spring ReturnValueHandlerConfigurer 源码
spring ReturnValueHandlerConfigurer 代码
文件路径：/spring-messaging/src/main/java/org/springframework/messaging/handler/invocation/reactive/ReturnValueHandlerConfigurer.java
/*
* Copyright 2002-2018 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.messaging.handler.invocation.reactive;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.springframework.util.Assert;
/**
* Assist with configuration for handler method return value handlers.
* At present, it supports only providing a list of custom handlers.
*
* @author Rossen Stoyanchev
* @since 5.2
*/
public class ReturnValueHandlerConfigurer {
private final List<HandlerMethodReturnValueHandler> customHandlers = new ArrayList<>(8);
/**
* Configure custom return value handlers for handler methods.
* @param handlers the handlers to add
*/
public void addCustomHandler(HandlerMethodReturnValueHandler... handlers) {
Assert.notNull(handlers, "'handlers' must not be null");
this.customHandlers.addAll(Arrays.asList(handlers));
}
public List<HandlerMethodReturnValueHandler> getCustomHandlers() {
return this.customHandlers;
}
}
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