", "query", ")", "{", "return", "JqmClientFactory", ".", "getClient", "(", ")", ".", "getJobs", "(", "query", ")", ";", "}" ]
Not exposed directly - the Query object passed as parameter actually contains results...
[ "Not", "exposed", "directly", "-", "the", "Query", "object", "passed", "as", "parameter", "actually", "contains", "results", "..." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-ws/src/main/java/com/enioka/jqm/api/ServiceClient.java#L275-L279
train
enioka/jqm
jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/JqmEngine.java
JqmEngine.stop
@Override public void stop() { synchronized (killHook) { jqmlogger.info("JQM engine " + this.node.getName() + " has received a stop order"); // Kill hook should be removed try { if (!Runtime.getRuntime().removeShutdownHook(killHook)) { jqmlogger.error("The engine could not unregister its shutdown hook"); } } catch (IllegalStateException e) { // This happens if the stop sequence is initiated by the shutdown hook itself. jqmlogger.info("Stop order is due to an admin operation (KILL/INT)"); } } // Stop pollers int pollerCount = pollers.size(); for (QueuePoller p : pollers.values()) { p.stop(); } // Scheduler this.scheduler.stop(); // Jetty is closed automatically when all pollers are down // Wait for the end of the world if (pollerCount > 0) { try { this.ended.acquire(); } catch (InterruptedException e) { jqmlogger.error("interrupted", e); } } // Send a KILL signal to remaining job instances, and wait some more. if (this.getCurrentlyRunningJobCount() > 0) { this.runningJobInstanceManager.killAll(); try { Thread.sleep(10000); } catch (InterruptedException e) { jqmlogger.error("interrupted", e); } } jqmlogger.debug("Stop order was correctly handled. Engine for node " + this.node.getName() + " has stopped."); }
java
@Override public void stop() { synchronized (killHook) { jqmlogger.info("JQM engine " + this.node.getName() + " has received a stop order"); // Kill hook should be removed try { if (!Runtime.getRuntime().removeShutdownHook(killHook)) { jqmlogger.error("The engine could not unregister its shutdown hook"); } } catch (IllegalStateException e) { // This happens if the stop sequence is initiated by the shutdown hook itself. jqmlogger.info("Stop order is due to an admin operation (KILL/INT)"); } } // Stop pollers int pollerCount = pollers.size(); for (QueuePoller p : pollers.values()) { p.stop(); } // Scheduler this.scheduler.stop(); // Jetty is closed automatically when all pollers are down // Wait for the end of the world if (pollerCount > 0) { try { this.ended.acquire(); } catch (InterruptedException e) { jqmlogger.error("interrupted", e); } } // Send a KILL signal to remaining job instances, and wait some more. if (this.getCurrentlyRunningJobCount() > 0) { this.runningJobInstanceManager.killAll(); try { Thread.sleep(10000); } catch (InterruptedException e) { jqmlogger.error("interrupted", e); } } jqmlogger.debug("Stop order was correctly handled. Engine for node " + this.node.getName() + " has stopped."); }
[ "@", "Override", "public", "void", "stop", "(", ")", "{", "synchronized", "(", "killHook", ")", "{", "jqmlogger", ".", "info", "(", "\"JQM engine \"", "+", "this", ".", "node", ".", "getName", "(", ")", "+", "\" has received a stop order\"", ")", ";", "// ...
Gracefully stop the engine
[ "Gracefully", "stop", "the", "engine" ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/JqmEngine.java#L266-L328
train
enioka/jqm
jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/JqmEngine.java
JqmEngine.purgeDeadJobInstances
private void purgeDeadJobInstances(DbConn cnx, Node node) { for (JobInstance ji : JobInstance.select(cnx, "ji_select_by_node", node.getId())) { try { cnx.runSelectSingle("history_select_state_by_id", String.class, ji.getId()); } catch (NoResultException e) { History.create(cnx, ji, State.CRASHED, Calendar.getInstance()); Message.create(cnx, "Job was supposed to be running at server startup - usually means it was killed along a server by an admin or a crash", ji.getId()); } cnx.runUpdate("ji_delete_by_id", ji.getId()); } cnx.commit(); }
java
private void purgeDeadJobInstances(DbConn cnx, Node node) { for (JobInstance ji : JobInstance.select(cnx, "ji_select_by_node", node.getId())) { try { cnx.runSelectSingle("history_select_state_by_id", String.class, ji.getId()); } catch (NoResultException e) { History.create(cnx, ji, State.CRASHED, Calendar.getInstance()); Message.create(cnx, "Job was supposed to be running at server startup - usually means it was killed along a server by an admin or a crash", ji.getId()); } cnx.runUpdate("ji_delete_by_id", ji.getId()); } cnx.commit(); }
[ "private", "void", "purgeDeadJobInstances", "(", "DbConn", "cnx", ",", "Node", "node", ")", "{", "for", "(", "JobInstance", "ji", ":", "JobInstance", ".", "select", "(", "cnx", ",", "\"ji_select_by_node\"", ",", "node", ".", "getId", "(", ")", ")", ")", ...
