| /** |
| * 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.hadoop.yarn; |
| |
| import org.junit.Assert; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.yarn.conf.YarnConfiguration; |
| import org.apache.hadoop.yarn.exceptions.YarnRuntimeException; |
| import org.apache.hadoop.yarn.factories.RpcClientFactory; |
| import org.apache.hadoop.yarn.factories.RpcServerFactory; |
| import org.apache.hadoop.yarn.factories.impl.pb.RpcClientFactoryPBImpl; |
| import org.apache.hadoop.yarn.factories.impl.pb.RpcServerFactoryPBImpl; |
| import org.apache.hadoop.yarn.factory.providers.RpcFactoryProvider; |
| import org.junit.Test; |
| |
| public class TestRpcFactoryProvider { |
| |
| @Test |
| public void testFactoryProvider() { |
| Configuration conf = new Configuration(); |
| RpcClientFactory clientFactory = null; |
| RpcServerFactory serverFactory = null; |
| |
| |
| clientFactory = RpcFactoryProvider.getClientFactory(conf); |
| serverFactory = RpcFactoryProvider.getServerFactory(conf); |
| Assert.assertEquals(RpcClientFactoryPBImpl.class, clientFactory.getClass()); |
| Assert.assertEquals(RpcServerFactoryPBImpl.class, serverFactory.getClass()); |
| |
| conf.set(YarnConfiguration.IPC_CLIENT_FACTORY_CLASS, "unknown"); |
| conf.set(YarnConfiguration.IPC_SERVER_FACTORY_CLASS, "unknown"); |
| conf.set(YarnConfiguration.IPC_RECORD_FACTORY_CLASS, "unknown"); |
| |
| try { |
| clientFactory = RpcFactoryProvider.getClientFactory(conf); |
| Assert.fail("Expected an exception - unknown serializer"); |
| } catch (YarnRuntimeException e) { |
| } |
| try { |
| serverFactory = RpcFactoryProvider.getServerFactory(conf); |
| Assert.fail("Expected an exception - unknown serializer"); |
| } catch (YarnRuntimeException e) { |
| } |
| |
| conf = new Configuration(); |
| conf.set(YarnConfiguration.IPC_CLIENT_FACTORY_CLASS, "NonExistantClass"); |
| conf.set(YarnConfiguration.IPC_SERVER_FACTORY_CLASS, RpcServerFactoryPBImpl.class.getName()); |
| |
| try { |
| clientFactory = RpcFactoryProvider.getClientFactory(conf); |
| Assert.fail("Expected an exception - unknown class"); |
| } catch (YarnRuntimeException e) { |
| } |
| try { |
| serverFactory = RpcFactoryProvider.getServerFactory(conf); |
| } catch (YarnRuntimeException e) { |
| Assert.fail("Error while loading factory using reflection: [" + RpcServerFactoryPBImpl.class.getName() + "]"); |
| } |
| } |
| } |