idx int64 0 165k | question stringlengths 73 4.15k | target stringlengths 5 918 | len_question int64 21 890 | len_target int64 3 255 |
|---|---|---|---|---|
153,700 | public void makeCurrent ( EGLSurface eglSurface ) { if ( mEGLDisplay == EGL14 . EGL_NO_DISPLAY ) { // called makeCurrent() before create? Log . d ( TAG , "NOTE: makeCurrent w/o display" ) ; } if ( ! EGL14 . eglMakeCurrent ( mEGLDisplay , eglSurface , eglSurface , mEGLContext ) ) { throw new RuntimeException ( "eglMakeC... | Makes our EGL context current using the supplied surface for both draw and read . | 112 | 17 |
153,701 | public void makeCurrent ( EGLSurface drawSurface , EGLSurface readSurface ) { if ( mEGLDisplay == EGL14 . EGL_NO_DISPLAY ) { // called makeCurrent() before create? Log . d ( TAG , "NOTE: makeCurrent w/o display" ) ; } if ( ! EGL14 . eglMakeCurrent ( mEGLDisplay , drawSurface , readSurface , mEGLContext ) ) { throw new ... | Makes our EGL context current using the supplied draw and read surfaces . | 122 | 15 |
153,702 | public void makeNothingCurrent ( ) { if ( ! EGL14 . eglMakeCurrent ( mEGLDisplay , EGL14 . EGL_NO_SURFACE , EGL14 . EGL_NO_SURFACE , EGL14 . EGL_NO_CONTEXT ) ) { throw new RuntimeException ( "eglMakeCurrent failed" ) ; } } | Makes no context current . | 81 | 6 |
153,703 | public boolean isCurrent ( EGLSurface eglSurface ) { return mEGLContext . equals ( EGL14 . eglGetCurrentContext ( ) ) && eglSurface . equals ( EGL14 . eglGetCurrentSurface ( EGL14 . EGL_DRAW ) ) ; } | Returns true if our context and the specified surface are current . | 67 | 12 |
153,704 | public int querySurface ( EGLSurface eglSurface , int what ) { int [ ] value = new int [ 1 ] ; EGL14 . eglQuerySurface ( mEGLDisplay , eglSurface , what , value , 0 ) ; return value [ 0 ] ; } | Performs a simple surface query . | 64 | 7 |
153,705 | public static void logCurrent ( String msg ) { EGLDisplay display ; EGLContext context ; EGLSurface surface ; display = EGL14 . eglGetCurrentDisplay ( ) ; context = EGL14 . eglGetCurrentContext ( ) ; surface = EGL14 . eglGetCurrentSurface ( EGL14 . EGL_DRAW ) ; Log . i ( TAG , "Current EGL (" + msg + "): display=" + di... | Writes the current display context and surface to the log . | 113 | 12 |
153,706 | private void checkEglError ( String msg ) { int error ; if ( ( error = EGL14 . eglGetError ( ) ) != EGL14 . EGL_SUCCESS ) { throw new RuntimeException ( msg + ": EGL error: 0x" + Integer . toHexString ( error ) ) ; } } | Checks for EGL errors . | 73 | 7 |
153,707 | private long getJitterFreePTS ( long bufferPts , long bufferSamplesNum ) { long correctedPts = 0 ; long bufferDuration = ( 1000000 * bufferSamplesNum ) / ( mEncoderCore . mSampleRate ) ; bufferPts -= bufferDuration ; // accounts for the delay of acquiring the audio buffer if ( totalSamplesNum == 0 ) { // reset startPTS... | Ensures that each audio pts differs by a constant amount from the previous one . | 185 | 17 |
153,708 | public void adjustForVerticalVideo ( SCREEN_ROTATION orientation , boolean scaleToFit ) { synchronized ( mDrawLock ) { mCorrectVerticalVideo = true ; mScaleToFit = scaleToFit ; requestedOrientation = orientation ; Matrix . setIdentityM ( IDENTITY_MATRIX , 0 ) ; switch ( orientation ) { case VERTICAL : if ( scaleToFit )... | Adjust the MVP Matrix to rotate and crop the texture to make vertical video appear upright | 336 | 16 |
153,709 | public void drawFrame ( int textureId , float [ ] texMatrix ) { // Use the identity matrix for MVP so our 2x2 FULL_RECTANGLE covers the viewport. synchronized ( mDrawLock ) { if ( mCorrectVerticalVideo && ! mScaleToFit && ( requestedOrientation == SCREEN_ROTATION . VERTICAL || requestedOrientation == SCREEN_ROTATION . ... | Draws a viewport - filling rect texturing it with the specified texture object . | 220 | 17 |
153,710 | public void stopBroadcasting ( ) { if ( mBroadcaster . isRecording ( ) ) { mBroadcaster . stopRecording ( ) ; mBroadcaster . release ( ) ; } else { Log . e ( TAG , "stopBroadcasting called but mBroadcaster not broadcasting" ) ; } } | Force this fragment to stop broadcasting . Useful if your application wants to stop broadcasting when a user leaves the Activity hosting this fragment | 64 | 24 |
153,711 | protected void acquireAccessToken ( final OAuthCallback cb ) { if ( isAccessTokenCached ( ) ) { // Execute the callback immediately with cached OAuth credentials if ( VERBOSE ) Log . d ( TAG , "Access token cached" ) ; if ( cb != null ) { // Ensure networking occurs off the main thread // TODO: Use an ExecutorService a... | Asynchronously attempt to acquire an OAuth Access Token | 584 | 11 |
153,712 | protected void executeQueuedCallbacks ( ) { if ( VERBOSE ) Log . i ( TAG , String . format ( "Executing %d queued callbacks" , mCallbackQueue . size ( ) ) ) ; for ( OAuthCallback cb : mCallbackQueue ) { cb . onSuccess ( getRequestFactoryFromCachedCredentials ( ) ) ; } } | Execute queued callbacks once valid OAuth credentials are acquired . | 81 | 14 |
