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com.mchange.v2.c3p0.stmt

public abstract Class GooGooStatementCache

extends Object
Class Inheritance
Known Direct Subclasses
com.mchange.v2.c3p0.stmt.PerConnectionMaxOnlyStatementCache, com.mchange.v2.c3p0.stmt.DoubleMaxStatementCache, com.mchange.v2.c3p0.stmt.GlobalMaxOnlyStatementCache
Imports
java.util.*, java.sql.*, java.lang.reflect.*, com.mchange.v2.async.AsynchronousRunner, com.mchange.v2.holders.SynchronizedIntHolder, com.mchange.v2.sql.SqlUtils, com.mchange.v2.util.ResourceClosedException, com.mchange.v2.log.*, com.mchange.v1.db.sql.StatementUtils, java.io.StringWriter, .PrintWriter, .IOException, com.mchange.v2.io.IndentedWriter

Nested and Inner Type Summary

Modifier and TypeClass and Description
private class
GooGooStatementCache.CautiousStatementDestructionManager

protected abstract static class
GooGooStatementCache.ConnectionStatementManager

protected class
GooGooStatementCache.Deathmarch

protected class
GooGooStatementCache.DeathmarchConnectionStatementManager

private class
GooGooStatementCache.IncautiousStatementDestructionManager

private static class
GooGooStatementCache.KeyRec

protected static class
GooGooStatementCache.SimpleConnectionStatementManager

private abstract class
GooGooStatementCache.StatementDestructionManager

Field Summary

Modifier and TypeField and Description
pack-priv AsynchronousRunner
blockingTaskAsyncRunner

pack-priv HashSet<E>
checkedOut

private static final boolean
CULL_ONLY_FROM_UNUSED_CONNECTIONS

pack-priv GooGooStatementCache.ConnectionStatementManager
cxnStmtMgr

private static final int
DESTROY_ALWAYS

private static final int
DESTROY_IF_CHECKED_IN

private static final int
DESTROY_IF_CHECKED_OUT

private static final int
DESTROY_NEVER

pack-priv GooGooStatementCache.StatementDestructionManager
destructo

pack-priv HashMap<K, V>
keyToKeyRec

private static final MLogger
logger

pack-priv HashSet<E>
removalPending

pack-priv HashMap<K, V>
stmtToKey

Constructor Summary

AccessConstructor and Description
public
GooGooStatementCache(AsynchronousRunner blockingTaskAsyncRunner, AsynchronousRunner deferredStatementDestroyer)

Method Summary

Modifier and TypeMethod and Description
private Object
acquireStatement(final Connection pConn, final Method stmtProducingMethod, final Object[] args)

pack-priv abstract void
addStatementToDeathmarches(Object pstmt, Connection physicalConnection)

private void
assimilateNewCheckedOutStatement(StatementCacheKey key, Connection pConn, Object ps)

public synchronized void
checkinAll(Connection pcon)

public synchronized void
checkinStatement(Object pstmt)

private LinkedList<E>
checkoutQueue(StatementCacheKey key)

public synchronized Object
checkoutStatement(Connection physicalConnection, Method stmtProducingMethod, Object[] args)

public synchronized void
close()

public void
closeAll(Connection pcon)

pack-priv final int
countCachedStatements()

pack-priv abstract GooGooStatementCache.ConnectionStatementManager
createConnectionStatementManager()

public synchronized String
dumpStatementCacheStatus()

public synchronized int
getNumConnectionsWithCachedStatements()

public synchronized int
getNumStatements()

public synchronized int
getNumStatementsCheckedOut()

public int
getStatementDestroyerNumConnectionsInUse()

public int
getStatementDestroyerNumConnectionsWithDeferredDestroyStatements()

public int
getStatementDestroyerNumDeferredDestroyStatements()

public Boolean
inUse(Connection physicalConnection)

public synchronized boolean
isClosed()

private GooGooStatementCache.KeyRec
keyRec(StatementCacheKey key)

private HashSet<E>
keySet(StatementCacheKey key)

private boolean
ourResource(Object ps)

pack-priv abstract boolean
prepareAssimilateNewStatement(Connection pcon)

private void
printStats()

private void
refreshStatement(PreparedStatement ps)

private boolean
removeFromCheckoutQueue(StatementCacheKey key, Object pstmt)

private boolean
removeFromKeySet(StatementCacheKey key, Object pstmt)

private void
removeStatement(Object ps, int destruction_policy)

pack-priv abstract void
removeStatementFromDeathmarches(Object pstmt, Connection physicalConnection)

private String
statsString()

public boolean
tryMarkConnectionInUse(Connection physicalConnection)

public void
unmarkConnectionInUse(Connection physicalConnection)

public void
waitMarkConnectionInUse(Connection physicalConnection)

Inherited from java.lang.Object:
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