/******************************************************************************* | |
* Copyright (c) 1998, 2013 Oracle and/or its affiliates. All rights reserved. | |
* This program and the accompanying materials are made available under the | |
* terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 | |
* which accompanies this distribution. | |
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html | |
* and the Eclipse Distribution License is available at | |
* http://www.eclipse.org/org/documents/edl-v10.php. | |
* | |
* Contributors: | |
* Oracle - initial API and implementation from Oracle TopLink | |
******************************************************************************/ | |
package org.eclipse.persistence.testing.tests.queries.inmemory; | |
import java.util.Vector; | |
import java.util.Enumeration; | |
import org.eclipse.persistence.testing.models.employee.domain.*; | |
import org.eclipse.persistence.queries.*; | |
import org.eclipse.persistence.expressions.*; | |
public class MemoryQueryAcrossManyToManyAcrossOneToManyMapping extends org.eclipse.persistence.testing.framework.AutoVerifyTestCase { | |
protected Employee employee; | |
protected ReadAllQuery queryAll; | |
protected ReadAllQuery queryObjects; | |
protected ReadObjectQuery queryObject; | |
protected java.util.Vector allEmployees; | |
protected java.util.Vector employees; | |
public MemoryQueryAcrossManyToManyAcrossOneToManyMapping() { | |
super(); | |
} | |
public void reset() { | |
//clear the cache. | |
getSession().getIdentityMapAccessor().initializeAllIdentityMaps(); | |
} | |
/** | |
* This tests in-memory query in a convoluted way: across a many to many then a one to one and then a one to many | |
* | |
*/ | |
public void setup() { | |
allEmployees = new Vector(); | |
employees = new Vector(); | |
Vector leaders = new Vector(); | |
queryAll = new ReadAllQuery(); | |
queryAll.setReferenceClass(Employee.class); | |
queryAll.setSelectionCriteria(new ExpressionBuilder().anyOf("projects").get("teamLeader").anyOf("phoneNumbers").get("areaCode").greaterThan("416")); | |
getSession().removeQuery("getAllEmployees"); | |
getSession().addQuery("getAllEmployees", queryAll); | |
allEmployees = getSession().readAllObjects(Employee.class); //BUG215359 test needs to trigger indirection on all employees | |
for (Enumeration enumtr = allEmployees.elements(); enumtr.hasMoreElements();) { | |
Vector projects = ((Employee)enumtr.nextElement()).getProjects(); | |
employees.addAll(projects); | |
//trigger all the value holders of projects | |
} | |
for (Enumeration enumtr = employees.elements(); enumtr.hasMoreElements();) { | |
Employee leader = (Employee)((Project)enumtr.nextElement()).getTeamLeader(); | |
if (leader != null) { | |
leaders.add(leader); | |
} | |
//trigger all the value holders of teamLeaders | |
} | |
for (Enumeration enumtr = leaders.elements(); enumtr.hasMoreElements();) { | |
Vector phones = ((Employee)enumtr.nextElement()).getPhoneNumbers(); | |
Vector allPhones = new Vector(); | |
allPhones.addAll(phones); | |
//trigger all the value holders of phones | |
} | |
} | |
public void test() { | |
//all the employees who are team leaders with phonenumbers having area code greater than 416 should be | |
//in the cache right now. | |
queryObjects = new ReadAllQuery(); | |
queryObjects.setReferenceClass(Employee.class); | |
queryObjects.checkCacheOnly();//read from cache only | |
ExpressionBuilder bldr = new ExpressionBuilder(); | |
Expression exp = bldr.anyOf("projects").get("teamLeader").anyOf("phoneNumbers").get("areaCode").equal("613"); | |
queryObjects.setSelectionCriteria(exp); | |
employees = (Vector)getSession().executeQuery(queryObjects); | |
} | |
} |