/*
* 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.jackrabbit.core;
import org.apache.jackrabbit.core.state.StaleItemStateException;
import javax.jcr.RepositoryException;
import javax.jcr.Session;
import javax.jcr.Node;
import javax.jcr.InvalidItemStateException;
import javax.transaction.NotSupportedException;
import javax.transaction.SystemException;
import javax.transaction.HeuristicMixedException;
import javax.transaction.HeuristicRollbackException;
import javax.transaction.RollbackException;
/**
* <code>ConcurrentCheckinMixedTransactionTest</code> performs concurrent
* version operations with only some threads using XATransactions.
*/
public class ConcurrentCheckinMixedTransactionTest
extends AbstractConcurrencyTest {
private static final int NUM_THREADS = 10;
private static final int RUN_NUM_SECONDS = 20;
public void testCheckInOut() throws RepositoryException {
final long end = System.currentTimeMillis() + RUN_NUM_SECONDS * 1000;
// tasks with even ids run within transactions
final int[] taskId = new int[1];
runTask(new Task() {
public void execute(Session session, Node test)
throws RepositoryException {
int id;
synchronized (ConcurrentCheckinMixedTransactionTest.this) {
id = taskId[0]++;
}
int i = 0;
while (end > System.currentTimeMillis()) {
UserTransactionImpl uTx = null;
try {
if (id % 2 == 0) {
uTx = new UserTransactionImpl(session);
uTx.begin();
}
Node n = test.addNode("node" + i++);
n.addMixin(mixVersionable);
session.save();
n.checkout();
n.checkin();
if (uTx != null) {
uTx.commit();
}
} catch (NotSupportedException e) {
throw new RepositoryException(e);
} catch (SystemException e) {
throw new RepositoryException(e);
} catch (HeuristicMixedException e) {
throw new RepositoryException(e);
} catch (HeuristicRollbackException e) {
throw new RepositoryException(e);
} catch (RollbackException e) {
Throwable t = e;
do {
t = t.getCause();
if (t instanceof StaleItemStateException) {
break;
}
} while (t != null);
if (t == null) {
throw new RepositoryException(e);
}
} catch (InvalidItemStateException e) {
// try again
}
}
}
}, NUM_THREADS);
}
}