00001 /* 00002 * Copyright (C) 2011 Google Inc. 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); you may not 00005 * use this file except in compliance with the License. You may obtain a copy of 00006 * the License at 00007 * 00008 * http://www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 00012 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 00013 * License for the specific language governing permissions and limitations under 00014 * the License. 00015 */ 00016 00017 package org.ros.node.service; 00018 00019 import org.ros.namespace.GraphName; 00020 00021 import java.net.URI; 00022 00033 public interface ServiceClient<T, S> { 00034 00041 void connect(URI uri); 00042 00052 void call(T request, ServiceResponseListener<S> listener); 00053 00057 GraphName getName(); 00058 00062 void shutdown(); 00063 00067 T newMessage(); 00068 }