org.apache.commons.dbcp
Class PoolablePreparedStatement

java.lang.Object
  |
  +--org.apache.commons.dbcp.AbandonedTrace
        |
        +--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:

$Id: PoolablePreparedStatement.java,v 1.7 2003/10/09 21:04:44 rdonkin Exp $

See Also:

PoolingConnection

Field Summary

protected Connection	_conn The Connection from which I was created.
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

_closed, _stmt

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

void	close() Return me to my pool.
Connection	getConnection() Return the Connection from which I was created.

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

activate, addBatch, addBatch, cancel, checkOpen, clearBatch, clearParameters, clearWarnings, equals, execute, execute, execute, execute, execute, executeBatch, executeQuery, executeQuery, executeUpdate, executeUpdate, executeUpdate, executeUpdate, executeUpdate, getDelegate, getFetchDirection, getFetchSize, getGeneratedKeys, getInnermostDelegate, getMaxFieldSize, getMaxRows, getMetaData, getMoreResults, getMoreResults, getParameterMetaData, getQueryTimeout, getResultSet, getResultSetConcurrency, getResultSetHoldability, getResultSetType, getUpdateCount, getWarnings, hashCode, isClosed, passivate, setArray, setAsciiStream, setBigDecimal, setBinaryStream, setBlob, setBoolean, setByte, setBytes, setCharacterStream, setClob, setCursorName, setDate, setDate, setDelegate, setDouble, setEscapeProcessing, setFetchDirection, setFetchSize, setFloat, setInt, setLong, setMaxFieldSize, setMaxRows, setNull, setNull, setObject, setObject, setObject, setQueryTimeout, setRef, setShort, setString, setTime, setTime, setTimestamp, setTimestamp, setUnicodeStream, setURL

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, toString, 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, getFetchDirection, getFetchSize, getGeneratedKeys, getMaxFieldSize, getMaxRows, getMoreResults, getMoreResults, getQueryTimeout, getResultSet, getResultSetConcurrency, getResultSetHoldability, getResultSetType, getUpdateCount, getWarnings, setCursorName, setEscapeProcessing, setFetchDirection, setFetchSize, setMaxFieldSize, setMaxRows, setQueryTimeout

Field Detail

_conn

protected Connection _conn

The Connection from which I was created.

_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 DelegatingPreparedStatement

SQLException

getConnection

public Connection getConnection()
                         throws SQLException

Return the Connection from which I was created.

Specified by:

getConnection in interface Statement

Overrides:

getConnection in class DelegatingPreparedStatement

SQLException