spring ArgumentAware 源码
spring ArgumentAware 代码
文件路径：/spring-webmvc/src/main/java/org/springframework/web/servlet/tags/ArgumentAware.java
/*
* Copyright 2002-2015 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.servlet.tags;
import jakarta.servlet.jsp.JspTagException;
import org.springframework.lang.Nullable;
/**
* Allows implementing tag to utilize nested {@code spring:argument} tags.
*
* @author Nicholas Williams
* @since 4.0
* @see ArgumentTag
*/
public interface ArgumentAware {
/**
* Callback hook for nested spring:argument tags to pass their value
* to the parent tag.
* @param argument the result of the nested {@code spring:argument} tag
*/
void addArgument(@Nullable Object argument) throws JspTagException;
}
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