153,713 | private void captureH264MetaData ( ByteBuffer encodedData , MediaCodec . BufferInfo bufferInfo ) { mH264MetaSize = bufferInfo . size ; mH264Keyframe = ByteBuffer . allocateDirect ( encodedData . capacity ( ) ) ; byte [ ] videoConfig = new byte [ bufferInfo . size ] ; encodedData . get ( videoConfig , bufferInfo . offse... | Should only be called once when the encoder produces an output buffer with the BUFFER_FLAG_CODEC_CONFIG flag . For H264 output this indicates the Sequence Parameter Set and Picture Parameter Set are contained in the buffer . These NAL units are required before every keyframe to ensure playback is possible in a segmente... | 146 | 71 |
153,714 | private void packageH264Keyframe ( ByteBuffer encodedData , MediaCodec . BufferInfo bufferInfo ) { mH264Keyframe . position ( mH264MetaSize ) ; mH264Keyframe . put ( encodedData ) ; // BufferOverflow } | Adds the SPS + PPS data to the ByteBuffer containing a h264 keyframe | 55 | 18 |
153,715 | public void handleTouchEvent ( MotionEvent ev ) { if ( ev . getAction ( ) == MotionEvent . ACTION_MOVE ) { // A finger is dragging about if ( mTexHeight != 0 && mTexWidth != 0 ) { mSummedTouchPosition [ 0 ] += ( 2 * ( ev . getX ( ) - mLastTouchPosition [ 0 ] ) ) / mTexWidth ; mSummedTouchPosition [ 1 ] += ( 2 * ( ev . ... | Configures the effect offset | 207 | 5 |
153,716 | public void setKernel ( float [ ] values , float colorAdj ) { if ( values . length != KERNEL_SIZE ) { throw new IllegalArgumentException ( "Kernel size is " + values . length + " vs. " + KERNEL_SIZE ) ; } System . arraycopy ( values , 0 , mKernel , 0 , KERNEL_SIZE ) ; mColorAdjust = colorAdj ; //Log.d(TAG, "filt kernel... | Configures the convolution filter values . This only has an effect for programs that use the FRAGMENT_SHADER_EXT_FILT Fragment shader . | 125 | 34 |
153,717 | public void setTexSize ( int width , int height ) { mTexHeight = height ; mTexWidth = width ; float rw = 1.0f / width ; float rh = 1.0f / height ; // Don't need to create a new array here, but it's syntactically convenient. mTexOffset = new float [ ] { - rw , - rh , 0f , - rh , rw , - rh , - rw , 0f , 0f , 0f , rw , 0f... | Sets the size of the texture . This is used to find adjacent texels when filtering . | 166 | 19 |
153,718 | public void draw ( float [ ] mvpMatrix , FloatBuffer vertexBuffer , int firstVertex , int vertexCount , int coordsPerVertex , int vertexStride , float [ ] texMatrix , FloatBuffer texBuffer , int textureId , int texStride ) { GlUtil . checkGlError ( "draw start" ) ; // Select the program. GLES20 . glUseProgram ( mProgra... | Issues the draw call . Does the full setup on every call . | 769 | 14 |
153,719 | public static void getLastKnownLocation ( Context context , boolean waitForGpsFix , final LocationResult cb ) { DeviceLocation deviceLocation = new DeviceLocation ( ) ; LocationManager lm = ( LocationManager ) context . getSystemService ( Context . LOCATION_SERVICE ) ; Location last_loc ; last_loc = lm . getLastKnownLo... | Get the last known location . If one is not available fetch a fresh location | 163 | 15 |
153,720 | public static KickflipApiClient getApiClient ( Context context , KickflipCallback callback ) { checkNotNull ( sClientKey ) ; checkNotNull ( sClientSecret ) ; if ( sKickflip == null || ! sKickflip . getConfig ( ) . getClientId ( ) . equals ( sClientKey ) ) { sKickflip = new KickflipApiClient ( context , sClientKey , sCl... | Create a new instance of the KickflipApiClient if one hasn t yet been created or the provided API keys don t match the existing client . | 135 | 31 |
153,721 | public void loginUser ( String username , final String password , final KickflipCallback cb ) { GenericData data = new GenericData ( ) ; data . put ( "username" , username ) ; data . put ( "password" , password ) ; post ( GET_USER_PRIVATE , new UrlEncodedContent ( data ) , User . class , new KickflipCallback ( ) { @ Ov... | Login an exiting Kickflip User and make it active . | 193 | 12 |
153,722 | public void setUserInfo ( final String newPassword , String email , String displayName , Map extraInfo , final KickflipCallback cb ) { if ( ! assertActiveUserAvailable ( cb ) ) return ; GenericData data = new GenericData ( ) ; final String finalPassword ; if ( newPassword != null ) { data . put ( "new_password" , newPa... | Set the current active user s meta info . Pass a null argument to leave it as - is . | 312 | 20 |
153,723 | public void getUserInfo ( String username , final KickflipCallback cb ) { if ( ! assertActiveUserAvailable ( cb ) ) return ; GenericData data = new GenericData ( ) ; data . put ( "username" , username ) ; post ( GET_USER_PUBLIC , new UrlEncodedContent ( data ) , User . class , new KickflipCallback ( ) { @ Override publ... | Get public user info | 181 | 4 |
153,724 | private void stopStream ( User user , Stream stream , final KickflipCallback cb ) { checkNotNull ( stream ) ; // TODO: Add start / stop lat lon to Stream? GenericData data = new GenericData ( ) ; data . put ( "stream_id" , stream . getStreamId ( ) ) ; data . put ( "uuid" , user . getUUID ( ) ) ; if ( stream . getLatitu... | Stop a Stream owned by the given Kickflip User . | 178 | 12 |
