001/*
002 * Copyright 2002-2018 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      https://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.springframework.web.socket.config.annotation;
018
019import java.util.List;
020
021import org.springframework.messaging.converter.MessageConverter;
022import org.springframework.messaging.handler.invocation.HandlerMethodArgumentResolver;
023import org.springframework.messaging.handler.invocation.HandlerMethodReturnValueHandler;
024import org.springframework.messaging.simp.config.ChannelRegistration;
025import org.springframework.messaging.simp.config.MessageBrokerRegistry;
026
027/**
028 * A convenient abstract base class for {@link WebSocketMessageBrokerConfigurer}
029 * implementations providing empty method implementations for optional methods.
030 *
031 * @author Rossen Stoyanchev
032 * @since 4.0.1
033 * @deprecated as of 5.0 in favor of simply using {@link WebSocketMessageBrokerConfigurer}
034 * which has default methods, made possible by a Java 8 baseline.
035 */
036@Deprecated
037public abstract class AbstractWebSocketMessageBrokerConfigurer implements WebSocketMessageBrokerConfigurer {
038
039        @Override
040        public void configureWebSocketTransport(WebSocketTransportRegistration registration) {
041        }
042
043        @Override
044        public void configureClientInboundChannel(ChannelRegistration registration) {
045        }
046
047        @Override
048        public void configureClientOutboundChannel(ChannelRegistration registration) {
049        }
050
051        @Override
052        public boolean configureMessageConverters(List<MessageConverter> messageConverters) {
053                return true;
054        }
055
056        @Override
057        public void addArgumentResolvers(List<HandlerMethodArgumentResolver> argumentResolvers) {
058        }
059
060        @Override
061        public void addReturnValueHandlers(List<HandlerMethodReturnValueHandler> returnValueHandlers) {
062        }
063
064        @Override
065        public void configureMessageBroker(MessageBrokerRegistry registry) {
066        }
067
068}