To be called at node startup - it purges all job instances associated to this node. @param cnx @param node
[ "To", "be", "called", "at", "node", "startup", "-", "it", "purges", "all", "job", "instances", "associated", "to", "this", "node", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/JqmEngine.java#L492-L511
train
enioka/jqm
jqm-all/jqm-runner/jqm-runner-java/src/main/java/com/enioka/jqm/tools/ClassloaderManager.java
ClassloaderManager.getClasspath
private URL[] getClasspath(JobInstance ji, JobRunnerCallback cb) throws JqmPayloadException { switch (ji.getJD().getPathType()) { case MAVEN: return mavenResolver.resolve(ji); case MEMORY: return new URL[0]; case FS: default: return fsResolver.getLibraries(ji.getNode(), ji.getJD()); } }
java
private URL[] getClasspath(JobInstance ji, JobRunnerCallback cb) throws JqmPayloadException { switch (ji.getJD().getPathType()) { case MAVEN: return mavenResolver.resolve(ji); case MEMORY: return new URL[0]; case FS: default: return fsResolver.getLibraries(ji.getNode(), ji.getJD()); } }
[ "private", "URL", "[", "]", "getClasspath", "(", "JobInstance", "ji", ",", "JobRunnerCallback", "cb", ")", "throws", "JqmPayloadException", "{", "switch", "(", "ji", ".", "getJD", "(", ")", ".", "getPathType", "(", ")", ")", "{", "case", "MAVEN", ":", "r...
Returns all the URL that should be inside the classpath. This includes the jar itself if any. @throws JqmPayloadException
[ "Returns", "all", "the", "URL", "that", "should", "be", "inside", "the", "classpath", ".", "This", "includes", "the", "jar", "itself", "if", "any", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-runner/jqm-runner-java/src/main/java/com/enioka/jqm/tools/ClassloaderManager.java#L222-L234
train
enioka/jqm
jqm-all/jqm-providers/src/main/java/com/enioka/jqm/providers/PayloadInterceptor.java
PayloadInterceptor.forceCleanup
public static int forceCleanup(Thread t) { int i = 0; for (Map.Entry<ConnectionPool, Set<ConnPair>> e : conns.entrySet()) { for (ConnPair c : e.getValue()) { if (c.thread.equals(t)) { try { // This will in turn remove it from the static Map. c.conn.getHandler().invoke(c.conn, Connection.class.getMethod("close"), null); } catch (Throwable e1) { e1.printStackTrace(); } i++; } } } return i; }
java
public static int forceCleanup(Thread t) { int i = 0; for (Map.Entry<ConnectionPool, Set<ConnPair>> e : conns.entrySet()) { for (ConnPair c : e.getValue()) { if (c.thread.equals(t)) { try { // This will in turn remove it from the static Map. c.conn.getHandler().invoke(c.conn, Connection.class.getMethod("close"), null); } catch (Throwable e1) { e1.printStackTrace(); } i++; } } } return i; }
[ "public", "static", "int", "forceCleanup", "(", "Thread", "t", ")", "{", "int", "i", "=", "0", ";", "for", "(", "Map", ".", "Entry", "<", "ConnectionPool", ",", "Set", "<", "ConnPair", ">", ">", "e", ":", "conns", ".", "entrySet", "(", ")", ")", ...
Called by the engine to trigger the cleanup at the end of a payload thread.
[ "Called", "by", "the", "engine", "to", "trigger", "the", "cleanup", "at", "the", "end", "of", "a", "payload", "thread", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-providers/src/main/java/com/enioka/jqm/providers/PayloadInterceptor.java#L98-L121
train
enioka/jqm
jqm-all/jqm-model/src/main/java/com/enioka/jqm/model/GlobalParameter.java
GlobalParameter.create
public static GlobalParameter create(DbConn cnx, String key, String value) { QueryResult r = cnx.runUpdate("globalprm_insert", key, value); GlobalParameter res = new GlobalParameter(); res.id = r.getGeneratedId(); res.key = key; res.value = value; return res; }
java
public static GlobalParameter create(DbConn cnx, String key, String value) { QueryResult r = cnx.runUpdate("globalprm_insert", key, value); GlobalParameter res = new GlobalParameter(); res.id = r.getGeneratedId(); res.key = key; res.value = value; return res; }
[ "public", "static", "GlobalParameter", "create", "(", "DbConn", "cnx", ",", "String", "key", ",", "String", "value", ")", "{", "QueryResult", "r", "=", "cnx", ".", "runUpdate", "(", "\"globalprm_insert\"", ",", "key", ",", "value", ")", ";", "GlobalParameter...
