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
015import org.apache.juneau.http.annotation.*;
016
017/**
018 * Category of headers that consist of a single long value.
019 *
020 * <p>
021 * <h5 class='figure'>Example</h5>
022 * <p class='bcode w800'>
023 *    Content-Length: 300
024 * </p>
025 *
026 * <ul class='seealso'>
027 *    <li class='extlink'>{@doc RFC2616}
028 * </ul>
029 */
030@Header(type="integer",format="int64")
031public class HeaderLong {
032
033   private final Long value;
034
035   /**
036    * Constructor.
037    *
038    * @param value The raw header value.
039    */
040   protected HeaderLong(String value) {
041      long _value = 0;
042      try {
043         _value = Long.parseLong(value);
044      } catch (NumberFormatException e) {
045      }
046      this.value = _value;
047   }
048
049   /**
050    * Constructor.
051    *
052    * @param value The parsed header value.
053    */
054   protected HeaderLong(Long value) {
055      this.value = value;
056   }
057
058   /**
059    * Returns this header as a simple string value.
060    *
061    * <p>
062    * Functionally equivalent to calling {@link #toString()}.
063    *
064    * @return This header as a simple string.
065    */
066   public long asLong() {
067      return value;
068   }
069
070   @Override /* Object */
071   public String toString() {
072      return String.valueOf(value);
073   }
074}