org.apache.ode.dao.jpa
Class OpenJPADAO

java.lang.Object
  org.apache.ode.dao.jpa.OpenJPADAO

Direct Known Subclasses:

CorrelatorDAOImpl, EventDAOImpl, MessageExchangeDAOImpl, ProcessDAOImpl, ProcessInstanceDAOImpl, ScopeDAOImpl

public class OpenJPADAO
extends java.lang.Object

Constructor Summary

OpenJPADAO()

Method Summary

protected <T> void	batchUpdateByIds(java.util.Iterator<T> ids, javax.persistence.Query query, java.lang.String parameterName)
protected BPELDAOConnectionImpl	getConn()
protected javax.persistence.EntityManager	getEM()
protected <T> T	getSingleResult(javax.persistence.Query qry) javax.persistence.Query either let you query for a collection or a single value throwing an exception if nothing is found.

Methods inherited from class java.lang.Object

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

Constructor Detail

OpenJPADAO

public OpenJPADAO()

Method Detail

getConn

protected BPELDAOConnectionImpl getConn()

getEM

protected javax.persistence.EntityManager getEM()

getSingleResult

protected <T> T getSingleResult(javax.persistence.Query qry)

javax.persistence.Query either let you query for a collection or a single value throwing an exception if nothing is found. Just a convenient shortcut for single results allowing null values

Parameters:

qry - query to execute

Returns:

whatever you assign it to

batchUpdateByIds

protected <T> void batchUpdateByIds(java.util.Iterator<T> ids,
                                    javax.persistence.Query query,
                                    java.lang.String parameterName)