Create a new GP entry in the database. No commit performed.
[ "Create", "a", "new", "GP", "entry", "in", "the", "database", ".", "No", "commit", "performed", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-model/src/main/java/com/enioka/jqm/model/GlobalParameter.java#L110-L118
train
enioka/jqm
jqm-all/jqm-model/src/main/java/com/enioka/jqm/model/GlobalParameter.java
GlobalParameter.getParameter
public static String getParameter(DbConn cnx, String key, String defaultValue) { try { return cnx.runSelectSingle("globalprm_select_by_key", 3, String.class, key); } catch (NoResultException e) { return defaultValue; } }
java
public static String getParameter(DbConn cnx, String key, String defaultValue) { try { return cnx.runSelectSingle("globalprm_select_by_key", 3, String.class, key); } catch (NoResultException e) { return defaultValue; } }
[ "public", "static", "String", "getParameter", "(", "DbConn", "cnx", ",", "String", "key", ",", "String", "defaultValue", ")", "{", "try", "{", "return", "cnx", ".", "runSelectSingle", "(", "\"globalprm_select_by_key\"", ",", "3", ",", "String", ".", "class", ...
Retrieve the value of a single-valued parameter. @param key @param defaultValue @param cnx
[ "Retrieve", "the", "value", "of", "a", "single", "-", "valued", "parameter", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-model/src/main/java/com/enioka/jqm/model/GlobalParameter.java#L154-L164
train
enioka/jqm
jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/JndiContext.java
JndiContext.createJndiContext
static JndiContext createJndiContext() throws NamingException { try { if (!NamingManager.hasInitialContextFactoryBuilder()) { JndiContext ctx = new JndiContext(); NamingManager.setInitialContextFactoryBuilder(ctx); return ctx; } else { return (JndiContext) NamingManager.getInitialContext(null); } } catch (Exception e) { jqmlogger.error("Could not create JNDI context: " + e.getMessage()); NamingException ex = new NamingException("Could not initialize JNDI Context"); ex.setRootCause(e); throw ex; } }
java
static JndiContext createJndiContext() throws NamingException { try { if (!NamingManager.hasInitialContextFactoryBuilder()) { JndiContext ctx = new JndiContext(); NamingManager.setInitialContextFactoryBuilder(ctx); return ctx; } else { return (JndiContext) NamingManager.getInitialContext(null); } } catch (Exception e) { jqmlogger.error("Could not create JNDI context: " + e.getMessage()); NamingException ex = new NamingException("Could not initialize JNDI Context"); ex.setRootCause(e); throw ex; } }
[ "static", "JndiContext", "createJndiContext", "(", ")", "throws", "NamingException", "{", "try", "{", "if", "(", "!", "NamingManager", ".", "hasInitialContextFactoryBuilder", "(", ")", ")", "{", "JndiContext", "ctx", "=", "new", "JndiContext", "(", ")", ";", "...
Will create a JNDI Context and register it as the initial context factory builder @return the context @throws NamingException on any issue during initial context factory builder registration
[ "Will", "create", "a", "JNDI", "Context", "and", "register", "it", "as", "the", "initial", "context", "factory", "builder" ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/JndiContext.java#L75-L97
train
enioka/jqm
jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/JndiContext.java
JndiContext.getParentCl
private static ClassLoader getParentCl() { try { Method m = ClassLoader.class.getMethod("getPlatformClassLoader"); return (ClassLoader) m.invoke(null); } catch (NoSuchMethodException e) { // Java < 9, just use the bootstrap CL. return null; } catch (Exception e) { throw new JqmInitError("Could not fetch Platform Class Loader", e); } }
java
private static ClassLoader getParentCl() { try { Method m = ClassLoader.class.getMethod("getPlatformClassLoader"); return (ClassLoader) m.invoke(null); } catch (NoSuchMethodException e) { // Java < 9, just use the bootstrap CL. return null; } catch (Exception e) { throw new JqmInitError("Could not fetch Platform Class Loader", e); } }
[ "private", "static", "ClassLoader", "getParentCl", "(", ")", "{", "try", "{", "Method", "m", "=", "ClassLoader", ".", "class", ".", "getMethod", "(", "\"getPlatformClassLoader\"", ")", ";", "return", "(", "ClassLoader", ")", "m", ".", "invoke", "(", "null", ...
