org.apache.openjpa.slice.jdbc
Class DistributedDataSource

java.lang.Object
  org.apache.openjpa.lib.jdbc.DelegatingDataSource
      org.apache.openjpa.lib.jdbc.DecoratingDataSource
          org.apache.openjpa.slice.jdbc.DistributedDataSource

All Implemented Interfaces:

java.lang.Iterable<javax.sql.DataSource>, java.sql.Wrapper, javax.sql.CommonDataSource, javax.sql.DataSource, Closeable

public class DistributedDataSource
extends DecoratingDataSource
implements java.lang.Iterable<javax.sql.DataSource>

A virtual datasource that contains many physical datasources.

Author:

Pinaki Poddar

Constructor Summary

DistributedDataSource(java.util.List<javax.sql.DataSource> dataSources)

Method Summary

void	addDataSource(javax.sql.DataSource ds)
protected void	enforceAbstract()
java.sql.Connection	getConnection()
java.sql.Connection	getConnection(java.lang.String username, java.lang.String password)
int	getLoginTimeout()
java.io.PrintWriter	getLogWriter()
java.util.Iterator<javax.sql.DataSource>	iterator()
void	setLoginTimeout(int seconds)
void	setLogWriter(java.io.PrintWriter out)

Methods inherited from class org.apache.openjpa.lib.jdbc.DecoratingDataSource

addDecorator, addDecorators, clearDecorators, getDecorators, newDecoratingDataSource, removeDecorator

Methods inherited from class org.apache.openjpa.lib.jdbc.DelegatingDataSource

appendInfo, close, equals, getDelegate, getInnermostDelegate, hashCode, isWrapperFor, newInstance, toString, unwrap

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

DistributedDataSource

public DistributedDataSource(java.util.List<javax.sql.DataSource> dataSources)

Method Detail

addDataSource

public void addDataSource(javax.sql.DataSource ds)

iterator

public java.util.Iterator<javax.sql.DataSource> iterator()

Specified by:

iterator in interface java.lang.Iterable<javax.sql.DataSource>

getConnection

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

Specified by:

getConnection in interface javax.sql.DataSource

Overrides:

getConnection in class DecoratingDataSource

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

Overrides:

getConnection in class DecoratingDataSource

Throws:

java.sql.SQLException

getLogWriter

public java.io.PrintWriter getLogWriter()
                                 throws java.sql.SQLException

Specified by:

getLogWriter in interface javax.sql.CommonDataSource

Overrides:

getLogWriter in class DelegatingDataSource

Throws:

java.sql.SQLException

getLoginTimeout

public int getLoginTimeout()
                    throws java.sql.SQLException

Specified by:

getLoginTimeout in interface javax.sql.CommonDataSource

Overrides:

getLoginTimeout in class DelegatingDataSource

Throws:

java.sql.SQLException

setLogWriter

public void setLogWriter(java.io.PrintWriter out)
                  throws java.sql.SQLException

Specified by:

setLogWriter in interface javax.sql.CommonDataSource

Overrides:

setLogWriter in class DelegatingDataSource

Throws:

java.sql.SQLException

setLoginTimeout

public void setLoginTimeout(int seconds)
                     throws java.sql.SQLException

Specified by:

setLoginTimeout in interface javax.sql.CommonDataSource

Overrides:

setLoginTimeout in class DelegatingDataSource

Throws:

java.sql.SQLException

enforceAbstract

protected void enforceAbstract()

Specified by:

enforceAbstract in class DelegatingDataSource