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private static void searchProbableMaster ( AuroraListener listener , final GlobalStateInfo globalInfo , HostAddress probableMaster ) { AuroraProtocol protocol = getNewProtocol ( listener . getProxy ( ) , globalInfo , listener . getUrlParser ( ) ) ; try { protocol . setHostAddress ( probableMaster ) ; protocol . connect...
Connect aurora probable master . Aurora master change in time . The only way to check that a server is a master is to asked him .
29,601
public static AuroraProtocol getNewProtocol ( FailoverProxy proxy , final GlobalStateInfo globalInfo , UrlParser urlParser ) { AuroraProtocol newProtocol = new AuroraProtocol ( urlParser , globalInfo , proxy . lock ) ; newProtocol . setProxy ( proxy ) ; return newProtocol ; }
Initialize new protocol instance .
29,602
public void reset ( ) { insertIds . clear ( ) ; updateCounts . clear ( ) ; insertIdNumber = 0 ; hasException = false ; rewritten = false ; }
Clear error state used for clear exception after first batch query when fall back to per - query execution .
29,603
private boolean readNextValue ( ) throws IOException , SQLException { byte [ ] buf = reader . getPacketArray ( false ) ; if ( buf [ 0 ] == ERROR ) { protocol . removeActiveStreamingResult ( ) ; protocol . removeHasMoreResults ( ) ; protocol . setHasWarnings ( false ) ; ErrorPacket errorPacket = new ErrorPacket ( new Bu...
Read next value .
29,604
protected void deleteCurrentRowData ( ) throws SQLException { System . arraycopy ( data , rowPointer + 1 , data , rowPointer , dataSize - 1 - rowPointer ) ; data [ dataSize - 1 ] = null ; dataSize -- ; lastRowPointer = - 1 ; previous ( ) ; }
Delete current data . Position cursor to the previous row .
29,605
public void close ( ) throws SQLException { isClosed = true ; if ( ! isEof ) { lock . lock ( ) ; try { while ( ! isEof ) { dataSize = 0 ; readNextValue ( ) ; } } catch ( SQLException queryException ) { throw ExceptionMapper . getException ( queryException , null , this . statement , false ) ; } catch ( IOException ioe ...
Close resultSet .
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private int nameToIndex ( String parameterName ) throws SQLException { parameterMetadata . readMetadataFromDbIfRequired ( ) ; for ( int i = 1 ; i <= parameterMetadata . getParameterCount ( ) ; i ++ ) { String name = parameterMetadata . getName ( i ) ; if ( name != null && name . equalsIgnoreCase ( parameterName ) ) { r...
Convert parameter name to parameter index in the query .
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private int nameToOutputIndex ( String parameterName ) throws SQLException { parameterMetadata . readMetadataFromDbIfRequired ( ) ; for ( int i = 0 ; i < parameterMetadata . getParameterCount ( ) ; i ++ ) { String name = parameterMetadata . getName ( i + 1 ) ; if ( name != null && name . equalsIgnoreCase ( parameterNam...
Convert parameter name to output parameter index in the query .
29,608
private int indexToOutputIndex ( int parameterIndex ) throws SQLException { try { if ( outputParameterMapper [ parameterIndex - 1 ] == - 1 ) { throw new SQLException ( "Parameter in index '" + parameterIndex + "' is not declared as output parameter with method registerOutParameter" ) ; } return outputParameterMapper [ ...
Convert parameter index to corresponding outputIndex .
29,609
public void writeTo ( PacketOutputStream pos ) throws IOException { pos . write ( QUOTE ) ; if ( length == Long . MAX_VALUE ) { pos . write ( reader , true , noBackslashEscapes ) ; } else { pos . write ( reader , length , true , noBackslashEscapes ) ; } pos . write ( QUOTE ) ; }
Write reader to database in text format .
29,610
public void reset ( ) throws SQLException { cmdPrologue ( ) ; try { writer . startPacket ( 0 ) ; writer . write ( COM_RESET_CONNECTION ) ; writer . flush ( ) ; getResult ( new Results ( ) ) ; if ( options . cachePrepStmts && options . useServerPrepStmts ) { serverPrepareStatementCache . clear ( ) ; } } catch ( SQLExcep...
Reset connection state .
29,611
public void executeQuery ( boolean mustExecuteOnMaster , Results results , final String sql ) throws SQLException { cmdPrologue ( ) ; try { writer . startPacket ( 0 ) ; writer . write ( COM_QUERY ) ; writer . write ( sql ) ; writer . flush ( ) ; getResult ( results ) ; } catch ( SQLException sqlException ) { if ( "7010...
Execute query directly to outputStream .