A helper - in Java 9, the extension CL was renamed to platform CL and hosts all the JDK classes. Before 9, it was useless and we used bootstrap CL instead. @return the base CL to use.
[ "A", "helper", "-", "in", "Java", "9", "the", "extension", "CL", "was", "renamed", "to", "platform", "CL", "and", "hosts", "all", "the", "JDK", "classes", ".", "Before", "9", "it", "was", "useless", "and", "we", "used", "bootstrap", "CL", "instead", "....
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/JndiContext.java#L413-L429
train
enioka/jqm
jqm-all/jqm-model/src/main/java/com/enioka/jqm/jdbc/Db.java
Db.loadProperties
public static Properties loadProperties(String[] filesToLoad) { Properties p = new Properties(); InputStream fis = null; for (String path : filesToLoad) { try { fis = Db.class.getClassLoader().getResourceAsStream(path); if (fis != null) { p.load(fis); jqmlogger.info("A jqm.properties file was found at {}", path); } } catch (IOException e) { // We allow no configuration files, but not an unreadable configuration file. throw new DatabaseException("META-INF/jqm.properties file is invalid", e); } finally { closeQuietly(fis); } } // Overload the datasource name from environment variable if any (tests only). String dbName = System.getenv("DB"); if (dbName != null) { p.put("com.enioka.jqm.jdbc.datasource", "jdbc/" + dbName); } // Done return p; }
java
public static Properties loadProperties(String[] filesToLoad) { Properties p = new Properties(); InputStream fis = null; for (String path : filesToLoad) { try { fis = Db.class.getClassLoader().getResourceAsStream(path); if (fis != null) { p.load(fis); jqmlogger.info("A jqm.properties file was found at {}", path); } } catch (IOException e) { // We allow no configuration files, but not an unreadable configuration file. throw new DatabaseException("META-INF/jqm.properties file is invalid", e); } finally { closeQuietly(fis); } } // Overload the datasource name from environment variable if any (tests only). String dbName = System.getenv("DB"); if (dbName != null) { p.put("com.enioka.jqm.jdbc.datasource", "jdbc/" + dbName); } // Done return p; }
[ "public", "static", "Properties", "loadProperties", "(", "String", "[", "]", "filesToLoad", ")", "{", "Properties", "p", "=", "new", "Properties", "(", ")", ";", "InputStream", "fis", "=", "null", ";", "for", "(", "String", "path", ":", "filesToLoad", ")",...
Helper method to load a property file from class path. @param filesToLoad an array of paths (class path paths) designating where the files may be. All files are loaded, in the order given. Missing files are silently ignored. @return a Properties object, which may be empty but not null.
[ "Helper", "method", "to", "load", "a", "property", "file", "from", "class", "path", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-model/src/main/java/com/enioka/jqm/jdbc/Db.java#L225-L260
train
enioka/jqm
jqm-all/jqm-model/src/main/java/com/enioka/jqm/jdbc/Db.java
Db.init
private void init(boolean upgrade) { initAdapter(); initQueries(); if (upgrade) { dbUpgrade(); } // First contact with the DB is version checking (if no connection opened by pool). // If DB is in wrong version or not available, just wait for it to be ready. boolean versionValid = false; while (!versionValid) { try { checkSchemaVersion(); versionValid = true; } catch (Exception e) { String msg = e.getLocalizedMessage(); if (e.getCause() != null) { msg += " - " + e.getCause().getLocalizedMessage(); } jqmlogger.error("Database not ready: " + msg + ". Waiting for database..."); try { Thread.sleep(10000); } catch (Exception e2) { } } } }
java
private void init(boolean upgrade) { initAdapter(); initQueries(); if (upgrade) { dbUpgrade(); } // First contact with the DB is version checking (if no connection opened by pool). // If DB is in wrong version or not available, just wait for it to be ready. boolean versionValid = false; while (!versionValid) { try { checkSchemaVersion(); versionValid = true; } catch (Exception e) { String msg = e.getLocalizedMessage(); if (e.getCause() != null) { msg += " - " + e.getCause().getLocalizedMessage(); } jqmlogger.error("Database not ready: " + msg + ". Waiting for database..."); try { Thread.sleep(10000); } catch (Exception e2) { } } } }
[ "private", "void", "init", "(", "boolean", "upgrade", ")", "{", "initAdapter", "(", ")", ";", "initQueries", "(", ")", ";", "if", "(", "upgrade", ")", "{", "dbUpgrade", "(", ")", ";", "}", "// First contact with the DB is version checking (if no connection opened ...
