toolbox.dao
Class ConnectionManagerDataSourceImpl

java.lang.Object
  toolbox.dao.ConnectionManagerDataSourceImpl

All Implemented Interfaces:

ConnectionManager

public class ConnectionManagerDataSourceImpl
extends java.lang.Object
implements ConnectionManager

Abstracts the mechanism of obtaining managed connections from a javax.sql.DataSource instance.

Constructor Summary

ConnectionManagerDataSourceImpl()
Default constructor

Method Summary

void	destroy() Perform cleanup operations.
java.sql.Connection	getConnection() Returns a reference to a pooled connection.
void	init(XMLProperties xmlProps) Initialise the connection manager with the given XMLProperties.
void	releaseConnection(java.sql.Connection connection) Release a connection.

Methods inherited from class java.lang.Object

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

Constructor Detail

ConnectionManagerDataSourceImpl

public ConnectionManagerDataSourceImpl()

Default constructor

Method Detail

init

public void init(XMLProperties xmlProps)
          throws DaoException

Initialise the connection manager with the given XMLProperties.

Lookup a DataSource instance.

Specified by:

init in interface ConnectionManager

Parameters:

xmlProps - XML configuration properties

Throws:

DaoException - if the manager cannot be initialised.

getConnection

public java.sql.Connection getConnection()
                                  throws DaoException

Returns a reference to a pooled connection.

Specified by:

getConnection in interface ConnectionManager

Returns:

A managed connection.

Throws:

DaoException - if a connection cannot be obtained.

releaseConnection

public void releaseConnection(java.sql.Connection connection)

Release a connection.

Specified by:

releaseConnection in interface ConnectionManager

Parameters:

connection - Connection to release

destroy

public void destroy()
             throws DaoException

Perform cleanup operations.

Specified by:

destroy in interface ConnectionManager

Throws:

DaoException - if the manager cannot be destroyed.