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public void executeQuery ( boolean mustExecuteOnMaster , Results results , final ClientPrepareResult clientPrepareResult , ParameterHolder [ ] parameters ) throws SQLException { cmdPrologue ( ) ; try { if ( clientPrepareResult . getParamCount ( ) == 0 && ! clientPrepareResult . isQueryMultiValuesRewritable ( ) ) { if (...
Execute a unique clientPrepareQuery .
29,613
private void executeBatch ( Results results , final List < String > queries ) throws SQLException { if ( ! options . useBatchMultiSend ) { String sql = null ; SQLException exception = null ; for ( int i = 0 ; i < queries . size ( ) && ! isInterrupted ( ) ; i ++ ) { try { sql = queries . get ( i ) ; writer . startPacket...
Execute list of queries not rewritable .
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public ServerPrepareResult prepare ( String sql , boolean executeOnMaster ) throws SQLException { cmdPrologue ( ) ; lock . lock ( ) ; try { if ( options . cachePrepStmts && options . useServerPrepStmts ) { ServerPrepareResult pr = serverPrepareStatementCache . get ( database + "-" + sql ) ; if ( pr != null && pr . incr...
Prepare query on server side . Will permit to know the parameter number of the query and permit to send only the data on next results .
29,615
private void executeBatchRewrite ( Results results , final ClientPrepareResult prepareResult , List < ParameterHolder [ ] > parameterList , boolean rewriteValues ) throws SQLException { cmdPrologue ( ) ; ParameterHolder [ ] parameters ; int currentIndex = 0 ; int totalParameterList = parameterList . size ( ) ; try { do...
Specific execution for batch rewrite that has specific query for memory .
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public boolean executeBatchServer ( boolean mustExecuteOnMaster , ServerPrepareResult serverPrepareResult , Results results , String sql , final List < ParameterHolder [ ] > parametersList , boolean hasLongData ) throws SQLException { cmdPrologue ( ) ; if ( options . useBulkStmts && ! hasLongData && results . getAutoGe...
Execute Prepare if needed and execute COM_STMT_EXECUTE queries in batch .
29,617
public void executePreparedQuery ( boolean mustExecuteOnMaster , ServerPrepareResult serverPrepareResult , Results results , ParameterHolder [ ] parameters ) throws SQLException { cmdPrologue ( ) ; try { int parameterCount = serverPrepareResult . getParameters ( ) . length ; for ( int i = 0 ; i < parameterCount ; i ++ ...
Execute a query that is already prepared .
29,618
public void rollback ( ) throws SQLException { cmdPrologue ( ) ; lock . lock ( ) ; try { if ( inTransaction ( ) ) { executeQuery ( "ROLLBACK" ) ; } } catch ( Exception e ) { } finally { lock . unlock ( ) ; } }
Rollback transaction .
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public boolean forceReleasePrepareStatement ( int statementId ) throws SQLException { if ( lock . tryLock ( ) ) { try { checkClose ( ) ; try { writer . startPacket ( 0 ) ; writer . write ( COM_STMT_CLOSE ) ; writer . writeInt ( statementId ) ; writer . flush ( ) ; return true ; } catch ( IOException e ) { connected = f...
Force release of prepare statement that are not used . This method will be call when adding a new prepare statement in cache so the packet can be send to server without problem .
29,620
public void cancelCurrentQuery ( ) throws SQLException { try ( MasterProtocol copiedProtocol = new MasterProtocol ( urlParser , new GlobalStateInfo ( ) , new ReentrantLock ( ) ) ) { copiedProtocol . setHostAddress ( getHostAddress ( ) ) ; copiedProtocol . connect ( ) ; copiedProtocol . executeQuery ( "KILL QUERY " + se...
Cancels the current query - clones the current protocol and executes a query using the new connection .
29,621
public void releasePrepareStatement ( ServerPrepareResult serverPrepareResult ) throws SQLException { serverPrepareResult . decrementShareCounter ( ) ; if ( serverPrepareResult . canBeDeallocate ( ) ) { forceReleasePrepareStatement ( serverPrepareResult . getStatementId ( ) ) ; } }
Deallocate prepare statement if not used anymore .
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public void setTimeout ( int timeout ) throws SocketException { lock . lock ( ) ; try { this . socket . setSoTimeout ( timeout ) ; } finally { lock . unlock ( ) ; } }
Sets the connection timeout .
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public void setTransactionIsolation ( final int level ) throws SQLException { cmdPrologue ( ) ; lock . lock ( ) ; try { String query = "SET SESSION TRANSACTION ISOLATION LEVEL" ; switch ( level ) { case Connection . TRANSACTION_READ_UNCOMMITTED : query += " READ UNCOMMITTED" ; break ; case Connection . TRANSACTION_READ...