153,725 | private void handleKickflipResponse ( HttpResponse response , Class < ? extends Response > responseClass , KickflipCallback cb ) throws IOException { if ( cb == null ) return ; HashMap responseMap = null ; Response kickFlipResponse = response . parseAs ( responseClass ) ; if ( VERBOSE ) Log . i ( TAG , String . format ... | Parse the HttpResponse as the appropriate Response subclass | 357 | 11 |
153,726 | public static File getRootStorageDirectory ( Context c , String directory_name ) { File result ; // First, try getting access to the sdcard partition if ( Environment . getExternalStorageState ( ) . equals ( Environment . MEDIA_MOUNTED ) ) { Log . d ( TAG , "Using sdcard" ) ; result = new File ( Environment . getExtern... | Returns a Java File initialized to a directory of given name at the root storage location with preference to external storage . If the directory did not exist it will be created at the conclusion of this call . If a file with conflicting name exists this method returns null ; | 195 | 51 |
153,727 | public static File getStorageDirectory ( File parent_directory , String new_child_directory_name ) { File result = new File ( parent_directory , new_child_directory_name ) ; if ( ! result . exists ( ) ) if ( result . mkdir ( ) ) return result ; else { Log . e ( "getStorageDirectory" , "Error creating " + result . getAb... | Returns a Java File initialized to a directory of given name within the given location . | 138 | 16 |
153,728 | public static File createTempFile ( Context c , File root , String filename , String extension ) { File output = null ; try { if ( filename != null ) { if ( ! extension . contains ( "." ) ) extension = "." + extension ; output = new File ( root , filename + extension ) ; output . createNewFile ( ) ; //output = File.cre... | Returns a TempFile with given root filename and extension . The resulting TempFile is safe for use with Android s MediaRecorder | 136 | 25 |
153,729 | public static String tail2 ( File file , int lines ) { lines ++ ; // Read # lines inclusive java . io . RandomAccessFile fileHandler = null ; try { fileHandler = new java . io . RandomAccessFile ( file , "r" ) ; long fileLength = fileHandler . length ( ) - 1 ; StringBuilder sb = new StringBuilder ( ) ; int line = 0 ; f... | Read the last few lines of a file | 289 | 8 |
153,730 | public static void deleteDirectory ( File fileOrDirectory ) { if ( fileOrDirectory . isDirectory ( ) ) for ( File child : fileOrDirectory . listFiles ( ) ) deleteDirectory ( child ) ; fileOrDirectory . delete ( ) ; } | Delete a directory and all its contents | 52 | 7 |
153,731 | protected long getNextRelativePts ( long absPts , int trackIndex ) { if ( mFirstPts == 0 ) { mFirstPts = absPts ; return 0 ; } return getSafePts ( absPts - mFirstPts , trackIndex ) ; } | Return a relative pts given an absolute pts and trackIndex . | 62 | 12 |
153,732 | private long getSafePts ( long pts , int trackIndex ) { if ( mLastPts [ trackIndex ] >= pts ) { // Enforce a non-zero minimum spacing // between pts mLastPts [ trackIndex ] += 9643 ; return mLastPts [ trackIndex ] ; } mLastPts [ trackIndex ] = pts ; return pts ; } | Sometimes packets with non - increasing pts are dequeued from the MediaCodec output buffer . This method ensures that a crash won t occur due to non monotonically increasing packet timestamp . | 79 | 38 |
153,733 | public void drawFrame ( int textureId , float [ ] texMatrix ) { // Use the identity matrix for MVP so our 2x2 FULL_RECTANGLE covers the viewport. mProgram . draw ( IDENTITY_MATRIX , mRectDrawable . getVertexArray ( ) , 0 , mRectDrawable . getVertexCount ( ) , mRectDrawable . getCoordsPerVertex ( ) , mRectDrawable . get... | Draws a rectangle in an area defined by TEX_COORDS | 132 | 15 |
153,734 | protected boolean isOneShotQuery ( CachedQuery cachedQuery ) { if ( cachedQuery == null ) { return true ; } cachedQuery . increaseExecuteCount ( ) ; if ( ( mPrepareThreshold == 0 || cachedQuery . getExecuteCount ( ) < mPrepareThreshold ) && ! getForceBinaryTransfer ( ) ) { return true ; } return false ; } | Returns true if query is unlikely to be reused . | 82 | 10 |
153,735 | public void setQueryTimeoutMs ( long millis ) throws SQLException { checkClosed ( ) ; if ( millis < 0 ) { throw new PSQLException ( GT . tr ( "Query timeout must be a value greater than or equals to 0." ) , PSQLState . INVALID_PARAMETER_VALUE ) ; } timeout = millis ; } | Sets the queryTimeout limit . | 82 | 7 |
153,736 | @ Override public void close ( ) throws SQLException { if ( last != null ) { last . close ( ) ; if ( ! con . isClosed ( ) ) { if ( ! con . getAutoCommit ( ) ) { try { con . rollback ( ) ; } catch ( SQLException ignored ) { } } } } try { con . close ( ) ; } finally { con = null ; } } | Closes the physical database connection represented by this PooledConnection . If any client has a connection based on this PooledConnection it is forcibly closed as well . | 92 | 32 |
