/*
    * ====================================================================
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you under the Apache License, Version 2.0 (the
    * "License"); you may not use this file except in compliance
    * with the License.  You may obtain a copy of the License at
   *
   *   http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   *
   */
  package org.apache.http.impl.client.cache;
  
  import java.util.Locale;
  
  import org.apache.http.Header;
  import org.apache.http.HeaderIterator;
  import org.apache.http.HttpEntity;
  import org.apache.http.HttpResponse;
  import org.apache.http.HttpStatus;
  import org.apache.http.HttpVersion;
  import org.apache.http.ProtocolVersion;
  import org.apache.http.StatusLine;
  import org.apache.http.annotation.Contract;
  import org.apache.http.annotation.ThreadingBehavior;
  import org.apache.http.message.AbstractHttpMessage;
  import org.apache.http.message.BasicStatusLine;
  import org.apache.http.params.BasicHttpParams;
  import org.apache.http.params.HttpParams;
  
  /**
   * @since 4.1
   */
  @SuppressWarnings("deprecation")
  @Contract(threading = ThreadingBehavior.IMMUTABLE)
  final class OptionsHttp11Response extends AbstractHttpMessage implements HttpResponse {
  
      private final StatusLine statusLine = new BasicStatusLine(HttpVersion.HTTP_1_1,
              HttpStatus.SC_NOT_IMPLEMENTED, "");
      private final ProtocolVersion version = HttpVersion.HTTP_1_1;
  
      @Override
      public StatusLine getStatusLine() {
          return statusLine;
      }
  
      @Override
      public void setStatusLine(final StatusLine statusline) {
          // No-op on purpose, this class is not going to be doing any work.
      }
  
      @Override
      public void setStatusLine(final ProtocolVersion ver, final int code) {
          // No-op on purpose, this class is not going to be doing any work.
      }
  
      @Override
      public void setStatusLine(final ProtocolVersion ver, final int code, final String reason) {
          // No-op on purpose, this class is not going to be doing any work.
      }
  
      @Override
      public void setStatusCode(final int code) throws IllegalStateException {
          // No-op on purpose, this class is not going to be doing any work.
      }
  
      @Override
      public void setReasonPhrase(final String reason) throws IllegalStateException {
          // No-op on purpose, this class is not going to be doing any work.
      }
  
      @Override
      public HttpEntity getEntity() {
          return null;
      }
  
      @Override
      public void setEntity(final HttpEntity entity) {
          // No-op on purpose, this class is not going to be doing any work.
      }
  
      @Override
      public Locale getLocale() {
          return null;
     }
 
     @Override
     public void setLocale(final Locale loc) {
         // No-op on purpose, this class is not going to be doing any work.
     }
 
     @Override
     public ProtocolVersion getProtocolVersion() {
         return version;
     }
 
     @Override
     public boolean containsHeader(final String name) {
         return this.headergroup.containsHeader(name);
     }
 
     @Override
     public Header[] getHeaders(final String name) {
         return this.headergroup.getHeaders(name);
     }
 
     @Override
     public Header getFirstHeader(final String name) {
         return this.headergroup.getFirstHeader(name);
     }
 
     @Override
     public Header getLastHeader(final String name) {
         return this.headergroup.getLastHeader(name);
     }
 
     @Override
     public Header[] getAllHeaders() {
         return this.headergroup.getAllHeaders();
     }
 
     @Override
     public void addHeader(final Header header) {
         // No-op on purpose, this class is not going to be doing any work.
     }
 
     @Override
     public void addHeader(final String name, final String value) {
         // No-op on purpose, this class is not going to be doing any work.
     }
 
     @Override
     public void setHeader(final Header header) {
         // No-op on purpose, this class is not going to be doing any work.
     }
 
     @Override
     public void setHeader(final String name, final String value) {
         // No-op on purpose, this class is not going to be doing any work.
     }
 
     @Override
     public void setHeaders(final Header[] headers) {
         // No-op on purpose, this class is not going to be doing any work.
     }
 
     @Override
     public void removeHeader(final Header header) {
         // No-op on purpose, this class is not going to be doing any work.
     }
 
     @Override
     public void removeHeaders(final String name) {
         // No-op on purpose, this class is not going to be doing any work.
     }
 
     @Override
     public HeaderIterator headerIterator() {
         return this.headergroup.iterator();
     }
 
     @Override
     public HeaderIterator headerIterator(final String name) {
         return this.headergroup.iterator(name);
     }
 
     @Override
     public HttpParams getParams() {
         if (this.params == null) {
             this.params = new BasicHttpParams();
         }
         return this.params;
     }
 
     @Override
     public void setParams(final HttpParams params) {
         // No-op on purpose, this class is not going to be doing any work.
     }
 }