Set transaction isolation .
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private void readPacket ( Results results ) throws SQLException { Buffer buffer ; try { buffer = reader . getPacket ( true ) ; } catch ( IOException e ) { throw handleIoException ( e ) ; } switch ( buffer . getByteAt ( 0 ) ) { case OK : readOkPacket ( buffer , results ) ; break ; case ERROR : throw readErrorPacket ( bu...
Read server response packet .
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private void readOkPacket ( Buffer buffer , Results results ) { buffer . skipByte ( ) ; final long updateCount = buffer . getLengthEncodedNumeric ( ) ; final long insertId = buffer . getLengthEncodedNumeric ( ) ; serverStatus = buffer . readShort ( ) ; hasWarnings = ( buffer . readShort ( ) > 0 ) ; if ( ( serverStatus ...
Read OK_Packet .
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private SQLException readErrorPacket ( Buffer buffer , Results results ) { removeHasMoreResults ( ) ; this . hasWarnings = false ; buffer . skipByte ( ) ; final int errorNumber = buffer . readShort ( ) ; String message ; String sqlState ; if ( buffer . readByte ( ) == '#' ) { sqlState = new String ( buffer . readRawByt...
Read ERR_Packet .
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private void readLocalInfilePacket ( Buffer buffer , Results results ) throws SQLException { int seq = 2 ; buffer . getLengthEncodedNumeric ( ) ; String fileName = buffer . readStringNullEnd ( StandardCharsets . UTF_8 ) ; try { InputStream is ; writer . startPacket ( seq ) ; if ( localInfileInputStream == null ) { if (...
Read Local_infile Packet .
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private void readResultSet ( Buffer buffer , Results results ) throws SQLException { long fieldCount = buffer . getLengthEncodedNumeric ( ) ; try { ColumnInformation [ ] ci = new ColumnInformation [ ( int ) fieldCount ] ; for ( int i = 0 ; i < fieldCount ; i ++ ) { ci [ i ] = new ColumnInformation ( reader . getPacket ...
Read ResultSet Packet .
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public void prolog ( long maxRows , boolean hasProxy , MariaDbConnection connection , MariaDbStatement statement ) throws SQLException { if ( explicitClosed ) { throw new SQLException ( "execute() is called on closed connection" ) ; } if ( ! hasProxy && shouldReconnectWithoutProxy ( ) ) { try { connectWithoutProxy ( ) ...
Preparation before command .
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public SQLException handleIoException ( Exception initialException ) { boolean mustReconnect ; boolean driverPreventError = false ; if ( initialException instanceof MaxAllowedPacketException ) { mustReconnect = ( ( MaxAllowedPacketException ) initialException ) . isMustReconnect ( ) ; driverPreventError = ! mustReconne...
Handle IoException ( reconnect if Exception is due to having send too much data making server close the connection .
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public void writeTo ( final PacketOutputStream pos ) throws IOException { SimpleDateFormat sdf = new SimpleDateFormat ( "HH:mm:ss" ) ; sdf . setTimeZone ( timeZone ) ; String dateString = sdf . format ( time ) ; pos . write ( QUOTE ) ; pos . write ( dateString . getBytes ( ) ) ; int microseconds = ( int ) ( time . getT...
Write Time parameter to outputStream .
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public Connection connect ( final String url , final Properties props ) throws SQLException { UrlParser urlParser = UrlParser . parse ( url , props ) ; if ( urlParser == null || urlParser . getHostAddresses ( ) == null ) { return null ; } else { return MariaDbConnection . newConnection ( urlParser , null ) ; } }
Connect to the given connection string .
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public DriverPropertyInfo [ ] getPropertyInfo ( String url , Properties info ) throws SQLException { if ( url != null ) { UrlParser urlParser = UrlParser . parse ( url , info ) ; if ( urlParser == null || urlParser . getOptions ( ) == null ) { return new DriverPropertyInfo [ 0 ] ; } List < DriverPropertyInfo > props = ...
Get the property info .
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public void initializeConnection ( ) throws SQLException { super . initializeConnection ( ) ; try { reconnectFailedConnection ( new SearchFilter ( true ) ) ; } catch ( SQLException e ) { checkInitialConnection ( e ) ; } }
Initialize connections .
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public void checkWaitingConnection ( ) throws SQLException { if ( isSecondaryHostFail ( ) ) { proxy . lock . lock ( ) ; try { Protocol waitingProtocol = waitNewSecondaryProtocol . getAndSet ( null ) ; if ( waitingProtocol != null && pingSecondaryProtocol ( waitingProtocol ) ) { lockAndSwitchSecondary ( waitingProtocol ...