153,737 | @ Override public Connection getConnection ( ) throws SQLException { if ( con == null ) { // Before throwing the exception, let's notify the registered listeners about the error PSQLException sqlException = new PSQLException ( GT . tr ( "This PooledConnection has already been closed." ) , PSQLState . CONNECTION_DOES_NO... | Gets a handle for a client to use . This is a wrapper around the physical connection so the client can call close and it will just return the connection to the pool without really closing the pgysical connection . | 395 | 42 |
153,738 | void fireConnectionClosed ( ) { ConnectionEvent evt = null ; // Copy the listener list so the listener can remove itself during this method call ConnectionEventListener [ ] local = listeners . toArray ( new ConnectionEventListener [ 0 ] ) ; for ( ConnectionEventListener listener : local ) { if ( evt == null ) { evt = c... | Used to fire a connection closed event to all listeners . | 92 | 11 |
153,739 | public int read ( ) throws java . io . IOException { checkClosed ( ) ; try { if ( limit > 0 && apos >= limit ) { return - 1 ; } if ( buffer == null || bpos >= buffer . length ) { buffer = lo . read ( bsize ) ; bpos = 0 ; } // Handle EOF if ( bpos >= buffer . length ) { return - 1 ; } int ret = ( buffer [ bpos ] & 0x7F ... | The minimum required to implement input stream . | 166 | 8 |
153,740 | public synchronized Value borrow ( Key key ) throws SQLException { Value value = cache . remove ( key ) ; if ( value == null ) { return createAction . create ( key ) ; } currentSize -= value . getSize ( ) ; return value ; } | Borrows an entry from the cache . | 55 | 9 |
153,741 | public synchronized void put ( Key key , Value value ) { long valueSize = value . getSize ( ) ; if ( maxSizeBytes == 0 || maxSizeEntries == 0 || valueSize * 2 > maxSizeBytes ) { // Just destroy the value if cache is disabled or if entry would consume more than a half of // the cache evictValue ( value ) ; return ; } cu... | Returns given value to the cache . | 139 | 7 |
153,742 | public synchronized void putAll ( Map < Key , Value > m ) { for ( Map . Entry < Key , Value > entry : m . entrySet ( ) ) { this . put ( entry . getKey ( ) , entry . getValue ( ) ) ; } } | Puts all the values from the given map into the cache . | 56 | 13 |
153,743 | private void lock ( Object obtainer ) throws PSQLException { if ( lockedFor == obtainer ) { throw new PSQLException ( GT . tr ( "Tried to obtain lock while already holding it" ) , PSQLState . OBJECT_NOT_IN_STATE ) ; } waitOnLock ( ) ; lockedFor = obtainer ; } | Obtain lock over this connection for given object blocking to wait if necessary . | 77 | 15 |
153,744 | private void unlock ( Object holder ) throws PSQLException { if ( lockedFor != holder ) { throw new PSQLException ( GT . tr ( "Tried to break lock on database connection" ) , PSQLState . OBJECT_NOT_IN_STATE ) ; } lockedFor = null ; this . notify ( ) ; } | Release lock on this connection presumably held by given object . | 73 | 11 |
153,745 | private void waitOnLock ( ) throws PSQLException { while ( lockedFor != null ) { try { this . wait ( ) ; } catch ( InterruptedException ie ) { Thread . currentThread ( ) . interrupt ( ) ; throw new PSQLException ( GT . tr ( "Interrupted while waiting to obtain lock on database connection" ) , PSQLState . OBJECT_NOT_IN_... | Wait until our lock is released . Execution of a single synchronized method can then continue without further ado . Must be called at beginning of each synchronized public method . | 95 | 31 |
153,746 | public synchronized CopyOperation startCopy ( String sql , boolean suppressBegin ) throws SQLException { waitOnLock ( ) ; if ( ! suppressBegin ) { doSubprotocolBegin ( ) ; } byte [ ] buf = Utils . encodeUTF8 ( sql ) ; try { LOGGER . log ( Level . FINEST , " FE=> Query(CopyStart)" ) ; pgStream . sendChar ( ' ' ) ; pgStr... | Sends given query to BE to start initialize and lock connection for a CopyOperation . | 202 | 17 |
153,747 | private synchronized void initCopy ( CopyOperationImpl op ) throws SQLException , IOException { pgStream . receiveInteger4 ( ) ; // length not used int rowFormat = pgStream . receiveChar ( ) ; int numFields = pgStream . receiveInteger2 ( ) ; int [ ] fieldFormats = new int [ numFields ] ; for ( int i = 0 ; i < numFields... | Locks connection and calls initializer for a new CopyOperation Called via startCopy - > processCopyResults . | 128 | 22 |
153,748 | public void cancelCopy ( CopyOperationImpl op ) throws SQLException { if ( ! hasLock ( op ) ) { throw new PSQLException ( GT . tr ( "Tried to cancel an inactive copy operation" ) , PSQLState . OBJECT_NOT_IN_STATE ) ; } SQLException error = null ; int errors = 0 ; try { if ( op instanceof CopyIn ) { synchronized ( this ... | Finishes a copy operation and unlocks connection discarding any exchanged data . | 530 | 14 |
153,749 | public synchronized long endCopy ( CopyOperationImpl op ) throws SQLException { if ( ! hasLock ( op ) ) { throw new PSQLException ( GT . tr ( "Tried to end inactive copy" ) , PSQLState . OBJECT_NOT_IN_STATE ) ; } try { LOGGER . log ( Level . FINEST , " FE=> CopyDone" ) ; pgStream . sendChar ( ' ' ) ; // CopyDone pgStre... | Finishes writing to copy and unlocks connection . | 195 | 9 |
