com.bea.wli.config.persistence

Class DatabasePersistenceService

java.lang.Object

com.bea.wli.config.persistence.DatabasePersistenceService

All Implemented Interfaces:

PersistenceService

public class DatabasePersistenceService
extends java.lang.Object
implements PersistenceService

Database based implementation of the persistence service.

Constructor Summary

Constructors

Constructor and Description
DatabasePersistenceService(javax.sql.DataSource datasource, java.lang.String prefix) constructor

Method Summary

Modifier and Type	Method and Description
void	createTable() helper method to create the table
void	disposeSession(java.lang.String session) callback to dispose a given session previously created but for which a persistence context has not been created.
java.util.Set<java.lang.String>	getSessions() returns the list of sessions that have been persisted.
void	initialize(ConfigService configService) callback to initialize the persistence service.
PersistenceContext	newContext(ConfigContext context, boolean isLoad) creates a new PersistenceContext for the given ConfigContext.

Methods inherited from class java.lang.Object

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

Constructor Detail

DatabasePersistenceService

public DatabasePersistenceService(javax.sql.DataSource datasource,
                                  java.lang.String prefix)

constructor

Method Detail

initialize

public void initialize(ConfigService configService)
                throws java.lang.Exception

callback to initialize the persistence service. This is called during the config service start sequence.s

Specified by:

initialize in interface PersistenceService

Throws:

java.lang.Exception

getSessions

public java.util.Set<java.lang.String> getSessions()
                                            throws java.lang.Exception

returns the list of sessions that have been persisted. This method is called primarily at initialization time to discover the sessions that had been persisted.

Specified by:

getSessions in interface PersistenceService

Throws:

java.lang.Exception

disposeSession

public void disposeSession(java.lang.String session)

callback to dispose a given session previously created but for which a persistence context has not been created. This may be called during the config service startup phase.

Specified by:

disposeSession in interface PersistenceService

newContext

public PersistenceContext newContext(ConfigContext context,
                                     boolean isLoad)
                              throws java.lang.Exception

creates a new PersistenceContext for the given ConfigContext.

Specified by:

newContext in interface PersistenceService

isLoad - whether the persistence context is created for a session being loaded or created.

Throws:

java.lang.Exception

createTable

public void createTable()

helper method to create the table