/*
    * ====================================================================
    * 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.testserver;
  
  import java.io.IOException;
  import java.net.InetSocketAddress;
  import java.net.Socket;
  
  import org.apache.http.ConnectionReuseStrategy;
  import org.apache.http.HttpClientConnection;
  import org.apache.http.HttpException;
  import org.apache.http.HttpHost;
  import org.apache.http.HttpRequest;
  import org.apache.http.HttpResponse;
  import org.apache.http.impl.DefaultBHttpClientConnection;
  import org.apache.http.impl.DefaultConnectionReuseStrategy;
  import org.apache.http.protocol.HttpContext;
  import org.apache.http.protocol.HttpCoreContext;
  import org.apache.http.protocol.HttpProcessor;
  import org.apache.http.protocol.HttpRequestExecutor;
  import org.apache.http.protocol.ImmutableHttpProcessor;
  import org.apache.http.protocol.RequestConnControl;
  import org.apache.http.protocol.RequestContent;
  import org.apache.http.protocol.RequestExpectContinue;
  import org.apache.http.protocol.RequestTargetHost;
  import org.apache.http.protocol.RequestUserAgent;
  
  public class HttpClient {
  
      private final HttpProcessor httpproc;
      private final HttpRequestExecutor httpexecutor;
      private final ConnectionReuseStrategy connStrategy;
      private final HttpCoreContext context;
  
      private volatile int timeout;
  
      public HttpClient(final HttpProcessor httpproc) {
          super();
          this.httpproc = httpproc;
          this.connStrategy = DefaultConnectionReuseStrategy.INSTANCE;
          this.httpexecutor = new HttpRequestExecutor();
          this.context = new HttpCoreContext();
      }
  
      public HttpClient() {
          this(new ImmutableHttpProcessor(
                  new RequestContent(),
                  new RequestTargetHost(),
                  new RequestConnControl(),
                  new RequestUserAgent("TEST-CLIENT/1.1"),
                  new RequestExpectContinue(true)));
      }
  
      public HttpContext getContext() {
          return this.context;
      }
  
      public int getTimeout() {
          return this.timeout;
      }
  
      public void setTimeout(final int timeout) {
          this.timeout = timeout;
      }
  
      public DefaultBHttpClientConnection createConnection() {
          return new LoggingBHttpClientConnection(8 * 1024);
      }
  
      public void connect(final HttpHost host, final DefaultBHttpClientConnection conn) throws IOException {
          final Socket socket = new Socket();
          socket.connect(new InetSocketAddress(host.getHostName(), host.getPort()), this.timeout);
          conn.bind(socket);
          conn.setSocketTimeout(this.timeout);
     }
 
     public HttpResponse execute(
             final HttpRequest request,
             final HttpHost targetHost,
             final HttpClientConnection conn) throws HttpException, IOException {
         this.context.setTargetHost(targetHost);
         this.httpexecutor.preProcess(request, this.httpproc, this.context);
         final HttpResponse response = this.httpexecutor.execute(request, conn, this.context);
         this.httpexecutor.postProcess(response, this.httpproc, this.context);
         return response;
     }
 
     public boolean keepAlive(final HttpResponse response) {
         return this.connStrategy.keepAlive(response, this.context);
     }
 
 }