153,750 | public synchronized void writeToCopy ( CopyOperationImpl op , byte [ ] data , int off , int siz ) throws SQLException { if ( ! hasLock ( op ) ) { throw new PSQLException ( GT . tr ( "Tried to write to an inactive copy operation" ) , PSQLState . OBJECT_NOT_IN_STATE ) ; } LOGGER . log ( Level . FINEST , " FE=> CopyData({... | Sends data during a live COPY IN operation . Only unlocks the connection if server suddenly returns CommandComplete which should not happen | 208 | 25 |
153,751 | public static String toHexString ( byte [ ] data ) { StringBuilder sb = new StringBuilder ( data . length * 2 ) ; for ( byte element : data ) { sb . append ( Integer . toHexString ( ( element >> 4 ) & 15 ) ) ; sb . append ( Integer . toHexString ( element & 15 ) ) ; } return sb . toString ( ) ; } | Turn a bytearray into a printable form representing each byte in hex . | 89 | 17 |
153,752 | private static void doAppendEscapedIdentifier ( Appendable sbuf , String value ) throws SQLException { try { sbuf . append ( ' ' ) ; for ( int i = 0 ; i < value . length ( ) ; ++ i ) { char ch = value . charAt ( i ) ; if ( ch == ' ' ) { throw new PSQLException ( GT . tr ( "Zero bytes may not occur in identifiers." ) , ... | Common part for appendEscapedIdentifier . | 200 | 9 |
153,753 | public int getInteger ( String name , FastpathArg [ ] args ) throws SQLException { byte [ ] returnValue = fastpath ( name , args ) ; if ( returnValue == null ) { throw new PSQLException ( GT . tr ( "Fastpath call {0} - No result was returned and we expected an integer." , name ) , PSQLState . NO_DATA ) ; } if ( returnV... | This convenience method assumes that the return value is an integer . | 162 | 12 |
153,754 | public long getOID ( String name , FastpathArg [ ] args ) throws SQLException { long oid = getInteger ( name , args ) ; if ( oid < 0 ) { oid += NUM_OIDS ; } return oid ; } | This convenience method assumes that the return value is an oid . | 56 | 13 |
153,755 | public static FastpathArg createOIDArg ( long oid ) { if ( oid > Integer . MAX_VALUE ) { oid -= NUM_OIDS ; } return new FastpathArg ( ( int ) oid ) ; } | Creates a FastpathArg with an oid parameter . This is here instead of a constructor of FastpathArg because the constructor can t tell the difference between an long that s really int8 and a long thats an oid . | 50 | 47 |
153,756 | public Object getObjectInstance ( Object obj , Name name , Context nameCtx , Hashtable < ? , ? > environment ) throws Exception { Reference ref = ( Reference ) obj ; String className = ref . getClassName ( ) ; // Old names are here for those who still use them if ( className . equals ( "org.postgresql.ds.PGSimpleDataSo... | Dereferences a PostgreSQL DataSource . Other types of references are ignored . | 329 | 17 |
153,757 | public void setDataSourceName ( String dataSourceName ) { if ( initialized ) { throw new IllegalStateException ( "Cannot set Data Source properties after DataSource has been used" ) ; } if ( this . dataSourceName != null && dataSourceName != null && dataSourceName . equals ( this . dataSourceName ) ) { return ; } PGPoo... | Sets the name of this DataSource . This is required and uniquely identifies the DataSource . You cannot create or use more than one DataSource in the same VM with the same name . | 165 | 38 |
153,758 | public void initialize ( ) throws SQLException { synchronized ( lock ) { source = createConnectionPool ( ) ; try { source . initializeFrom ( this ) ; } catch ( Exception e ) { throw new PSQLException ( GT . tr ( "Failed to setup DataSource." ) , PSQLState . UNEXPECTED_ERROR , e ) ; } while ( available . size ( ) < init... | Initializes this DataSource . If the initialConnections is greater than zero that number of connections will be created . After this method is called the DataSource properties cannot be changed . If you do not call this explicitly it will be called the first time you get a connection from the DataSource . | 112 | 59 |
153,759 | public void close ( ) { synchronized ( lock ) { while ( ! available . isEmpty ( ) ) { PooledConnection pci = available . pop ( ) ; try { pci . close ( ) ; } catch ( SQLException e ) { } } available = null ; while ( ! used . isEmpty ( ) ) { PooledConnection pci = used . pop ( ) ; pci . removeConnectionEventListener ( co... | Closes this DataSource and all the pooled connections whether in use or not . | 125 | 16 |
153,760 | private Connection getPooledConnection ( ) throws SQLException { PooledConnection pc = null ; synchronized ( lock ) { if ( available == null ) { throw new PSQLException ( GT . tr ( "DataSource has been closed." ) , PSQLState . CONNECTION_DOES_NOT_EXIST ) ; } while ( true ) { if ( ! available . isEmpty ( ) ) { pc = avai... | Gets a connection from the pool . Will get an available one if present or create a new one if under the max limit . Will block if all used and a new one would exceed the max . | 200 | 40 |
