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

java.lang.Object
  extended by 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
ConnectionPoolDataSource(DataSource underlyingDataSource)
           
 
Method Summary
 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
Throws:
SQLFeatureNotSupportedException


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