Verify that there is waiting connection that have to replace failing one . If there is replace failed connection with new one .
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public void reconnectFailedConnection ( SearchFilter searchFilter ) throws SQLException { if ( ! searchFilter . isInitialConnection ( ) && ( isExplicitClosed ( ) || ( searchFilter . isFineIfFoundOnlyMaster ( ) && ! isMasterHostFail ( ) ) || searchFilter . isFineIfFoundOnlySlave ( ) && ! isSecondaryHostFail ( ) ) ) { re...
Loop to connect .
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public void foundActiveMaster ( Protocol newMasterProtocol ) { if ( isMasterHostFail ( ) ) { if ( isExplicitClosed ( ) ) { newMasterProtocol . close ( ) ; return ; } if ( ! waitNewMasterProtocol . compareAndSet ( null , newMasterProtocol ) ) { newMasterProtocol . close ( ) ; } } else { newMasterProtocol . close ( ) ; }...
Method called when a new Master connection is found after a fallback .
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public void lockAndSwitchMaster ( Protocol newMasterProtocol ) throws ReconnectDuringTransactionException { if ( masterProtocol != null && ! masterProtocol . isClosed ( ) ) { masterProtocol . close ( ) ; } if ( ! currentReadOnlyAsked || isSecondaryHostFail ( ) ) { if ( currentProtocol != null ) { try { syncConnection (...
Use the parameter newMasterProtocol as new current master connection .
29,639
public void foundActiveSecondary ( Protocol newSecondaryProtocol ) throws SQLException { if ( isSecondaryHostFail ( ) ) { if ( isExplicitClosed ( ) ) { newSecondaryProtocol . close ( ) ; return ; } if ( proxy . lock . tryLock ( ) ) { try { lockAndSwitchSecondary ( newSecondaryProtocol ) ; } finally { proxy . lock . unl...
Method called when a new secondary connection is found after a fallback .
29,640
public void lockAndSwitchSecondary ( Protocol newSecondaryProtocol ) throws SQLException { if ( secondaryProtocol != null && ! secondaryProtocol . isClosed ( ) ) { secondaryProtocol . close ( ) ; } if ( currentReadOnlyAsked || ( urlParser . getOptions ( ) . failOnReadOnly && ! currentReadOnlyAsked && isMasterHostFail (...
Use the parameter newSecondaryProtocol as new current secondary connection .
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public HandleErrorResult primaryFail ( Method method , Object [ ] args , boolean killCmd ) { boolean alreadyClosed = masterProtocol == null || ! masterProtocol . isConnected ( ) ; boolean inTransaction = masterProtocol != null && masterProtocol . inTransaction ( ) ; if ( masterProtocol != null && masterProtocol . isCon...
To handle the newly detected failover on the master connection .
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public void reconnect ( ) throws SQLException { SearchFilter filter ; boolean inTransaction = false ; if ( currentReadOnlyAsked ) { filter = new SearchFilter ( true , true ) ; } else { inTransaction = masterProtocol != null && masterProtocol . inTransaction ( ) ; filter = new SearchFilter ( true , urlParser . getOption...
Reconnect failed connection .
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private boolean pingSecondaryProtocol ( Protocol protocol ) { try { if ( protocol != null && protocol . isConnected ( ) && protocol . ping ( ) ) { return true ; } } catch ( Exception e ) { protocol . close ( ) ; if ( setSecondaryHostFail ( ) ) { addToBlacklist ( protocol . getHostAddress ( ) ) ; } } return false ; }
Ping secondary protocol . ! lock must be set !
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public HandleErrorResult secondaryFail ( Method method , Object [ ] args , boolean killCmd ) throws Throwable { proxy . lock . lock ( ) ; try { if ( pingSecondaryProtocol ( this . secondaryProtocol ) ) { return relaunchOperation ( method , args ) ; } } finally { proxy . lock . unlock ( ) ; } if ( ! isMasterHostFail ( )...
To handle the newly detected failover on the secondary connection .
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public List < HostAddress > connectedHosts ( ) { List < HostAddress > usedHost = new ArrayList < > ( ) ; if ( isMasterHostFail ( ) ) { Protocol masterProtocol = waitNewMasterProtocol . get ( ) ; if ( masterProtocol != null ) { usedHost . add ( masterProtocol . getHostAddress ( ) ) ; } } else { usedHost . add ( masterPr...
List current connected HostAddress .
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public HandleErrorResult handleFailover ( SQLException qe , Method method , Object [ ] args , Protocol protocol ) throws Throwable { if ( isExplicitClosed ( ) ) { throw new SQLException ( "Connection has been closed !" ) ; } boolean killCmd = qe != null && qe . getSQLState ( ) != null && qe . getSQLState ( ) . equals (...
