org.apache.commons.dbcp
Class PoolingDataSource

java.lang.Object
  |
  +--org.apache.commons.dbcp.PoolingDataSource

All Implemented Interfaces:

javax.sql.DataSource

public class PoolingDataSource

extends java.lang.Object

implements javax.sql.DataSource

A simple DataSource implementation that obtains Connections from the specified ObjectPool.

Version:

$Id: PoolingDataSource.java,v 1.3 2002/05/16 21:25:38 glenn Exp $

Author:

Rodney Waldhoff

, Glenn L. Nielsen , James House (james@interobjective.com)

Field Summary

protected java.io.PrintWriter	_logWriter My log writer.
protected org.apache.commons.pool.ObjectPool	_pool

Constructor Summary

PoolingDataSource()

PoolingDataSource(org.apache.commons.pool.ObjectPool pool)

Method Summary

java.sql.Connection	getConnection() Return a Connection from my pool, according to the contract specified by ObjectPool.borrowObject().
java.sql.Connection	getConnection(java.lang.String uname, java.lang.String passwd) Throws UnsupportedOperationException
int	getLoginTimeout() Throws UnsupportedOperationException.
java.io.PrintWriter	getLogWriter() Returns my log writer.
void	setLoginTimeout(int seconds) Throws UnsupportedOperationException.
void	setLogWriter(java.io.PrintWriter out) Sets my log writer.
void	setPool(org.apache.commons.pool.ObjectPool pool)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

_logWriter

protected java.io.PrintWriter _logWriter

My log writer.

_pool

protected org.apache.commons.pool.ObjectPool _pool

Constructor Detail

PoolingDataSource

public PoolingDataSource()

PoolingDataSource

public PoolingDataSource(org.apache.commons.pool.ObjectPool pool)

Method Detail

getConnection

public java.sql.Connection getConnection()
                                  throws java.sql.SQLException

Return a Connection from my pool, according to the contract specified by ObjectPool.borrowObject().

Specified by:

getConnection in interface javax.sql.DataSource

java.sql.SQLException

getConnection

public java.sql.Connection getConnection(java.lang.String uname,
                                         java.lang.String passwd)
                                  throws java.sql.SQLException

Throws UnsupportedOperationException

Specified by:

getConnection in interface javax.sql.DataSource

Throws:

java.lang.UnsupportedOperationException

java.sql.SQLException

getLoginTimeout

public int getLoginTimeout()

Throws UnsupportedOperationException. Do this configuration within my ObjectPool.

Specified by:

getLoginTimeout in interface javax.sql.DataSource

Throws:

java.lang.UnsupportedOperationException

getLogWriter

public java.io.PrintWriter getLogWriter()

Returns my log writer.

Specified by:

getLogWriter in interface javax.sql.DataSource

Returns:

my log writer

See Also:

DataSource.getLogWriter()

setLoginTimeout

public void setLoginTimeout(int seconds)

Throws UnsupportedOperationException. Do this configuration within my ObjectPool.

Specified by:

setLoginTimeout in interface javax.sql.DataSource

Throws:

java.lang.UnsupportedOperationException

setLogWriter

public void setLogWriter(java.io.PrintWriter out)

Sets my log writer.

Specified by:

setLogWriter in interface javax.sql.DataSource

See Also:

DataSource.setLogWriter(java.io.PrintWriter)

setPool

public void setPool(org.apache.commons.pool.ObjectPool pool)
             throws java.lang.IllegalStateException,
                    java.lang.NullPointerException

java.lang.IllegalStateException

java.lang.NullPointerException