153,761 | public Reference getReference ( ) throws NamingException { Reference ref = super . getReference ( ) ; ref . add ( new StringRefAddr ( "dataSourceName" , dataSourceName ) ) ; if ( initialConnections > 0 ) { ref . add ( new StringRefAddr ( "initialConnections" , Integer . toString ( initialConnections ) ) ) ; } if ( maxC... | Adds custom properties for this DataSource to the properties defined in the superclass . | 123 | 16 |
153,762 | void setFields ( Field [ ] fields ) { this . fields = fields ; this . resultSetColumnNameIndexMap = null ; this . cachedMaxResultRowSize = null ; this . needUpdateFieldFormats = fields != null ; this . hasBinaryFields = false ; // just in case } | Sets the fields that this query will return . | 65 | 10 |
153,763 | public synchronized Timestamp toTimestamp ( Calendar cal , String s ) throws SQLException { if ( s == null ) { return null ; } int slen = s . length ( ) ; // convert postgres's infinity values to internal infinity magic value if ( slen == 8 && s . equals ( "infinity" ) ) { return new Timestamp ( PGStatement . DATE_POSI... | Parse a string and return a timestamp representing its value . | 333 | 12 |
153,764 | public LocalTime toLocalTime ( String s ) throws SQLException { if ( s == null ) { return null ; } if ( s . equals ( "24:00:00" ) ) { return LocalTime . MAX ; } try { return LocalTime . parse ( s ) ; } catch ( DateTimeParseException nfe ) { throw new PSQLException ( GT . tr ( "Bad value for type timestamp/date/time: {1... | Parse a string and return a LocalTime representing its value . | 123 | 13 |
153,765 | public LocalDateTime toLocalDateTime ( String s ) throws SQLException { if ( s == null ) { return null ; } int slen = s . length ( ) ; // convert postgres's infinity values to internal infinity magic value if ( slen == 8 && s . equals ( "infinity" ) ) { return LocalDateTime . MAX ; } if ( slen == 9 && s . equals ( "-in... | Parse a string and return a LocalDateTime representing its value . | 237 | 14 |
153,766 | public Calendar getSharedCalendar ( TimeZone timeZone ) { if ( timeZone == null ) { timeZone = getDefaultTz ( ) ; } Calendar tmp = calendarWithUserTz ; tmp . setTimeZone ( timeZone ) ; return tmp ; } | Get a shared calendar applying the supplied time zone or the default time zone if null . | 56 | 17 |
153,767 | public Date convertToDate ( long millis , TimeZone tz ) { // no adjustments for the inifity hack values if ( millis <= PGStatement . DATE_NEGATIVE_INFINITY || millis >= PGStatement . DATE_POSITIVE_INFINITY ) { return new Date ( millis ) ; } if ( tz == null ) { tz = getDefaultTz ( ) ; } if ( isSimpleTimeZone ( tz . getI... | Extracts the date part from a timestamp . | 397 | 10 |
153,768 | public Time convertToTime ( long millis , TimeZone tz ) { if ( tz == null ) { tz = getDefaultTz ( ) ; } if ( isSimpleTimeZone ( tz . getID ( ) ) ) { // Leave just time part of the day. // Suppose the input date is 2015 7 Jan 15:40 GMT+02:00 (that is 13:40 UTC) // We want it to become 1970 1 Jan 15:40 GMT+02:00 // 1) Ma... | Extracts the time part from a timestamp . This method ensures the date part of output timestamp looks like 1970 - 01 - 01 in given timezone . | 338 | 31 |
153,769 | public String timeToString ( java . util . Date time , boolean withTimeZone ) { Calendar cal = null ; if ( withTimeZone ) { cal = calendarWithUserTz ; cal . setTimeZone ( timeZoneProvider . get ( ) ) ; } if ( time instanceof Timestamp ) { return toString ( cal , ( Timestamp ) time , withTimeZone ) ; } if ( time instanc... | Returns the given time value as String matching what the current postgresql server would send in text mode . | 124 | 21 |
153,770 | public XAConnection getXAConnection ( String user , String password ) throws SQLException { Connection con = super . getConnection ( user , password ) ; return new PGXAConnection ( ( BaseConnection ) con ) ; } | Gets a XA - enabled connection to the PostgreSQL database . The database is identified by the DataSource properties serverName databaseName and portNumber . The user to connect as is identified by the arguments user and password which override the DataSource properties by the same name . | 55 | 55 |
153,771 | public long copyOut ( final String sql , Writer to ) throws SQLException , IOException { byte [ ] buf ; CopyOut cp = copyOut ( sql ) ; try { while ( ( buf = cp . readFromCopy ( ) ) != null ) { to . write ( encoding . decode ( buf ) ) ; } return cp . getHandledRowCount ( ) ; } catch ( IOException ioEX ) { // if not hand... | Pass results of a COPY TO STDOUT query from database into a Writer . | 212 | 16 |
153,772 | public String getColumnClassName ( int column ) throws SQLException { Field field = getField ( column ) ; String result = connection . getTypeInfo ( ) . getJavaClass ( field . getOID ( ) ) ; if ( result != null ) { return result ; } int sqlType = getSQLType ( column ) ; switch ( sqlType ) { case Types . ARRAY : return ... | This can hook into our PG_Object mechanism | 143 | 9 |
153,773 | private static Connection makeConnection ( String url , Properties props ) throws SQLException { return new PgConnection ( hostSpecs ( props ) , user ( props ) , database ( props ) , props , url ) ; } | Create a connection from URL and properties . Always does the connection work in the current thread without enforcing a timeout regardless of any timeout specified in the properties . | 47 | 30 |
