org.apache.mahout.cf.taste.impl.model.jdbc

Class ConnectionPoolDataSource

java.lang.Object

org.apache.mahout.cf.taste.impl.model.jdbc.ConnectionPoolDataSource

All Implemented Interfaces:

Wrapper, CommonDataSource, DataSource

public final class ConnectionPoolDataSource
extends Object
implements DataSource

A wrapper DataSource which pools connections.

Constructor Summary

Constructors

Constructor and Description
ConnectionPoolDataSource(DataSource underlyingDataSource)

Method Summary

Methods

Modifier and Type	Method and Description
Connection	getConnection()
Connection	getConnection(String username, String password)
int	getLoginTimeout()
PrintWriter	getLogWriter()
Logger	getParentLogger()
boolean	isWrapperFor(Class<?> iface)
void	setLoginTimeout(int timeout)
void	setLogWriter(PrintWriter printWriter)
<T> T	unwrap(Class<T> iface)

Methods inherited from class java.lang.Object

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

Constructor Detail

ConnectionPoolDataSource

public ConnectionPoolDataSource(DataSource underlyingDataSource)

Method Detail

getConnection

public Connection getConnection()
                         throws SQLException

Specified by:

getConnection in interface DataSource

Throws:

SQLException

getConnection

public Connection getConnection(String username,
                       String password)
                         throws SQLException

Specified by:

getConnection in interface DataSource

Throws:

SQLException

getLogWriter

public PrintWriter getLogWriter()
                         throws SQLException

Specified by:

getLogWriter in interface CommonDataSource

Throws:

SQLException

setLogWriter

public void setLogWriter(PrintWriter printWriter)
                  throws SQLException

Specified by:

setLogWriter in interface CommonDataSource

Throws:

SQLException

setLoginTimeout

public void setLoginTimeout(int timeout)
                     throws SQLException

Specified by:

setLoginTimeout in interface CommonDataSource

Throws:

SQLException

getLoginTimeout

public int getLoginTimeout()
                    throws SQLException

Specified by:

getLoginTimeout in interface CommonDataSource

Throws:

SQLException

unwrap

public <T> T unwrap(Class<T> iface)
         throws SQLException

Specified by:

unwrap in interface Wrapper

Throws:

SQLException

isWrapperFor

public boolean isWrapperFor(Class<?> iface)
                     throws SQLException

Specified by:

isWrapperFor in interface Wrapper

Throws:

SQLException

getParentLogger

public Logger getParentLogger()
                       throws SQLFeatureNotSupportedException

Specified by:

getParentLogger in interface CommonDataSource

Throws:

SQLFeatureNotSupportedException