Main database initialization. To be called only when _ds is a valid DataSource.
[ "Main", "database", "initialization", ".", "To", "be", "called", "only", "when", "_ds", "is", "a", "valid", "DataSource", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-model/src/main/java/com/enioka/jqm/jdbc/Db.java#L265-L301
train
enioka/jqm
jqm-all/jqm-model/src/main/java/com/enioka/jqm/jdbc/Db.java
Db.dbUpgrade
private void dbUpgrade() { DbConn cnx = this.getConn(); Map<String, Object> rs = null; int db_schema_version = 0; try { rs = cnx.runSelectSingleRow("version_select_latest"); db_schema_version = (Integer) rs.get("VERSION_D1"); } catch (Exception e) { // Database is to be created, so version 0 is OK. } cnx.rollback(); if (SCHEMA_VERSION > db_schema_version) { jqmlogger.warn("Database is being upgraded from version {} to version {}", db_schema_version, SCHEMA_VERSION); // Upgrade scripts are named from_to.sql with 5 padding (e.g. 00000_00003.sql) // We try to find the fastest path (e.g. a direct 00000_00005.sql for creating a version 5 schema from nothing) // This is a simplistic and non-optimal algorithm as we try only a single path (no going back) int loop_from = db_schema_version; int to = db_schema_version; List<String> toApply = new ArrayList<>(); toApply.addAll(adapter.preSchemaCreationScripts()); while (to != SCHEMA_VERSION) { boolean progressed = false; for (int loop_to = SCHEMA_VERSION; loop_to > db_schema_version; loop_to--) { String migrationFileName = String.format("/sql/%05d_%05d.sql", loop_from, loop_to); jqmlogger.debug("Trying migration script {}", migrationFileName); if (Db.class.getResource(migrationFileName) != null) { toApply.add(migrationFileName); to = loop_to; loop_from = loop_to; progressed = true; break; } } if (!progressed) { break; } } if (to != SCHEMA_VERSION) { throw new DatabaseException( "There is no migration path from version " + db_schema_version + " to version " + SCHEMA_VERSION); } for (String s : toApply) { jqmlogger.info("Running migration script {}", s); ScriptRunner.run(cnx, s); } cnx.commit(); // Yes, really. For advanced DB! cnx.close(); // HSQLDB does not refresh its schema without this. cnx = getConn(); cnx.runUpdate("version_insert", SCHEMA_VERSION, SCHEMA_COMPATIBLE_VERSION); cnx.commit(); jqmlogger.info("Database is now up to date"); } else { jqmlogger.info("Database is already up to date"); } cnx.close(); }
java
private void dbUpgrade() { DbConn cnx = this.getConn(); Map<String, Object> rs = null; int db_schema_version = 0; try { rs = cnx.runSelectSingleRow("version_select_latest"); db_schema_version = (Integer) rs.get("VERSION_D1"); } catch (Exception e) { // Database is to be created, so version 0 is OK. } cnx.rollback(); if (SCHEMA_VERSION > db_schema_version) { jqmlogger.warn("Database is being upgraded from version {} to version {}", db_schema_version, SCHEMA_VERSION); // Upgrade scripts are named from_to.sql with 5 padding (e.g. 00000_00003.sql) // We try to find the fastest path (e.g. a direct 00000_00005.sql for creating a version 5 schema from nothing) // This is a simplistic and non-optimal algorithm as we try only a single path (no going back) int loop_from = db_schema_version; int to = db_schema_version; List<String> toApply = new ArrayList<>(); toApply.addAll(adapter.preSchemaCreationScripts()); while (to != SCHEMA_VERSION) { boolean progressed = false; for (int loop_to = SCHEMA_VERSION; loop_to > db_schema_version; loop_to--) { String migrationFileName = String.format("/sql/%05d_%05d.sql", loop_from, loop_to); jqmlogger.debug("Trying migration script {}", migrationFileName); if (Db.class.getResource(migrationFileName) != null) { toApply.add(migrationFileName); to = loop_to; loop_from = loop_to; progressed = true; break; } } if (!progressed) { break; } } if (to != SCHEMA_VERSION) { throw new DatabaseException( "There is no migration path from version " + db_schema_version + " to version " + SCHEMA_VERSION); } for (String s : toApply) { jqmlogger.info("Running migration script {}", s); ScriptRunner.run(cnx, s); } cnx.commit(); // Yes, really. For advanced DB! cnx.close(); // HSQLDB does not refresh its schema without this. cnx = getConn(); cnx.runUpdate("version_insert", SCHEMA_VERSION, SCHEMA_COMPATIBLE_VERSION); cnx.commit(); jqmlogger.info("Database is now up to date"); } else { jqmlogger.info("Database is already up to date"); } cnx.close(); }
[ "private", "void", "dbUpgrade", "(", ")", "{", "DbConn", "cnx", "=", "this", ".", "getConn", "(", ")", ";", "Map", "<", "String", ",", "Object", ">", "rs", "=", "null", ";", "int", "db_schema_version", "=", "0", ";", "try", "{", "rs", "=", "cnx", ...