Handle failover on master or slave connection .
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public boolean setSecondaryHostFail ( ) { if ( secondaryHostFail . compareAndSet ( false , true ) ) { secondaryHostFailNanos = System . nanoTime ( ) ; currentConnectionAttempts . set ( 0 ) ; return true ; } return false ; }
Set slave connection lost variables .
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public void remove ( ) { for ( int i = 0 ; i < buf . length ; i ++ ) { buf [ i ] = null ; } buf = null ; }
Clear trace array for easy garbage .
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public PooledConnection getPooledConnection ( String user , String password ) throws SQLException { return new MariaDbPooledConnection ( ( MariaDbConnection ) getConnection ( user , password ) ) ; }
Attempts to establish a physical database connection that can be used as a pooled connection .
29,650
public void initializeConnection ( ) throws SQLException { super . initializeConnection ( ) ; this . currentProtocol = null ; reconnectFailedConnection ( new SearchFilter ( true , false ) ) ; resetMasterFailoverData ( ) ; }
Connect to database .
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public void preExecute ( ) throws SQLException { lastQueryNanos = System . nanoTime ( ) ; if ( this . currentProtocol != null && this . currentProtocol . isClosed ( ) ) { preAutoReconnect ( ) ; } }
Before executing query reconnect if connection is closed and autoReconnect option is set .
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public void reconnectFailedConnection ( SearchFilter searchFilter ) throws SQLException { proxy . lock . lock ( ) ; try { if ( ! searchFilter . isInitialConnection ( ) && ( isExplicitClosed ( ) || ! isMasterHostFail ( ) ) ) { return ; } currentConnectionAttempts . incrementAndGet ( ) ; resetOldsBlackListHosts ( ) ; Lis...
Loop to connect failed hosts .
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public void switchReadOnlyConnection ( Boolean mustBeReadOnly ) throws SQLException { if ( urlParser . getOptions ( ) . assureReadOnly && currentReadOnlyAsked != mustBeReadOnly ) { proxy . lock . lock ( ) ; try { if ( currentReadOnlyAsked != mustBeReadOnly ) { currentReadOnlyAsked = mustBeReadOnly ; setSessionReadOnly ...
Force session to read - only according to options .
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public void foundActiveMaster ( Protocol protocol ) throws SQLException { if ( isExplicitClosed ( ) ) { proxy . lock . lock ( ) ; try { protocol . close ( ) ; } finally { proxy . lock . unlock ( ) ; } return ; } syncConnection ( this . currentProtocol , protocol ) ; proxy . lock . lock ( ) ; try { if ( currentProtocol ...
method called when a new Master connection is found after a fallback .
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public void reconnect ( ) throws SQLException { boolean inTransaction = currentProtocol != null && currentProtocol . inTransaction ( ) ; reconnectFailedConnection ( new SearchFilter ( true , false ) ) ; handleFailLoop ( ) ; if ( inTransaction ) { throw new ReconnectDuringTransactionException ( "Connection reconnect aut...
Try to reconnect connection .
29,656
public void authenticate ( final PacketOutputStream out , final PacketInputStream in , final AtomicInteger sequence , final String servicePrincipalName , String mechanisms ) throws SQLException , IOException { if ( "" . equals ( servicePrincipalName ) ) { throw new SQLException ( "No principal name defined on server. "...
Process default GSS plugin authentication .
29,657
public static void send ( final PacketOutputStream pos , final String username , final String password , final HostAddress currentHost , final String database , final long clientCapabilities , final long serverCapabilities , final byte serverLanguage , final byte packetSeq , final Options options , final ReadInitialHan...
Send handshake response packet .
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public static List < HostAddress > parse ( String spec , HaMode haMode ) { if ( spec == null ) { throw new IllegalArgumentException ( "Invalid connection URL, host address must not be empty " ) ; } if ( "" . equals ( spec ) ) { return new ArrayList < > ( 0 ) ; } String [ ] tokens = spec . trim ( ) . split ( "," ) ; int...
parse - parse server addresses from the URL fragment .
29,659
public void writeTo ( final PacketOutputStream os ) throws IOException { os . write ( QUOTE ) ; os . write ( dateByteFormat ( ) ) ; os . write ( QUOTE ) ; }
Write to server OutputStream in text protocol .
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public ServerPrepareResult read ( PacketInputStream reader , boolean eofDeprecated ) throws IOException , SQLException { Buffer buffer = reader . getPacket ( true ) ; byte firstByte = buffer . getByteAt ( buffer . position ) ; if ( firstByte == ERROR ) { throw buildErrorException ( buffer ) ; } if ( firstByte == OK ) {...
