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 * Abstract base class for all {@link HeaderItem}s that have a <em>nonce</em> to
021 * allow the browser to check <em>Content Security Policy</em> (CSP) .
022 * 
023 * @author svenmeier
024 */
025public abstract class AbstractCspHeaderItem extends HeaderItem
026{
027        private static final long serialVersionUID = 1L;
028
029        /**
030         * CSP Nonce
031         */
032        private String nonce;
033
034        /**
035         * @return CSP nonce
036         */
037        public String getNonce()
038        {
039                return nonce;
040        }
041
042        /**
043         * Set the CSP nonce
044         * 
045         * @param nonce
046         * @return {@code this} object, for method chaining
047         */
048        public AbstractCspHeaderItem setNonce(String nonce)
049        {
050                this.nonce = nonce;
051                return this;
052        }
053}