| /* |
| * 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.oak.plugins.document; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| |
| import org.junit.Test; |
| |
| /** |
| * Performs non-conflicting property updates on DocumentMK with multiple threads. |
| */ |
| public class ConcurrentUpdatesTest extends AbstractMongoConnectionTest { |
| |
| private static final int NUM_WRITERS = 10; |
| |
| private static final int NUM_OPS = 100; |
| |
| @Test |
| public void test() throws Exception { |
| final List<Exception> exceptions = Collections.synchronizedList( |
| new ArrayList<Exception>()); |
| List<Thread> writers = new ArrayList<Thread>(); |
| StringBuilder sb = new StringBuilder(); |
| for (int i = 0; i < NUM_WRITERS; i++) { |
| final String nodeName = "test-" + i; |
| sb.append("+\"").append(nodeName).append("\":{}"); |
| writers.add(new Thread(new Runnable() { |
| @Override |
| public void run() { |
| try { |
| for (int i = 0; i < NUM_OPS; i++) { |
| mk.commit("/" + nodeName, "^\"prop\":" + i, null, null); |
| } |
| } catch (Exception e) { |
| exceptions.add(e); |
| } |
| } |
| })); |
| } |
| mk.commit("/", sb.toString(), null, null); |
| long time = System.currentTimeMillis(); |
| for (Thread t : writers) { |
| t.start(); |
| } |
| for (Thread t : writers) { |
| t.join(); |
| } |
| time = System.currentTimeMillis() - time; |
| // System.out.println(time); |
| for (Exception e : exceptions) { |
| throw e; |
| } |
| } |
| } |