Updates the database. Never call this during normal operations, upgrade is a user-controlled operation.
[ "Updates", "the", "database", ".", "Never", "call", "this", "during", "normal", "operations", "upgrade", "is", "a", "user", "-", "controlled", "operation", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-model/src/main/java/com/enioka/jqm/jdbc/Db.java#L359-L435
train
enioka/jqm
jqm-all/jqm-model/src/main/java/com/enioka/jqm/jdbc/Db.java
Db.initAdapter
private void initAdapter() { Connection tmp = null; DatabaseMetaData meta = null; try { tmp = _ds.getConnection(); meta = tmp.getMetaData(); product = meta.getDatabaseProductName().toLowerCase(); } catch (SQLException e) { throw new DatabaseException("Cannot connect to the database", e); } finally { try { if (tmp != null) { tmp.close(); } } catch (SQLException e) { // Nothing to do. } } DbAdapter newAdpt = null; for (String s : ADAPTERS) { try { Class<? extends DbAdapter> clazz = Db.class.getClassLoader().loadClass(s).asSubclass(DbAdapter.class); newAdpt = clazz.newInstance(); if (newAdpt.compatibleWith(meta)) { adapter = newAdpt; break; } } catch (Exception e) { throw new DatabaseException("Issue when loading database adapter named: " + s, e); } } if (adapter == null) { throw new DatabaseException("Unsupported database! There is no JQM database adapter compatible with product name " + product); } else { jqmlogger.info("Using database adapter {}", adapter.getClass().getCanonicalName()); } }
java
private void initAdapter() { Connection tmp = null; DatabaseMetaData meta = null; try { tmp = _ds.getConnection(); meta = tmp.getMetaData(); product = meta.getDatabaseProductName().toLowerCase(); } catch (SQLException e) { throw new DatabaseException("Cannot connect to the database", e); } finally { try { if (tmp != null) { tmp.close(); } } catch (SQLException e) { // Nothing to do. } } DbAdapter newAdpt = null; for (String s : ADAPTERS) { try { Class<? extends DbAdapter> clazz = Db.class.getClassLoader().loadClass(s).asSubclass(DbAdapter.class); newAdpt = clazz.newInstance(); if (newAdpt.compatibleWith(meta)) { adapter = newAdpt; break; } } catch (Exception e) { throw new DatabaseException("Issue when loading database adapter named: " + s, e); } } if (adapter == null) { throw new DatabaseException("Unsupported database! There is no JQM database adapter compatible with product name " + product); } else { jqmlogger.info("Using database adapter {}", adapter.getClass().getCanonicalName()); } }
[ "private", "void", "initAdapter", "(", ")", "{", "Connection", "tmp", "=", "null", ";", "DatabaseMetaData", "meta", "=", "null", ";", "try", "{", "tmp", "=", "_ds", ".", "getConnection", "(", ")", ";", "meta", "=", "tmp", ".", "getMetaData", "(", ")", ...
Creates the adapter for the target database.
