| /* |
| * TestEfficientAttach.java |
| * |
| * Created on September 29, 2006, 6:00 PM |
| * |
| * To change this template, choose Tools | Template Manager |
| * and open the template in the editor. |
| */ |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.openjpa.persistence.jdbc.kernel; |
| |
| |
| import org.apache.openjpa.persistence.jdbc.common.apps.*; |
| |
| |
| import java.lang.annotation.Annotation; |
| import junit.framework.*; |
| import javax.persistence.EntityManager; |
| import javax.persistence.EntityManagerFactory; |
| import org.apache.openjpa.persistence.OpenJPAEntityManagerFactory; |
| import org.apache.openjpa.persistence.OpenJPAEntityManager; |
| import org.apache.openjpa.persistence.OpenJPAEntityManagerFactorySPI; |
| import org.apache.openjpa.meta.MetaDataRepository; |
| import org.apache.openjpa.persistence.OpenJPAPersistence; |
| import org.apache.openjpa.persistence.OpenJPAEntityManagerSPI; |
| import org.apache.openjpa.jdbc.conf.JDBCConfiguration; |
| import org.apache.openjpa.meta.ClassMetaData; |
| |
| public class TestEfficientAttach extends TestSQLListenerTestCase { |
| |
| |
| // private boolean = true;//Boolean.valueOf(bool); |
| |
| /** Creates a new instance of TestEfficientAttach */ |
| public TestEfficientAttach(String name) |
| { |
| super(name); |
| } |
| |
| public void testAttachWithDetachedStateManager() { |
| Class[] clss = new Class[]{ |
| AttachA.class, AttachB.class, AttachC.class, AttachD.class, |
| AttachE.class, AttachF.class, |
| }; |
| String[] detachedStateFields = new String[clss.length]; |
| |
| // null any declared detached state fields so we know we're using |
| // synthetic state managers |
| EntityManager em= currentEntityManager(); |
| OpenJPAEntityManager kem = OpenJPAPersistence.cast (em); |
| JDBCConfiguration conf = (JDBCConfiguration) ((OpenJPAEntityManagerSPI) kem).getConfiguration(); |
| |
| MetaDataRepository repos = conf.getMappingRepositoryInstance(); |
| ClassMetaData meta; |
| for (int i = 0; i < clss.length; i++) { |
| meta = repos.getMetaData(clss[i], null, true); |
| detachedStateFields[i] = meta.getDetachedState(); |
| meta.setDetachedState(null); |
| |
| deleteAll(clss[i]); |
| } |
| |
| try { |
| attachTest(); |
| } finally { |
| // set detached state back |
| for (int i = 0; i < clss.length; i++) |
| repos.getMetaData(clss[i], null, true).setDetachedState |
| (detachedStateFields[i]); |
| } |
| } |
| |
| private void attachTest() { |
| OpenJPAEntityManager pm =(OpenJPAEntityManager) currentEntityManager(); |
| startTx(pm);; |
| AttachE e = new AttachE(); |
| e.setB(new AttachB()); |
| pm.persist(e); |
| endTx(pm);; |
| //FIXME jthomas - could not find equivalent for detachCopy() attachCopy() etc |
| /* |
| e = (AttachE) pm.detachCopy(e); |
| pm.close(); |
| |
| pm = getPM(); |
| pm.begin(); |
| sql.clear(); |
| e = (AttachE) pm.attachCopy(e, false); |
| assertNotNull(e); |
| assertNotNull(e.getB()); |
| assertSize(0, sql); |
| pm.commit(); |
| assertSize(2, sql); |
| pm.close(); |
| */ |
| } |
| |
| |
| public static void main(String[] args) { |
| //main(); |
| } |
| |
| } |