ch.bouquet.jpa.util
Class QueryHelper

java.lang.Object
  extended by ch.bouquet.jpa.util.QueryHelper
All Implemented Interfaces:
java.io.Serializable

public class QueryHelper
extends java.lang.Object
implements java.io.Serializable

Copyright (c) 2007, Swiss Federal Institute of Intellectual Property

Version:
$Id: $
Author:
Marc Bouquet
See Also:
Serialized Form

Constructor Summary
QueryHelper()
          Default constructor
 
Method Summary
static void closeEntityManager(javax.persistence.EntityManagerFactory emf, javax.persistence.EntityManager em)
           
static javax.persistence.EntityManager createEntityManager()
          Create EntityManagerFactory for a persistence unit called BFH1.
static javax.persistence.EntityManagerFactory createEntityManagerFactory()
          This method create a entity manager factory
 void delete()
           
static void insert(java.util.List list)
          DOCUMENT ME IN ENGLISH
 void select()
           
 void update()
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

QueryHelper

public QueryHelper()
Default constructor

Method Detail

insert

public static void insert(java.util.List list)
DOCUMENT ME IN ENGLISH

Parameters:
list - List

select

public void select()

update

public void update()

delete

public void delete()

createEntityManagerFactory

public static javax.persistence.EntityManagerFactory createEntityManagerFactory()
This method create a entity manager factory

Returns:
EntityManagerFactory

createEntityManager

public static javax.persistence.EntityManager createEntityManager()
Create EntityManagerFactory for a persistence unit called BFH1. Calling the persistence unit with name "BFH1".

Returns:
EntityManager

closeEntityManager

public static void closeEntityManager(javax.persistence.EntityManagerFactory emf,
                                      javax.persistence.EntityManager em)
Parameters:
emf -
em -


Copyright © 2007 - bouquet dot ch, 3032 Hinterkappelen. All Rights Reserved.