[ "Creates", "the", "adapter", "for", "the", "target", "database", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-model/src/main/java/com/enioka/jqm/jdbc/Db.java#L440-L496
train
enioka/jqm
jqm-all/jqm-model/src/main/java/com/enioka/jqm/jdbc/Db.java
Db.getConn
public DbConn getConn() { Connection cnx = null; try { Thread.interrupted(); // this is VERY sad. Needed for Oracle driver which otherwise fails spectacularly. cnx = _ds.getConnection(); if (cnx.getAutoCommit()) { cnx.setAutoCommit(false); cnx.rollback(); // To ensure no open transaction created by the pool before changing TX mode } if (cnx.getTransactionIsolation() != Connection.TRANSACTION_READ_COMMITTED) { cnx.setTransactionIsolation(Connection.TRANSACTION_READ_COMMITTED); } return new DbConn(this, cnx); } catch (SQLException e) { DbHelper.closeQuietly(cnx); // May have been left open when the pool has given us a failed connection. throw new DatabaseException(e); } }
java
public DbConn getConn() { Connection cnx = null; try { Thread.interrupted(); // this is VERY sad. Needed for Oracle driver which otherwise fails spectacularly. cnx = _ds.getConnection(); if (cnx.getAutoCommit()) { cnx.setAutoCommit(false); cnx.rollback(); // To ensure no open transaction created by the pool before changing TX mode } if (cnx.getTransactionIsolation() != Connection.TRANSACTION_READ_COMMITTED) { cnx.setTransactionIsolation(Connection.TRANSACTION_READ_COMMITTED); } return new DbConn(this, cnx); } catch (SQLException e) { DbHelper.closeQuietly(cnx); // May have been left open when the pool has given us a failed connection. throw new DatabaseException(e); } }
[ "public", "DbConn", "getConn", "(", ")", "{", "Connection", "cnx", "=", "null", ";", "try", "{", "Thread", ".", "interrupted", "(", ")", ";", "// this is VERY sad. Needed for Oracle driver which otherwise fails spectacularly.", "cnx", "=", "_ds", ".", "getConnection",...
A connection to the database. Should be short-lived. No transaction active by default. @return a new open connection.
[ "A", "connection", "to", "the", "database", ".", "Should", "be", "short", "-", "lived", ".", "No", "transaction", "active", "by", "default", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-model/src/main/java/com/enioka/jqm/jdbc/Db.java#L513-L538
train
enioka/jqm
jqm-all/jqm-model/src/main/java/com/enioka/jqm/jdbc/Db.java
Db.getQuery
String getQuery(String key) { String res = this.adapter.getSqlText(key); if (res == null) { throw new DatabaseException("Query " + key + " does not exist"); } return res; }
java
String getQuery(String key) { String res = this.adapter.getSqlText(key); if (res == null) { throw new DatabaseException("Query " + key + " does not exist"); } return res; }
[ "String", "getQuery", "(", "String", "key", ")", "{", "String", "res", "=", "this", ".", "adapter", ".", "getSqlText", "(", "key", ")", ";", "if", "(", "res", "==", "null", ")", "{", "throw", "new", "DatabaseException", "(", "\"Query \"", "+", "key", ...
Gets the interpolated text of a query from cache. If key does not exist, an exception is thrown. @param key name of the query @return the query text
[ "Gets", "the", "interpolated", "text", "of", "a", "query", "from", "cache", ".", "If", "key", "does", "not", "exist", "an", "exception", "is", "thrown", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-model/src/main/java/com/enioka/jqm/jdbc/Db.java#L547-L555
train
enioka/jqm
jqm-all/jqm-model/src/main/java/com/enioka/jqm/model/JobInstance.java
JobInstance.addParameter
public RuntimeParameter addParameter(String key, String value) { RuntimeParameter jp = new RuntimeParameter(); jp.setJi(this.getId()); jp.setKey(key); jp.setValue(value); return jp; }
java
public RuntimeParameter addParameter(String key, String value) { RuntimeParameter jp = new RuntimeParameter(); jp.setJi(this.getId()); jp.setKey(key); jp.setValue(value); return jp; }
[ "public", "RuntimeParameter", "addParameter", "(", "String", "key", ",", "String", "value", ")", "{", "RuntimeParameter", "jp", "=", "new", "RuntimeParameter", "(", ")", ";", "jp", ".", "setJi", "(", "this", ".", "getId", "(", ")", ")", ";", "jp", ".", ...
Helper method to add a parameter without having to create it explicitely. The created parameter should be persisted afterwards. @param key name of the parameter to add @param value value of the parameter to create @return the newly created parameter
[ "Helper", "method", "to", "add", "a", "parameter", "without", "having", "to", "create", "it", "explicitely", ".", "The", "created", "parameter", "should", "be", "persisted", "afterwards", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-model/src/main/java/com/enioka/jqm/model/JobInstance.java#L89-L96
train
enioka/jqm
jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/RunningJobInstance.java
RunningJobInstance.endOfRunDb
void endOfRunDb() { DbConn cnx = null; try { cnx = Helpers.getNewDbSession(); // Done: put inside history & remove instance from queue. History.create(cnx, this.ji, this.resultStatus, endDate); jqmlogger.trace("An History was just created for job instance " + this.ji.getId()); cnx.runUpdate("ji_delete_by_id", this.ji.getId()); cnx.commit(); } catch (RuntimeException e) { endBlockDbFailureAnalysis(e); } finally { Helpers.closeQuietly(cnx); } }
java
void endOfRunDb() { DbConn cnx = null; try { cnx = Helpers.getNewDbSession(); // Done: put inside history & remove instance from queue. History.create(cnx, this.ji, this.resultStatus, endDate); jqmlogger.trace("An History was just created for job instance " + this.ji.getId()); cnx.runUpdate("ji_delete_by_id", this.ji.getId()); cnx.commit(); } catch (RuntimeException e) { endBlockDbFailureAnalysis(e); } finally { Helpers.closeQuietly(cnx); } }
[ "void", "endOfRunDb", "(", ")", "{", "DbConn", "cnx", "=", "null", ";", "try", "{", "cnx", "=", "Helpers", ".", "getNewDbSession", "(", ")", ";", "// Done: put inside history & remove instance from queue.", "History", ".", "create", "(", "cnx", ",", "this", "....
