001/* 002 * Copyright 2002-2012 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.servlet.tags; 018 019/** 020 * Allows implementing tag to utilize nested {@code spring:param} tags. 021 * 022 * @author Scott Andrews 023 * @since 3.0 024 * @see ParamTag 025 */ 026public interface ParamAware { 027 028 /** 029 * Callback hook for nested spring:param tags to pass their value 030 * to the parent tag. 031 * @param param the result of the nested {@code spring:param} tag 032 */ 033 void addParam(Param param); 034 035}