| /* |
| * 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.axiom.testutils.concurrent; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| public class ConcurrentTestUtils { |
| |
| public static void testThreadSafety(Action action) throws Throwable { |
| int threadCount = 10; |
| List<Throwable> results = new ArrayList<>(threadCount); |
| for (int i = 0; i < threadCount; i++) { |
| new Thread( |
| () -> { |
| Throwable result; |
| try { |
| for (int j = 0; j < 1000; j++) { |
| action.execute(); |
| } |
| result = null; |
| } catch (Throwable ex) { |
| result = ex; |
| } |
| synchronized (results) { |
| results.add(result); |
| results.notifyAll(); |
| } |
| }) |
| .start(); |
| } |
| synchronized (results) { |
| while (results.size() < threadCount) { |
| results.wait(); |
| } |
| } |
| for (Throwable result : results) { |
| if (result != null) { |
| throw result; |
| } |
| } |
| } |
| } |