Read COM_PREPARE_RESULT .
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private static void resetHostList ( MastersSlavesListener listener , Deque < HostAddress > loopAddresses ) { List < HostAddress > servers = new ArrayList < > ( ) ; servers . addAll ( listener . getUrlParser ( ) . getHostAddresses ( ) ) ; Collections . shuffle ( servers ) ; servers . removeAll ( listener . connectedHost...
Reinitialize loopAddresses with all servers in randomize order .
29,662
public void fireStatementClosed ( Statement st ) { if ( st instanceof PreparedStatement ) { StatementEvent event = new StatementEvent ( this , ( PreparedStatement ) st ) ; for ( StatementEventListener listener : statementEventListeners ) { listener . statementClosed ( event ) ; } } }
Fire statement close event to listeners .
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public void fireStatementErrorOccured ( Statement st , SQLException ex ) { if ( st instanceof PreparedStatement ) { StatementEvent event = new StatementEvent ( this , ( PreparedStatement ) st , ex ) ; for ( StatementEventListener listener : statementEventListeners ) { listener . statementErrorOccurred ( event ) ; } } }
Fire statement error to listeners .
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public void fireConnectionClosed ( ) { ConnectionEvent event = new ConnectionEvent ( this ) ; for ( ConnectionEventListener listener : connectionEventListeners ) { listener . connectionClosed ( event ) ; } }
Fire Connection close to listening listeners .
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public void fireConnectionErrorOccured ( SQLException ex ) { ConnectionEvent event = new ConnectionEvent ( this , ex ) ; for ( ConnectionEventListener listener : connectionEventListeners ) { listener . connectionErrorOccurred ( event ) ; } }
Fire connection error to listening listeners .
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protected void setTimerTask ( boolean isBatch ) { assert ( timerTaskFuture == null ) ; timerTaskFuture = timeoutScheduler . schedule ( ( ) -> { try { isTimedout = true ; if ( ! isBatch ) { protocol . cancelCurrentQuery ( ) ; } protocol . interrupt ( ) ; } catch ( Throwable e ) { } } , queryTimeout , TimeUnit . SECONDS ...
Part of query prolog - setup timeout timer
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protected SQLException executeExceptionEpilogue ( SQLException sqle ) { if ( sqle . getSQLState ( ) != null && sqle . getSQLState ( ) . startsWith ( "08" ) ) { try { close ( ) ; } catch ( SQLException sqlee ) { } } if ( isTimedout ) { return new SQLTimeoutException ( "(conn:" + getServerThreadId ( ) + ") Query timed ou...
Reset timeout after query re - throw SQL exception .
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public long executeLargeUpdate ( String sql ) throws SQLException { if ( executeInternal ( sql , fetchSize , Statement . NO_GENERATED_KEYS ) ) { return 0 ; } return getLargeUpdateCount ( ) ; }
Executes the given SQL statement which may be an INSERT UPDATE or DELETE statement or an SQL statement that returns nothing such as an SQL DDL statement . This method should be used when the returned row count may exceed Integer . MAX_VALUE .
29,669
public int getUpdateCount ( ) { if ( results != null && results . getCmdInformation ( ) != null && ! results . isBatch ( ) ) { return results . getCmdInformation ( ) . getUpdateCount ( ) ; } return - 1 ; }
Retrieves the current result as an update count ; if the result is a ResultSet object or there are no more results - 1 is returned . This method should be called only once per result .
29,670
public long getLargeUpdateCount ( ) { if ( results != null && results . getCmdInformation ( ) != null && ! results . isBatch ( ) ) { return results . getCmdInformation ( ) . getLargeUpdateCount ( ) ; } return - 1 ; }
Retrieves the current result as an update count ; if the result is a ResultSet object or there are no more results - 1 is returned .
29,671
private void internalBatchExecution ( int size ) throws SQLException { executeQueryPrologue ( true ) ; results = new Results ( this , 0 , true , size , false , resultSetScrollType , resultSetConcurrency , Statement . RETURN_GENERATED_KEYS , protocol . getAutoIncrementIncrement ( ) ) ; protocol . executeBatchStmt ( prot...
Internal batch execution .
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public void checkCloseOnCompletion ( ResultSet resultSet ) throws SQLException { if ( mustCloseOnCompletion && ! closed && results != null && resultSet . equals ( results . getResultSet ( ) ) ) { close ( ) ; } }
Check that close on completion is asked and close if so .
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public void initFunctionData ( int parametersCount ) { params = new CallParameter [ parametersCount ] ; for ( int i = 0 ; i < parametersCount ; i ++ ) { params [ i ] = new CallParameter ( ) ; if ( i > 0 ) { params [ i ] . setInput ( true ) ; } } params [ 0 ] . setOutput ( true ) ; }
Data initialisation when parameterCount is defined .
