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:
java.sql.Wrapper, javax.sql.CommonDataSource, javax.sql.DataSource

public final class ConnectionPoolDataSource
extends java.lang.Object
implements javax.sql.DataSource

A wrapper DataSource which pools connections.


Constructor Summary
ConnectionPoolDataSource(javax.sql.DataSource underlyingDataSource)
           
 
Method Summary
 java.sql.Connection getConnection()
           
 java.sql.Connection getConnection(java.lang.String username, java.lang.String password)
           
 int getLoginTimeout()
           
 java.io.PrintWriter getLogWriter()
           
 boolean isWrapperFor(java.lang.Class<?> iface)
           
 void setLoginTimeout(int timeout)
           
 void setLogWriter(java.io.PrintWriter printWriter)
           
<T> T
unwrap(java.lang.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(javax.sql.DataSource underlyingDataSource)
Method Detail

getConnection

public java.sql.Connection getConnection()
                                  throws java.sql.SQLException
Specified by:
getConnection in interface javax.sql.DataSource
Throws:
java.sql.SQLException

getConnection

public java.sql.Connection getConnection(java.lang.String username,
                                         java.lang.String password)
                                  throws java.sql.SQLException
Specified by:
getConnection in interface javax.sql.DataSource
Throws:
java.sql.SQLException

getLogWriter

public java.io.PrintWriter getLogWriter()
                                 throws java.sql.SQLException
Specified by:
getLogWriter in interface javax.sql.CommonDataSource
Throws:
java.sql.SQLException

setLogWriter

public void setLogWriter(java.io.PrintWriter printWriter)
                  throws java.sql.SQLException
Specified by:
setLogWriter in interface javax.sql.CommonDataSource
Throws:
java.sql.SQLException

setLoginTimeout

public void setLoginTimeout(int timeout)
                     throws java.sql.SQLException
Specified by:
setLoginTimeout in interface javax.sql.CommonDataSource
Throws:
java.sql.SQLException

getLoginTimeout

public int getLoginTimeout()
                    throws java.sql.SQLException
Specified by:
getLoginTimeout in interface javax.sql.CommonDataSource
Throws:
java.sql.SQLException

unwrap

public <T> T unwrap(java.lang.Class<T> iface)
         throws java.sql.SQLException
Specified by:
unwrap in interface java.sql.Wrapper
Throws:
java.sql.SQLException

isWrapperFor

public boolean isWrapperFor(java.lang.Class<?> iface)
                     throws java.sql.SQLException
Specified by:
isWrapperFor in interface java.sql.Wrapper
Throws:
java.sql.SQLException


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