153,774 | public static SQLFeatureNotSupportedException notImplemented ( Class < ? > callClass , String functionName ) { return new SQLFeatureNotSupportedException ( GT . tr ( "Method {0} is not yet implemented." , callClass . getName ( ) + "." + functionName ) , PSQLState . NOT_IMPLEMENTED . getState ( ) ) ; } | This method was added in v6 . 5 and simply throws an SQLException for an unimplemented method . I decided to do it this way while implementing the JDBC2 extensions to JDBC as it should help keep the overall driver size down . It now requires the call Class and the function name to help when the driver is used with clos... | 80 | 80 |
153,775 | public void setValue ( int years , int months , int days , int hours , int minutes , double seconds ) { setYears ( years ) ; setMonths ( months ) ; setDays ( days ) ; setHours ( hours ) ; setMinutes ( minutes ) ; setSeconds ( seconds ) ; } | Set all values of this interval to the specified values . | 64 | 11 |
153,776 | public String getValue ( ) { return years + " years " + months + " mons " + days + " days " + hours + " hours " + minutes + " mins " + secondsFormat . format ( seconds ) + " secs" ; } | Returns the stored interval information as a string . | 53 | 9 |
153,777 | public void add ( Calendar cal ) { // Avoid precision loss // Be aware postgres doesn't return more than 60 seconds - no overflow can happen final int microseconds = ( int ) ( getSeconds ( ) * 1000000.0 ) ; final int milliseconds = ( microseconds + ( ( microseconds < 0 ) ? - 500 : 500 ) ) / 1000 ; cal . add ( Calendar ... | Rolls this interval on a given calendar . | 170 | 9 |
153,778 | public void add ( Date date ) { final Calendar cal = Calendar . getInstance ( ) ; cal . setTime ( date ) ; add ( cal ) ; date . setTime ( cal . getTime ( ) . getTime ( ) ) ; } | Rolls this interval on a given date . | 51 | 9 |
153,779 | public void add ( PGInterval interval ) { interval . setYears ( interval . getYears ( ) + getYears ( ) ) ; interval . setMonths ( interval . getMonths ( ) + getMonths ( ) ) ; interval . setDays ( interval . getDays ( ) + getDays ( ) ) ; interval . setHours ( interval . getHours ( ) + getHours ( ) ) ; interval . setMinu... | Add this interval s value to the passed interval . This is backwards to what I would expect but this makes it match the other existing add methods . | 128 | 29 |
153,780 | public void addWarning ( SQLWarning warn ) { // Add the warning to the chain if ( firstWarning != null ) { firstWarning . setNextWarning ( warn ) ; } else { firstWarning = warn ; } } | This adds a warning to the warning chain . | 45 | 9 |
153,781 | private void initObjectTypes ( Properties info ) throws SQLException { // Add in the types that come packaged with the driver. // These can be overridden later if desired. addDataType ( "box" , org . postgresql . geometric . PGbox . class ) ; addDataType ( "circle" , org . postgresql . geometric . PGcircle . class ) ; ... | This initialises the objectTypes hash map | 436 | 8 |
153,782 | public int getServerMajorVersion ( ) { try { StringTokenizer versionTokens = new StringTokenizer ( queryExecutor . getServerVersion ( ) , "." ) ; // aaXbb.ccYdd return integerPart ( versionTokens . nextToken ( ) ) ; // return X } catch ( NoSuchElementException e ) { return 0 ; } } | Get server major version . | 76 | 5 |
153,783 | private static int integerPart ( String dirtyString ) { int start = 0 ; while ( start < dirtyString . length ( ) && ! Character . isDigit ( dirtyString . charAt ( start ) ) ) { ++ start ; } int end = start ; while ( end < dirtyString . length ( ) && Character . isDigit ( dirtyString . charAt ( end ) ) ) { ++ end ; } if... | Parse a dirty integer surrounded by non - numeric characters | 116 | 11 |
153,784 | public static LogSequenceNumber valueOf ( String strValue ) { int slashIndex = strValue . lastIndexOf ( ' ' ) ; if ( slashIndex <= 0 ) { return INVALID_LSN ; } String logicalXLogStr = strValue . substring ( 0 , slashIndex ) ; int logicalXlog = ( int ) Long . parseLong ( logicalXLogStr , 16 ) ; String segmentStr = strVa... | Create LSN instance by string represent LSN . | 185 | 10 |
153,785 | public synchronized long position ( String pattern , long start ) throws SQLException { checkFreed ( ) ; throw org . postgresql . Driver . notImplemented ( this . getClass ( ) , "position(String,long)" ) ; } | For now this is not implemented . | 54 | 7 |
153,786 | static boolean castToBoolean ( final Object in ) throws PSQLException { if ( LOGGER . isLoggable ( Level . FINE ) ) { LOGGER . log ( Level . FINE , "Cast to boolean: \"{0}\"" , String . valueOf ( in ) ) ; } if ( in instanceof Boolean ) { return ( Boolean ) in ; } if ( in instanceof String ) { return fromString ( ( Stri... | Cast an Object value to the corresponding boolean value . | 168 | 10 |
153,787 | private static void checkByte ( int ch , int pos , int len ) throws IOException { if ( ( ch & 0xc0 ) != 0x80 ) { throw new IOException ( GT . tr ( "Illegal UTF-8 sequence: byte {0} of {1} byte sequence is not 10xxxxxx: {2}" , pos , len , ch ) ) ; } } | helper for decode | 81 | 4 |
