001// ***************************************************************************************************************************
002// * Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements.  See the NOTICE file *
003// * distributed with this work for additional information regarding copyright ownership.  The ASF licenses this file        *
004// * to you under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance            *
005// * with the License.  You may obtain a copy of the License at                                                              *
006// *                                                                                                                         *
007// *  http://www.apache.org/licenses/LICENSE-2.0                                                                             *
008// *                                                                                                                         *
009// * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an  *
010// * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the License for the        *
011// * specific language governing permissions and limitations under the License.                                              *
012// ***************************************************************************************************************************
013package org.apache.juneau.http;
014
015/**
016 * Category of headers that consist of a single entity validator value.
017 * 
018 * <p>
019 * <h5 class='figure'>Example</h5>
020 * <p class='bcode'>
021 *    ETag: "xyzzy"
022 * </p>
023 * 
024 * <h5 class='section'>See Also:</h5>
025 * <ul class='doctree'>
026 *    <li class='extlink'><a class='doclink' href='https://www.w3.org/Protocols/rfc2616/rfc2616.html'>Hypertext Transfer Protocol -- HTTP/1.1</a>
027 * </ul>
028 */
029public class HeaderEntityValidator {
030
031   private final EntityValidator value;
032
033   /**
034    * Constructor.
035    * 
036    * @param value The raw header value.
037    */
038   protected HeaderEntityValidator(String value) {
039      this.value = new EntityValidator(value);
040   }
041
042   /**
043    * Returns this header value as a {@link EntityValidator} object.
044    * 
045    * @return this header value as a {@link EntityValidator} object.
046    */
047   public EntityValidator asValidator() {
048      return value;
049   }
050
051   @Override /* Object */
052   public String toString() {
053      return value.toString();
054   }
055}