| /** |
| * 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.ipc; |
| |
| import java.io.IOException; |
| import java.lang.reflect.Method; |
| import java.net.InetSocketAddress; |
| |
| import javax.net.SocketFactory; |
| |
| import org.apache.hadoop.classification.InterfaceStability; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.security.UserGroupInformation; |
| import org.apache.hadoop.security.token.SecretManager; |
| import org.apache.hadoop.security.token.TokenIdentifier; |
| |
| /** An RPC implementation. */ |
| @InterfaceStability.Evolving |
| public interface RpcEngine { |
| |
| /** Construct a client-side proxy object. */ |
| Object getProxy(Class<?> protocol, |
| long clientVersion, InetSocketAddress addr, |
| UserGroupInformation ticket, Configuration conf, |
| SocketFactory factory, int rpcTimeout) throws IOException; |
| |
| /** Stop this proxy. */ |
| void stopProxy(Object proxy); |
| |
| /** Expert: Make multiple, parallel calls to a set of servers. */ |
| Object[] call(Method method, Object[][] params, InetSocketAddress[] addrs, |
| UserGroupInformation ticket, Configuration conf) |
| throws IOException, InterruptedException; |
| |
| /** Construct a server for a protocol implementation instance. */ |
| RPC.Server getServer(Class<?> protocol, Object instance, String bindAddress, |
| int port, int numHandlers, boolean verbose, |
| Configuration conf, |
| SecretManager<? extends TokenIdentifier> secretManager |
| ) throws IOException; |
| |
| } |