153,788 | protected int getMaxIndexKeys ( ) throws SQLException { if ( indexMaxKeys == 0 ) { String sql ; sql = "SELECT setting FROM pg_catalog.pg_settings WHERE name='max_index_keys'" ; Statement stmt = connection . createStatement ( ) ; ResultSet rs = null ; try { rs = stmt . executeQuery ( sql ) ; if ( ! rs . next ( ) ) { stm... | maximum number of keys in an index . | 190 | 8 |
153,789 | protected String escapeQuotes ( String s ) throws SQLException { StringBuilder sb = new StringBuilder ( ) ; if ( ! connection . getStandardConformingStrings ( ) ) { sb . append ( "E" ) ; } sb . append ( "'" ) ; sb . append ( connection . escapeString ( s ) ) ; sb . append ( "'" ) ; return sb . toString ( ) ; } | Turn the provided value into a valid string literal for direct inclusion into a query . This includes the single quotes needed around it . | 93 | 25 |
153,790 | private static List < String > parseACLArray ( String aclString ) { List < String > acls = new ArrayList < String > ( ) ; if ( aclString == null || aclString . isEmpty ( ) ) { return acls ; } boolean inQuotes = false ; // start at 1 because of leading "{" int beginIndex = 1 ; char prevChar = ' ' ; for ( int i = beginIn... | Parse an String of ACLs into a List of ACLs . | 337 | 14 |
153,791 | public static Object instantiate ( String classname , Properties info , boolean tryString , String stringarg ) throws ClassNotFoundException , SecurityException , NoSuchMethodException , IllegalArgumentException , InstantiationException , IllegalAccessException , InvocationTargetException { Object [ ] args = { info } ;... | Instantiates a class using the appropriate constructor . If a constructor with a single Propertiesparameter exists it is used . Otherwise if tryString is true a constructor with a single String argument is searched if it fails or tryString is true a no argument constructor is tried . | 211 | 54 |
153,792 | boolean isUpdateable ( ) throws SQLException { checkClosed ( ) ; if ( resultsetconcurrency == ResultSet . CONCUR_READ_ONLY ) { throw new PSQLException ( GT . tr ( "ResultSets with concurrency CONCUR_READ_ONLY cannot be updated." ) , PSQLState . INVALID_CURSOR_STATE ) ; } if ( updateable ) { return true ; } connection .... | Is this ResultSet updateable? | 639 | 7 |
153,793 | private double readDoubleValue ( byte [ ] bytes , int oid , String targetType ) throws PSQLException { // currently implemented binary encoded fields switch ( oid ) { case Oid . INT2 : return ByteConverter . int2 ( bytes , 0 ) ; case Oid . INT4 : return ByteConverter . int4 ( bytes , 0 ) ; case Oid . INT8 : // might no... | Converts any numeric binary field to double value . This method does no overflow checking . | 219 | 17 |
153,794 | private static String createPostgresTimeZone ( ) { String tz = TimeZone . getDefault ( ) . getID ( ) ; if ( tz . length ( ) <= 3 || ! tz . startsWith ( "GMT" ) ) { return tz ; } char sign = tz . charAt ( 3 ) ; String start ; switch ( sign ) { case ' ' : start = "GMT-" ; break ; case ' ' : start = "GMT+" ; break ; defau... | Convert Java time zone to postgres time zone . All others stay the same except that GMT + nn changes to GMT - nn and vise versa . | 125 | 33 |
153,795 | public void close ( ) throws SQLException { if ( ! closed ) { // flush any open output streams if ( os != null ) { try { // we can't call os.close() otherwise we go into an infinite loop! os . flush ( ) ; } catch ( IOException ioe ) { throw new PSQLException ( "Exception flushing output stream" , PSQLState . DATA_ERROR... | This method closes the object . You must not call methods in this object after this is called . | 180 | 19 |
153,796 | public int read ( byte [ ] buf , int off , int len ) throws SQLException { byte [ ] b = read ( len ) ; if ( b . length < len ) { len = b . length ; } System . arraycopy ( b , 0 , buf , off , len ) ; return len ; } | Reads some data from the object into an existing array . | 67 | 12 |
153,797 | public void write ( byte [ ] buf , int off , int len ) throws SQLException { FastpathArg [ ] args = new FastpathArg [ 2 ] ; args [ 0 ] = new FastpathArg ( fd ) ; args [ 1 ] = new FastpathArg ( buf , off , len ) ; fp . fastpath ( "lowrite" , args ) ; } | Writes some data from an array to the object . | 82 | 11 |
153,798 | @ Override public String getNativeSql ( ) { if ( sql != null ) { return sql ; } sql = buildNativeSql ( null ) ; return sql ; } | Method to return the sql based on number of batches . Skipping the initial batch . | 37 | 17 |
153,799 | protected void checkIndex ( int parameterIndex , int type1 , int type2 , String getName ) throws SQLException { checkIndex ( parameterIndex ) ; if ( type1 != this . testReturn [ parameterIndex - 1 ] && type2 != this . testReturn [ parameterIndex - 1 ] ) { throw new PSQLException ( GT . tr ( "Parameter of type {0} was r... | helperfunction for the getXXX calls to check isFunction and index == 1 Compare BOTH type fields against the return type . | 159 | 26 |
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