com.communote.server.core.database.hibernate

Class C3P0DataSourceConnectionProvider

java.lang.Object

com.communote.server.core.database.hibernate.C3P0DataSourceConnectionProvider

All Implemented Interfaces:

org.hibernate.connection.ConnectionProvider

public class C3P0DataSourceConnectionProvider
extends Object
implements org.hibernate.connection.ConnectionProvider

Connection Provider which uses a c3p0 pooled DataSource.

Author:

Communote GmbH - http://www.communote.com/

Constructor Summary

Constructors

Constructor and Description
C3P0DataSourceConnectionProvider()

Method Summary

Modifier and Type	Method and Description
void	close() Close all data sources
void	closeConnection(Connection con)
void	configure(Properties props)
protected DataSource	createDataSource() Create the DataSource from which the connections should be retrieved.
Connection	getConnection()
protected DataSource	getDataSource() Get the datasource for the client
protected DataSource	postDataSourceCreation(DataSource dataSource) Method that is called after DataSource creation to allow further modifications of the DataSource.
boolean	supportsAggressiveRelease()

Methods inherited from class java.lang.Object

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

Constructor Detail

C3P0DataSourceConnectionProvider

public C3P0DataSourceConnectionProvider()

Method Detail

close

public void close()

Close all data sources

Specified by:

close in interface org.hibernate.connection.ConnectionProvider

closeConnection

public void closeConnection(Connection con)
                     throws SQLException

Specified by:

closeConnection in interface org.hibernate.connection.ConnectionProvider

Throws:

SQLException

configure

public void configure(Properties props)
               throws org.hibernate.HibernateException

Specified by:

configure in interface org.hibernate.connection.ConnectionProvider

Throws:

org.hibernate.HibernateException

createDataSource

protected DataSource createDataSource()
                               throws SQLException,
                                      PropertyVetoException

Create the DataSource from which the connections should be retrieved. This implementation creates and configures a c3p0 pooled DataSource which is passed to postDataSourceCreation(DataSource). The result of that method will be returned.

Returns:

the data source

Throws:

SQLException - in case of an error

PropertyVetoException - in case of an error

getConnection

public Connection getConnection()
                         throws SQLException

Specified by:

getConnection in interface org.hibernate.connection.ConnectionProvider

Throws:

SQLException

getDataSource

protected DataSource getDataSource()
                            throws SQLException

Get the datasource for the client

Returns:

the datasource

Throws:

SQLException - in case the datasource could not be created

postDataSourceCreation

protected DataSource postDataSourceCreation(DataSource dataSource)

Method that is called after DataSource creation to allow further modifications of the DataSource. The default implementation will wrap the DataSource into a LazyConnectionDataSourceProxy.

Parameters:

dataSource - the DataSource that was just created

Returns:

the final, lazily connecting DataSource

supportsAggressiveRelease

public boolean supportsAggressiveRelease()

Specified by:

supportsAggressiveRelease in interface org.hibernate.connection.ConnectionProvider