Part of the endOfRun process that needs the database. May be deferred if the database is not available.
[ "Part", "of", "the", "endOfRun", "process", "that", "needs", "the", "database", ".", "May", "be", "deferred", "if", "the", "database", "is", "not", "available", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-engine/src/main/java/com/enioka/jqm/tools/RunningJobInstance.java#L292-L314
train
enioka/jqm
jqm-all/jqm-client/jqm-api-client-jdbc/src/main/java/com/enioka/jqm/api/JdbcClient.java
JdbcClient.highlanderMode
private Integer highlanderMode(JobDef jd, DbConn cnx) { if (!jd.isHighlander()) { return null; } try { Integer existing = cnx.runSelectSingle("ji_select_existing_highlander", Integer.class, jd.getId()); return existing; } catch (NoResultException ex) { // Just continue, this means no existing waiting JI in queue. } // Now we need to actually synchronize through the database to avoid double posting // TODO: use a dedicated table, not the JobDef one. Will avoid locking the configuration. ResultSet rs = cnx.runSelect(true, "jd_select_by_id", jd.getId()); // Now we have a lock, just retry - some other client may have created a job instance recently. try { Integer existing = cnx.runSelectSingle("ji_select_existing_highlander", Integer.class, jd.getId()); rs.close(); cnx.commit(); // Do not keep the lock! return existing; } catch (NoResultException ex) { // Just continue, this means no existing waiting JI in queue. We keep the lock! } catch (SQLException e) { // Who cares. jqmlogger.warn("Issue when closing a ResultSet. Transaction or session leak is possible.", e); } jqmlogger.trace("Highlander mode analysis is done: nor existing JO, must create a new one. Lock is hold."); return null; }
java
private Integer highlanderMode(JobDef jd, DbConn cnx) { if (!jd.isHighlander()) { return null; } try { Integer existing = cnx.runSelectSingle("ji_select_existing_highlander", Integer.class, jd.getId()); return existing; } catch (NoResultException ex) { // Just continue, this means no existing waiting JI in queue. } // Now we need to actually synchronize through the database to avoid double posting // TODO: use a dedicated table, not the JobDef one. Will avoid locking the configuration. ResultSet rs = cnx.runSelect(true, "jd_select_by_id", jd.getId()); // Now we have a lock, just retry - some other client may have created a job instance recently. try { Integer existing = cnx.runSelectSingle("ji_select_existing_highlander", Integer.class, jd.getId()); rs.close(); cnx.commit(); // Do not keep the lock! return existing; } catch (NoResultException ex) { // Just continue, this means no existing waiting JI in queue. We keep the lock! } catch (SQLException e) { // Who cares. jqmlogger.warn("Issue when closing a ResultSet. Transaction or session leak is possible.", e); } jqmlogger.trace("Highlander mode analysis is done: nor existing JO, must create a new one. Lock is hold."); return null; }
[ "private", "Integer", "highlanderMode", "(", "JobDef", "jd", ",", "DbConn", "cnx", ")", "{", "if", "(", "!", "jd", ".", "isHighlander", "(", ")", ")", "{", "return", "null", ";", "}", "try", "{", "Integer", "existing", "=", "cnx", ".", "runSelectSingle...
Helper. Current transaction is committed in some cases.
[ "Helper", ".", "Current", "transaction", "is", "committed", "in", "some", "cases", "." ]
391733b8e291404b97c714c3727a241c4a861f98
https://github.com/enioka/jqm/blob/391733b8e291404b97c714c3727a241c4a861f98/jqm-all/jqm-client/jqm-api-client-jdbc/src/main/java/com/enioka/jqm/api/JdbcClient.java#L374-L415
train