org.jboss.seam.framework

Class EntityController

java.lang.Object

org.jboss.seam.framework.Controller

org.jboss.seam.framework.PersistenceController<javax.persistence.EntityManager>

org.jboss.seam.framework.EntityController

All Implemented Interfaces:

Serializable

public class EntityController
extends PersistenceController<javax.persistence.EntityManager>

Base class for controller objects that perform persistence operations using JPA. Adds convenience methods for access to the JPA EntityManager.

Author:

Gavin King

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
EntityController()

Method Summary

Methods

Modifier and Type	Method and Description
protected javax.persistence.Query	createNamedQuery(String name)
protected javax.persistence.Query	createQuery(String ejbql)
protected <T> T	find(Class<T> clazz, Object id)
protected void	flush()
javax.persistence.EntityManager	getEntityManager()
protected String	getPersistenceContextName()
protected <T> T	getReference(Class<T> clazz, Object id)
protected void	lock(Object entity, javax.persistence.LockModeType lockMode)
protected <T> T	merge(T entity)
protected void	persist(Object entity)
protected void	refresh(Object entity)
protected void	remove(Object entity)
void	setEntityManager(javax.persistence.EntityManager entityManager)

Methods inherited from class org.jboss.seam.framework.PersistenceController

getPersistenceContext, setPersistenceContext

Methods inherited from class org.jboss.seam.framework.Controller

addCookie, addFacesMessage, addFacesMessageFromResourceBundle, createValueExpression, createValueExpression, debug, debug, error, error, evaluateValueExpression, evaluateValueExpression, failValidation, fatal, fatal, getApplicationContext, getBusinessProcessContext, getComponentInstance, getComponentInstance, getConversation, getConversationContext, getCookie, getEventContext, getEvents, getFacesContext, getFacesMessages, getIdentity, getLog, getMessages, getMethodContext, getPageContext, getRedirect, getSessionContext, getStatusMessages, getValidator, getValidator, info, info, interpolate, invalidateSession, isTransactionMarkedRollback, raiseAsynchronousEvent, raiseEvent, raiseTransactionSuccessEvent, render, sendHttpError, sendHttpError, trace, trace, validationFailed, validationSucceeded, warn, warn

Methods inherited from class java.lang.Object

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

Constructor Detail

EntityController

public EntityController()

Method Detail

getEntityManager

public javax.persistence.EntityManager getEntityManager()

setEntityManager

public void setEntityManager(javax.persistence.EntityManager entityManager)

getPersistenceContextName

protected String getPersistenceContextName()

Specified by:

getPersistenceContextName in class PersistenceController<javax.persistence.EntityManager>

createNamedQuery

protected javax.persistence.Query createNamedQuery(String name)

createQuery

protected javax.persistence.Query createQuery(String ejbql)

find

protected <T> T find(Class<T> clazz,
         Object id)

flush

protected void flush()

getReference

protected <T> T getReference(Class<T> clazz,
                 Object id)

lock

protected void lock(Object entity,
        javax.persistence.LockModeType lockMode)

merge

protected <T> T merge(T entity)

persist

protected void persist(Object entity)

refresh

protected void refresh(Object entity)

remove

protected void remove(Object entity)