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}