| /* |
| * 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.felix.cm.integration.helper; |
| |
| |
| /** |
| * The <code>TestThread</code> class is a base helper class for the |
| * {@link org.apache.felix.cm.integration.ConfigUpdateStressTest}. It implements |
| * basic mechanics to be able to run two task at quasi the same time. |
| * <p> |
| * It is not important to have exact timings because running the tests multiple |
| * times and based on low-level Java VM timings thread execution will in the end |
| * be more or less random. |
| */ |
| abstract class TestThread extends Thread |
| { |
| private final Object flag = new Object(); |
| |
| private volatile boolean notified; |
| |
| |
| @Override |
| public void run() |
| { |
| synchronized ( flag ) |
| { |
| while ( !notified ) |
| { |
| try |
| { |
| flag.wait( 500L ); |
| } |
| catch ( InterruptedException ie ) |
| { |
| // ignore |
| } |
| } |
| } |
| |
| doRun(); |
| } |
| |
| |
| protected abstract void doRun(); |
| |
| |
| public abstract void cleanup(); |
| |
| |
| public void trigger() |
| { |
| synchronized ( flag ) |
| { |
| notified = true; |
| flag.notifyAll(); |
| } |
| } |
| } |