| /* |
| * 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.ignite.internal; |
| |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.List; |
| import org.apache.ignite.Ignite; |
| import org.apache.ignite.IgniteException; |
| import org.apache.ignite.compute.ComputeJob; |
| import org.apache.ignite.compute.ComputeJobAdapter; |
| import org.apache.ignite.compute.ComputeJobResult; |
| import org.apache.ignite.compute.ComputeTaskFuture; |
| import org.apache.ignite.compute.ComputeTaskSplitAdapter; |
| import org.apache.ignite.resources.IgniteInstanceResource; |
| import org.apache.ignite.services.Service; |
| import org.apache.ignite.services.ServiceContext; |
| import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; |
| import org.junit.Test; |
| |
| /** |
| * Test cancellation of a job that depends on service. |
| */ |
| public class ComputeJobCancelWithServiceSelfTest extends GridCommonAbstractTest { |
| /** {@inheritDoc} */ |
| @Override protected void afterTest() throws Exception { |
| stopAllGrids(); |
| } |
| |
| /** |
| * @throws Exception If failed. |
| */ |
| @Test |
| public void testJobCancel() throws Exception { |
| Ignite server = startGrid("server"); |
| |
| server.services().deployNodeSingleton("my-service", new MyService()); |
| |
| Ignite client = startClientGrid("client"); |
| |
| ComputeTaskFuture<Integer> fut = client.compute().executeAsync(new MyTask(), null); |
| |
| Thread.sleep(3000); |
| |
| server.close(); |
| |
| assertEquals(42, fut.get().intValue()); |
| } |
| |
| /** */ |
| private static class MyService implements Service { |
| /** */ |
| private volatile boolean cancelled; |
| |
| /** {@inheritDoc} */ |
| @Override public void init(ServiceContext ctx) throws Exception { |
| // No-op. |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void execute(ServiceContext ctx) throws Exception { |
| // No-op. |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void cancel(ServiceContext ctx) { |
| cancelled = true; |
| } |
| |
| /** |
| * @return Response. |
| */ |
| public int hello() { |
| assertFalse("Service already cancelled!", cancelled); |
| |
| return 42; |
| } |
| } |
| |
| /** */ |
| private static class MyTask extends ComputeTaskSplitAdapter<Object, Integer> { |
| /** {@inheritDoc} */ |
| @Override protected Collection<? extends ComputeJob> split(int gridSize, Object arg) { |
| return Collections.singletonList(new ComputeJobAdapter() { |
| @IgniteInstanceResource |
| private Ignite ignite; |
| |
| @Override public Object execute() throws IgniteException { |
| MyService svc = ignite.services().service("my-service"); |
| |
| while (!isCancelled()) { |
| try { |
| Thread.sleep(1000); |
| |
| svc.hello(); |
| } |
| catch (InterruptedException ignored) { |
| // No-op. |
| } |
| } |
| |
| assertTrue(isCancelled()); |
| |
| return svc.hello(); |
| } |
| }); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public Integer reduce(List<ComputeJobResult> results) { |
| assertEquals(1, results.size()); |
| |
| return results.get(0).getData(); |
| } |
| } |
| } |