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.rest.response;
014
015import static org.apache.juneau.rest.response.NotModified.*;
016
017import org.apache.juneau.http.annotation.*;
018
019/**
020 * Represents an <c>HTTP 304 Not Modified</c> response.
021 *
022 * <p>
023 * Indicates that the resource has not been modified since the version specified by the request headers If-Modified-Since or If-None-Match.
024 * In such case, there is no need to retransmit the resource since the client still has a previously-downloaded copy.
025 *
026 * @deprecated Use {@link org.apache.juneau.http.response.NotModified}
027 */
028@Response(code=CODE, description=MESSAGE)
029@Deprecated
030public class NotModified extends HttpResponse {
031
032   /** HTTP status code */
033   public static final int CODE = 304;
034
035   /** Default message */
036   public static final String MESSAGE = "Not Modified";
037
038   /** Reusable instance. */
039   public static final NotModified INSTANCE = new NotModified();
040
041   /**
042    * Constructor using HTTP-standard message.
043    */
044   public NotModified() {
045      this(MESSAGE);
046   }
047
048   /**
049    * Constructor using custom message.
050    * @param message Message to send as the response.
051    */
052   public NotModified(String message) {
053      super(message);
054   }
055}