001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.wicket.markup.head; 018 019/** 020 * An interface for all HeaderItems which delegate to another HeaderItem and can re-wrap an existing 021 * item. 022 * 023 * @since 6.0 024 */ 025public interface IWrappedHeaderItem 026{ 027 /** 028 * @return the wrapped header item 029 */ 030 HeaderItem getWrapped(); 031 032 /** 033 * Wraps an existing HeaderItem 034 * 035 * @param item 036 * The item to wrap 037 * @return the wrapped header item 038 */ 039 HeaderItem wrap(HeaderItem item); 040}