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private void executeQueryPrologue ( ServerPrepareResult serverPrepareResult ) throws SQLException { executing = true ; if ( closed ) { throw new SQLException ( "execute() is called on closed statement" ) ; } protocol . prologProxy ( serverPrepareResult , maxRows , protocol . getProxy ( ) != null , connection , this ) ;...
must have lock locked before invoking
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public static void printButtons ( int buttonNumber ) { boolean buttonPressed = false ; System . out . print ( "Button Pressed: " ) ; for ( int i = 0 ; i < 7 ; i ++ ) { if ( ( buttonNumber & ( 1 << i ) ) != 0 ) { System . out . println ( i + " " ) ; buttonPressed = true ; } } if ( ! buttonPressed ) { System . out . prin...
This function prints out the button numbers from 0 through 6
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public static void transaction ( Runnable action , boolean readOnly ) { Ctx ctx = Ctxs . get ( ) ; boolean newContext = ctx == null ; if ( newContext ) { ctx = Ctxs . open ( "transaction" ) ; } try { EntityManager em = ctx . persister ( ) ; JPA . with ( em ) . transactional ( action , readOnly ) ; } finally { if ( newC...
FIXME replace Runnable with Executable
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public static synchronized void run ( String [ ] args , String ... extraArgs ) { AppStarter . startUp ( args , extraArgs ) ; boot ( ) ; onAppReady ( ) ; boot ( ) ; }
Initializes the app in non - atomic way . Then starts serving requests immediately when routes are configured .
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public static synchronized void bootstrap ( String [ ] args , String ... extraArgs ) { AppStarter . startUp ( args , extraArgs ) ; boot ( ) ; App . scan ( ) ; onAppReady ( ) ; boot ( ) ; }
Initializes the app in non - atomic way . Then scans the classpath for beans . Then starts serving requests immediately when routes are configured .
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private V setValueInsideWriteLock ( V newValue ) { CachedValue < V > cached = cachedValue ; V oldValue = cached != null ? cached . value : null ; if ( newValue != null ) { long expiresAt = ttlInMs > 0 ? U . time ( ) + ttlInMs : Long . MAX_VALUE ; cachedValue = new CachedValue < > ( newValue , expiresAt ) ; } else { cac...
Sets new cached value executes inside already acquired write lock .
29,680
public static Factory newInstance ( ) { ScheduledExecutorService scheduler = newSingleThreadScheduledExecutor ( new ThreadFactory ( ) { public Thread newThread ( Runnable r ) { Thread result = new Thread ( r ) ; result . setDaemon ( true ) ; return result ; } } ) ; Properties props = new Properties ( ) ; return new Def...
Returns a new instance of a config Factory object .
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@ SuppressWarnings ( "unchecked" ) public static < T extends Config > T remove ( Object key ) { return ( T ) CACHE . remove ( key ) ; }
Removes the cached instance for the given key if it is present .
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public void parse ( Class clazz , PrintWriter output , String headerName , String projectName ) throws Exception { long startTime = System . currentTimeMillis ( ) ; Group [ ] groups = parseMethods ( clazz ) ; long finishTime = System . currentTimeMillis ( ) ; lastExecutionTime = finishTime - startTime ; String result =...
Method to parse the class and write file in the choosen output .
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private Group [ ] parseMethods ( Class clazz ) { List < Group > groups = new ArrayList ( ) ; Group unknownGroup = new Group ( ) ; groups . add ( unknownGroup ) ; String [ ] groupsOrder = new String [ 0 ] ; for ( Method method : clazz . getMethods ( ) ) { Property prop = new Property ( ) ; prop . deprecated = method . i...
Method to get group array with subgroups and properties .
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private Group [ ] orderGroup ( List < Group > groups , String [ ] groupsOrder ) { LinkedList < Group > groupsOrdered = new LinkedList ( ) ; List < Group > remained = new ArrayList ( groups ) ; for ( String order : groupsOrder ) { for ( Group remain : remained ) { if ( remain . title . equals ( order ) ) { groupsOrdered...
Order groups based on passed order .
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private String toPropertiesString ( Group [ ] groups , String headerName , String projectName ) { StringBuilder result = new StringBuilder ( ) ; result . append ( format ( header , headerName , projectName ) ) ; for ( Group group : groups ) { result . append ( group . toString ( ) ) ; } result . append ( generateFileFo...
Convert groups list into string .
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public BigInteger getBytes ( ) { return value . multiply ( unit . getFactor ( ) ) . setScale ( 0 , RoundingMode . CEILING ) . toBigIntegerExact ( ) ; }
Returns the number of bytes that this byte size represents after multiplying the unit factor with the value .
