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/*
 * Copyright (c) 1997-2018 Oracle and/or its affiliates. All rights reserved.
 * Copyright 2004 The Apache Software Foundation
 *
 * 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
 *
 *     http://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.apache.taglibs.standard.tag.common.core;

/**
 * Interface for tag handlers implementing valid parent tags for
 * <c:param>.
 *
 * @author Shawn Bayern
 */

public interface ParamParent {

    /**
     * Adds a parameter to this tag's URL.  The intent is that the
     * <param> subtag will call this to register URL parameters.
     * Assumes that 'name' and 'value' are appropriately encoded and do
     * not contain any meaningful metacharacters; in order words, escaping
     * is the responsibility of the caller.
     *
     * @see ParamSupport
     */
    void addParameter(String name, String value);

}