org.apache.commons.dbcp
Class PoolablePreparedStatement

java.lang.Object
  org.apache.commons.dbcp.AbandonedTrace
      org.apache.commons.dbcp.DelegatingStatement
          org.apache.commons.dbcp.DelegatingPreparedStatement
              org.apache.commons.dbcp.PoolablePreparedStatement

All Implemented Interfaces:

PreparedStatement, Statement

public class PoolablePreparedStatement

extends DelegatingPreparedStatement

implements PreparedStatement

A DelegatingPreparedStatement that cooperates with PoolingConnection to implement a pool of PreparedStatements.

My close() method returns me to my containing pool. (See PoolingConnection.)

Version:

$Revision: 892307 $ $Date: 2013-12-31 23:27:28 +0000 (Tue, 31 Dec 2013) $

Author:

Rodney Waldhoff, Glenn L. Nielsen, James House, Dirk Verbeeck

See Also:

PoolingConnection

Field Summary

protected Object	_key My "key" as used by KeyedObjectPool.
protected KeyedObjectPool	_pool The KeyedObjectPool from which I was obtained.

Fields inherited from class org.apache.commons.dbcp.DelegatingPreparedStatement

_stmt

Fields inherited from class org.apache.commons.dbcp.DelegatingStatement

_closed, _conn

Fields inherited from interface java.sql.Statement

CLOSE_ALL_RESULTS, CLOSE_CURRENT_RESULT, EXECUTE_FAILED, KEEP_CURRENT_RESULT, NO_GENERATED_KEYS, RETURN_GENERATED_KEYS, SUCCESS_NO_INFO

Constructor Summary

PoolablePreparedStatement(PreparedStatement stmt, Object key, KeyedObjectPool pool, Connection conn)
Constructor

Method Summary

protected void	activate()
void	close() Return me to my pool.
protected void	passivate()

Methods inherited from class org.apache.commons.dbcp.DelegatingPreparedStatement

addBatch, clearParameters, equals, execute, executeQuery, executeUpdate, getMetaData, getParameterMetaData, setArray, setAsciiStream, setBigDecimal, setBinaryStream, setBlob, setBoolean, setByte, setBytes, setCharacterStream, setClob, setDate, setDate, setDelegate, setDouble, setFloat, setInt, setLong, setNull, setNull, setObject, setObject, setObject, setRef, setShort, setString, setTime, setTime, setTimestamp, setTimestamp, setUnicodeStream, setURL, toString

Methods inherited from class org.apache.commons.dbcp.DelegatingStatement

addBatch, cancel, checkOpen, clearBatch, clearWarnings, execute, execute, execute, execute, executeBatch, executeQuery, executeUpdate, executeUpdate, executeUpdate, executeUpdate, getConnection, getDelegate, getFetchDirection, getFetchSize, getGeneratedKeys, getInnermostDelegate, getMaxFieldSize, getMaxRows, getMoreResults, getMoreResults, getQueryTimeout, getResultSet, getResultSetConcurrency, getResultSetHoldability, getResultSetType, getUpdateCount, getWarnings, handleException, hashCode, isClosed, setCursorName, setDelegate, setEscapeProcessing, setFetchDirection, setFetchSize, setMaxFieldSize, setMaxRows, setQueryTimeout

Methods inherited from class org.apache.commons.dbcp.AbandonedTrace

addTrace, clearTrace, getConfig, getLastUsed, getTrace, printStackTrace, removeTrace, setLastUsed, setLastUsed, setStackTrace

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.sql.PreparedStatement

addBatch, clearParameters, execute, executeQuery, executeUpdate, getMetaData, getParameterMetaData, setArray, setAsciiStream, setBigDecimal, setBinaryStream, setBlob, setBoolean, setByte, setBytes, setCharacterStream, setClob, setDate, setDate, setDouble, setFloat, setInt, setLong, setNull, setNull, setObject, setObject, setObject, setRef, setShort, setString, setTime, setTime, setTimestamp, setTimestamp, setUnicodeStream, setURL

Methods inherited from interface java.sql.Statement

addBatch, cancel, clearBatch, clearWarnings, execute, execute, execute, execute, executeBatch, executeQuery, executeUpdate, executeUpdate, executeUpdate, executeUpdate, getConnection, getFetchDirection, getFetchSize, getGeneratedKeys, getMaxFieldSize, getMaxRows, getMoreResults, getMoreResults, getQueryTimeout, getResultSet, getResultSetConcurrency, getResultSetHoldability, getResultSetType, getUpdateCount, getWarnings, setCursorName, setEscapeProcessing, setFetchDirection, setFetchSize, setMaxFieldSize, setMaxRows, setQueryTimeout

Field Detail

_pool

protected KeyedObjectPool _pool

The KeyedObjectPool from which I was obtained.

_key

protected Object _key

My "key" as used by KeyedObjectPool.

Constructor Detail

PoolablePreparedStatement

public PoolablePreparedStatement(PreparedStatement stmt,
                                 Object key,
                                 KeyedObjectPool pool,
                                 Connection conn)

Constructor

Parameters:

stmt - my underlying PreparedStatement

key - my key" as used by KeyedObjectPool

pool - the KeyedObjectPool from which I was obtained.

conn - the Connection from which I was created

Method Detail

close

public void close()
           throws SQLException

Return me to my pool.

Specified by:

close in interface Statement

Overrides:

close in class DelegatingStatement

Throws:

SQLException

activate

protected void activate()
                 throws SQLException

Overrides:

activate in class DelegatingStatement

Throws:

SQLException

passivate

protected void passivate()
                  throws SQLException

Overrides:

passivate in class DelegatingStatement

Throws:

SQLException