spring DelegatingWebSocketConfiguration 源码
spring DelegatingWebSocketConfiguration 代码
文件路径：/spring-websocket/src/main/java/org/springframework/web/socket/config/annotation/DelegatingWebSocketConfiguration.java
/*
* Copyright 2002-2020 the original author or authors.
*
* Licensed 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
*
* https://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.springframework.web.socket.config.annotation;
import java.util.ArrayList;
import java.util.List;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.util.CollectionUtils;
/**
* A variation of {@link WebSocketConfigurationSupport} that detects implementations of
* {@link WebSocketConfigurer} in Spring configuration and invokes them in order to
* configure WebSocket request handling.
*
* @author Rossen Stoyanchev
* @author Sebastien Deleuze
* @since 4.0
*/
@Configuration(proxyBeanMethods = false)
public class DelegatingWebSocketConfiguration extends WebSocketConfigurationSupport {
private final List<WebSocketConfigurer> configurers = new ArrayList<>();
@Autowired(required = false)
public void setConfigurers(List<WebSocketConfigurer> configurers) {
if (!CollectionUtils.isEmpty(configurers)) {
this.configurers.addAll(configurers);
}
}
@Override
protected void registerWebSocketHandlers(WebSocketHandlerRegistry registry) {
for (WebSocketConfigurer configurer : this.configurers) {
configurer.registerWebSocketHandlers(registry);
}
}
}
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