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String replace ( String source ) { if ( source == null ) return null ; Matcher m = PATTERN . matcher ( source ) ; StringBuffer sb = new StringBuffer ( ) ; while ( m . find ( ) ) { String var = m . group ( 1 ) ; String value = values . getProperty ( var ) ; String replacement = ( value != null ) ? replace ( value ) : ""...
Replaces all the occurrences of variables with their matching values from the resolver using the given source string as a template .
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public List < JApiClass > compare ( JApiCmpArchive oldArchive , JApiCmpArchive newArchive ) { return compare ( Collections . singletonList ( oldArchive ) , Collections . singletonList ( newArchive ) ) ; }
Compares the two given archives .
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public List < JApiClass > compare ( List < JApiCmpArchive > oldArchives , List < JApiCmpArchive > newArchives ) { return createAndCompareClassLists ( toFileList ( oldArchives ) , toFileList ( newArchives ) ) ; }
Compares the two given lists of archives .
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List < JApiClass > compareClassLists ( JarArchiveComparatorOptions options , List < CtClass > oldClasses , List < CtClass > newClasses ) { List < CtClass > oldClassesFiltered = applyFilter ( options , oldClasses ) ; List < CtClass > newClassesFiltered = applyFilter ( options , newClasses ) ; ClassesComparator classesCo...
Compares the two lists with CtClass objects using the provided options instance .
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public Optional < CtClass > loadClass ( ArchiveType archiveType , String name ) { Optional < CtClass > loadedClass = Optional . absent ( ) ; if ( this . options . getClassPathMode ( ) == JarArchiveComparatorOptions . ClassPathMode . ONE_COMMON_CLASSPATH ) { try { loadedClass = Optional . of ( commonClassPool . get ( na...
Loads a class either from the old new or common classpath .
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private boolean isImplemented ( JApiMethod jApiMethod ) { JApiClass aClass = jApiMethod . getjApiClass ( ) ; while ( aClass != null ) { for ( JApiMethod method : aClass . getMethods ( ) ) { if ( jApiMethod . getName ( ) . equals ( method . getName ( ) ) && jApiMethod . hasSameParameter ( method ) && ! isAbstract ( meth...
Is a method implemented in a super class
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private void emitLoop ( ) { for ( ; ; ) { AppendOnlyLinkedArrayList < T > q ; synchronized ( this ) { q = queue ; if ( q == null ) { emitting = false ; return ; } queue = null ; } q . accept ( actual ) ; } }
Loops until all notifications in the queue has been processed .
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public int geneCount ( ) { int count = 0 ; for ( int i = 0 , n = _chromosomes . length ( ) ; i < n ; ++ i ) { count += _chromosomes . get ( i ) . length ( ) ; } return count ; }
Return the number of genes this genotype consists of . This is the sum of the number of genes of the genotype chromosomes .
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public void accept ( final C object ) { _min = min ( _comparator , _min , object ) ; _max = max ( _comparator , _max , object ) ; ++ _count ; }
Accept the element for min - max calculation .
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public int [ ] toArray ( final int [ ] array ) { final int [ ] a = array . length >= length ( ) ? array : new int [ length ( ) ] ; for ( int i = length ( ) ; -- i >= 0 ; ) { a [ i ] = intValue ( i ) ; } return a ; }
Returns an int array containing all of the elements in this chromosome in proper sequence . If the chromosome fits in the specified array it is returned therein . Otherwise a new array is allocated with the length of this chromosome .
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public DoubleAdder add ( final double [ ] values ) { for ( int i = values . length ; -- i >= 0 ; ) { add ( values [ i ] ) ; } return this ; }
Add the given values to this adder .
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public void draw ( final Graphics2D g , final int width , final int height ) { g . setColor ( new Color ( _data [ 0 ] , _data [ 1 ] , _data [ 2 ] , _data [ 3 ] ) ) ; final GeneralPath path = new GeneralPath ( ) ; path . moveTo ( _data [ 4 ] * width , _data [ 5 ] * height ) ; for ( int j = 1 ; j < _length ; ++ j ) { pat...
Draw the Polygon to the buffer of the given size .
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public static Polygon newRandom ( final int length , final Random random ) { require . positive ( length ) ; final Polygon p = new Polygon ( length ) ; p . _data [ 0 ] = random . nextFloat ( ) ; p . _data [ 1 ] = random . nextFloat ( ) ; p . _data [ 2 ] = random . nextFloat ( ) ; p . _data [ 3 ] = max ( 0.2F , random ....
Creates a new random Polygon of the given length .