/******************************************************************************* | |
* 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.clientserver; | |
import org.eclipse.persistence.testing.framework.*; | |
import org.eclipse.persistence.sessions.*; | |
import org.eclipse.persistence.exceptions.*; | |
public class ClientServerReadingDeadlockTest extends org.eclipse.persistence.testing.framework.AutoVerifyTestCase { | |
protected DatabaseLogin login; | |
protected Client2[] policyClients; | |
protected Client2[] policyHolderClients; | |
protected Server server; | |
private static final int CLIENT_NUM = 200; | |
public ClientServerReadingDeadlockTest() { | |
policyClients = new PolicyClientLock[CLIENT_NUM]; | |
policyHolderClients = new PolicyHolderClient[CLIENT_NUM]; | |
setDescription("The test simulates the deadlock situation when reading the bidirectional objects among multi-thread"); | |
} | |
public void reset() { | |
try { | |
for (int index = 0; index < CLIENT_NUM; index++) { | |
policyHolderClients[index].release(); | |
policyClients[index].release(); | |
} | |
this.server.logout(); | |
getDatabaseSession().logout(); | |
getDatabaseSession().login(); | |
} catch (Exception ex) { | |
if (ex instanceof ValidationException) { | |
this.verify(); | |
} | |
} | |
} | |
public void setup() { | |
try { | |
this.login = (DatabaseLogin)getSession().getLogin().clone(); | |
this.server = new Server(this.login); | |
this.server.serverSession.setSessionLog(getSession().getSessionLog()); | |
this.server.login(); | |
this.server.copyDescriptors(getSession()); | |
for (int index = 0; index < CLIENT_NUM; index++) { | |
policyClients[index] = new PolicyClientLock(this.server, getSession(), "PolicyClientLock" + index); | |
policyHolderClients[index] = new PolicyHolderClient(this.server, getSession(), "PolicyHolderClient" + index); | |
} | |
} catch (Exception ex) { | |
if (ex instanceof ValidationException) { | |
this.verify(); | |
} | |
} | |
} | |
public void test() { | |
try { | |
for (int index = 0; index < CLIENT_NUM; index++) { | |
policyClients[index].start(); | |
policyHolderClients[index].start(); | |
} | |
try { | |
for (int index = 0; index < CLIENT_NUM; index++) { | |
policyClients[index].join(); | |
policyHolderClients[index].join(); | |
} | |
} catch (InterruptedException exception) { | |
TestErrorException testException = new TestErrorException("Client threads are interrupted"); | |
testException.setInternalException(exception); | |
throw testException; | |
} | |
} catch (Exception ex) { | |
if (ex instanceof ValidationException) { | |
this.verify(); | |
} | |
} | |
} | |
public void verify() { | |
try { | |
if (this.server.errorOccured) { | |
throw new TestErrorException("An error occurred on one of the clients, check System.out."); | |
} | |
} catch (Exception ex) { | |
if ((ex instanceof ValidationException) && (((ValidationException)ex).getErrorCode() == 7090)) { | |
} | |
} | |
} | |
} |