| /* |
| * 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.slider.server.services.workflow; |
| |
| import org.apache.hadoop.service.AbstractService; |
| import org.apache.hadoop.service.ServiceStateException; |
| |
| import java.util.concurrent.ExecutorService; |
| import java.util.concurrent.Executors; |
| |
| public class MockService extends AbstractService { |
| private final boolean fail; |
| private final int lifespan; |
| private final ExecutorService executorService = |
| Executors.newSingleThreadExecutor(); |
| |
| MockService() { |
| this("mock", false, -1); |
| } |
| |
| MockService(String name, boolean fail, int lifespan) { |
| super(name); |
| this.fail = fail; |
| this.lifespan = lifespan; |
| } |
| |
| @Override |
| protected void serviceStart() throws Exception { |
| //act on the lifespan here |
| if (lifespan > 0) { |
| executorService.submit(new Runnable() { |
| @Override |
| public void run() { |
| try { |
| Thread.sleep(lifespan); |
| } catch (InterruptedException ignored) { |
| |
| } |
| finish(); |
| } |
| }); |
| } else { |
| if (lifespan == 0) { |
| finish(); |
| } else { |
| //continue until told not to |
| } |
| } |
| } |
| |
| void finish() { |
| if (fail) { |
| ServiceStateException e = |
| new ServiceStateException(getName() + " failed"); |
| |
| noteFailure(e); |
| stop(); |
| throw e; |
| } else { |
| stop(); |
| } |
| } |
| |
| } |