Package no.priv.bang.jdbc.datasourceproxy

Class DataSourceProxy

java.lang.Object

no.priv.bang.jdbc.datasourceproxy.DataSourceProxy

All Implemented Interfaces:

Wrapper, CommonDataSource, DataSource

public class DataSourceProxy
extends Object
implements DataSource

This is class implements DataSource and is a proxy for another DataSource that is set with the setWrappedDataSource(DataSource) method. All DataSource methods are delegated to the wrapped datasource. A usecase for this proxy is where you have a DataSource OSGi service with a given service name, and wish to use that service with a different service name.

Field Summary

Fields

Modifier and Type	Field	Description
private DataSource	wrappedDataSource

Constructor Summary

Constructors

Constructor	Description
DataSourceProxy()

Method Summary

Modifier and Type	Method	Description
Connection	getConnection()
Connection	getConnection(String username, String password)
int	getLoginTimeout()
PrintWriter	getLogWriter()
Logger	getParentLogger()
boolean	isWrapperFor(Class<?> clazz)
void	setLoginTimeout(int timeoutInSeconds)
void	setLogWriter(PrintWriter logwriter)
void	setWrappedDataSource(DataSource wrappedDataSource)	Sets the DataSource that all methods delegate to
<T> T	unwrap(Class<T> iface)

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.sql.CommonDataSource

createShardingKeyBuilder

Methods inherited from interface javax.sql.DataSource

createConnectionBuilder

Field Detail

wrappedDataSource

private DataSource wrappedDataSource

Constructor Detail

DataSourceProxy

public DataSourceProxy()

Method Detail

setWrappedDataSource

public void setWrappedDataSource(DataSource wrappedDataSource)

Sets the DataSource that all methods delegate to

Parameters:

wrappedDataSource - is the DataSource instance implementing everything

setLogWriter

public void setLogWriter(PrintWriter logwriter)
                  throws SQLException

Specified by:

setLogWriter in interface CommonDataSource

Specified by:

setLogWriter in interface DataSource

Throws:

SQLException

getLogWriter

public PrintWriter getLogWriter()
                         throws SQLException

Specified by:

getLogWriter in interface CommonDataSource

Specified by:

getLogWriter in interface DataSource

Throws:

SQLException

setLoginTimeout

public void setLoginTimeout(int timeoutInSeconds)
                     throws SQLException

Specified by:

setLoginTimeout in interface CommonDataSource

Specified by:

setLoginTimeout in interface DataSource

Throws:

SQLException

getLoginTimeout

public int getLoginTimeout()
                    throws SQLException

Specified by:

getLoginTimeout in interface CommonDataSource

Specified by:

getLoginTimeout in interface DataSource

Throws:

SQLException

getParentLogger

public Logger getParentLogger()
                       throws SQLFeatureNotSupportedException

Specified by:

getParentLogger in interface CommonDataSource

Throws:

SQLFeatureNotSupportedException

isWrapperFor

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

Specified by:

isWrapperFor in interface Wrapper

Throws:

SQLException

unwrap

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

Specified by:

unwrap in interface Wrapper

Throws:

SQLException

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