| /** |
| * 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.server.nodemanager.api.impl.pb.client; |
| |
| import java.io.IOException; |
| |
| import java.lang.reflect.UndeclaredThrowableException; |
| import java.net.InetSocketAddress; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.ipc.RPC; |
| import org.apache.hadoop.yarn.exceptions.YarnRemoteException; |
| import org.apache.hadoop.yarn.ipc.ProtoOverHadoopRpcEngine; |
| import org.apache.hadoop.yarn.proto.LocalizationProtocol.LocalizationProtocolService; |
| import org.apache.hadoop.yarn.server.nodemanager.api.LocalizationProtocol; |
| import org.apache.hadoop.yarn.server.nodemanager.api.protocolrecords.LocalizerHeartbeatResponse; |
| import org.apache.hadoop.yarn.server.nodemanager.api.protocolrecords.LocalizerStatus; |
| import org.apache.hadoop.yarn.server.nodemanager.api.protocolrecords.impl.pb.LocalizerHeartbeatResponsePBImpl; |
| import org.apache.hadoop.yarn.server.nodemanager.api.protocolrecords.impl.pb.LocalizerStatusPBImpl; |
| import static org.apache.hadoop.yarn.proto.YarnServerNodemanagerServiceProtos.LocalizerStatusProto; |
| |
| import com.google.protobuf.ServiceException; |
| |
| public class LocalizationProtocolPBClientImpl implements LocalizationProtocol { |
| |
| private LocalizationProtocolService.BlockingInterface proxy; |
| |
| public LocalizationProtocolPBClientImpl(long clientVersion, InetSocketAddress addr, Configuration conf) throws IOException { |
| RPC.setProtocolEngine(conf, LocalizationProtocolService.BlockingInterface.class, ProtoOverHadoopRpcEngine.class); |
| proxy = (LocalizationProtocolService.BlockingInterface)RPC.getProxy( |
| LocalizationProtocolService.BlockingInterface.class, clientVersion, addr, conf); |
| } |
| |
| @Override |
| public LocalizerHeartbeatResponse heartbeat(LocalizerStatus status) |
| throws YarnRemoteException { |
| LocalizerStatusProto statusProto = ((LocalizerStatusPBImpl)status).getProto(); |
| try { |
| return new LocalizerHeartbeatResponsePBImpl( |
| proxy.heartbeat(null, statusProto)); |
| } catch (ServiceException e) { |
| if (e.getCause() instanceof YarnRemoteException) { |
| throw (YarnRemoteException)e.getCause(); |
| } else if (e.getCause() instanceof UndeclaredThrowableException) { |
| throw (UndeclaredThrowableException)e.getCause(); |
| } else { |
| throw new UndeclaredThrowableException(e); |
| } |
| } |
| } |
| |
| } |