/*
    * ====================================================================
    * 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.conn.scheme;
  
  import java.io.IOException;
  import java.net.InetAddress;
  import java.net.InetSocketAddress;
  import java.net.Socket;
  import java.net.SocketTimeoutException;
  import java.net.UnknownHostException;
  
  import org.apache.http.annotation.Contract;
  import org.apache.http.annotation.ThreadingBehavior;
  import org.apache.http.conn.ConnectTimeoutException;
  import org.apache.http.params.HttpConnectionParams;
  import org.apache.http.params.HttpParams;
  import org.apache.http.util.Args;
  
  /**
   * The default class for creating plain (unencrypted) sockets.
   *
   * @since 4.0
   *
   * @deprecated (4.3) use {@link org.apache.http.conn.socket.PlainConnectionSocketFactory}
   */
  @Contract(threading = ThreadingBehavior.IMMUTABLE)
  @Deprecated
  public class PlainSocketFactory implements SocketFactory, SchemeSocketFactory {
  
      private final HostNameResolver nameResolver;
  
      /**
       * Gets the default factory.
       *
       * @return the default factory
       */
      public static PlainSocketFactory getSocketFactory() {
          return new PlainSocketFactory();
      }
  
      /**
       * @deprecated (4.1) use {@link org.apache.http.conn.DnsResolver}
       */
      @Deprecated
      public PlainSocketFactory(final HostNameResolver nameResolver) {
          super();
          this.nameResolver = nameResolver;
      }
  
      public PlainSocketFactory() {
          super();
          this.nameResolver = null;
      }
  
      /**
       * @param params Optional parameters. Parameters passed to this method will have no effect.
       *               This method will create a unconnected instance of {@link Socket} class
       *               using default constructor.
       *
       * @since 4.1
       */
      @Override
      public Socket createSocket(final HttpParams params) {
          return new Socket();
      }
  
      @Override
      public Socket createSocket() {
          return new Socket();
      }
  
      /**
       * @since 4.1
       */
     @Override
     public Socket connectSocket(
             final Socket socket,
             final InetSocketAddress remoteAddress,
             final InetSocketAddress localAddress,
             final HttpParams params) throws IOException, ConnectTimeoutException {
         Args.notNull(remoteAddress, "Remote address");
         Args.notNull(params, "HTTP parameters");
         Socket sock = socket;
         if (sock == null) {
             sock = createSocket();
         }
         if (localAddress != null) {
             sock.setReuseAddress(HttpConnectionParams.getSoReuseaddr(params));
             sock.bind(localAddress);
         }
         final int connTimeout = HttpConnectionParams.getConnectionTimeout(params);
         final int soTimeout = HttpConnectionParams.getSoTimeout(params);
 
         try {
             sock.setSoTimeout(soTimeout);
             sock.connect(remoteAddress, connTimeout);
         } catch (final SocketTimeoutException ex) {
             throw new ConnectTimeoutException("Connect to " + remoteAddress + " timed out");
         }
         return sock;
     }
 
     /**
      * Checks whether a socket connection is secure.
      * This factory creates plain socket connections
      * which are not considered secure.
      *
      * @param sock      the connected socket
      *
      * @return  {@code false}
      */
     @Override
     public final boolean isSecure(final Socket sock) {
         return false;
     }
 
     /**
      * @deprecated (4.1)  Use {@link #connectSocket(Socket, InetSocketAddress, InetSocketAddress, HttpParams)}
      */
     @Override
     @Deprecated
     public Socket connectSocket(
             final Socket socket,
             final String host, final int port,
             final InetAddress localAddress, final int localPort,
             final HttpParams params) throws IOException, UnknownHostException, ConnectTimeoutException {
         InetSocketAddress local = null;
         if (localAddress != null || localPort > 0) {
             local = new InetSocketAddress(localAddress, localPort > 0 ? localPort : 0);
         }
         final InetAddress remoteAddress;
         if (this.nameResolver != null) {
             remoteAddress = this.nameResolver.resolve(host);
         } else {
             remoteAddress = InetAddress.getByName(host);
         }
         final InetSocketAddress remote = new InetSocketAddress(remoteAddress, port);
         return connectSocket(socket, remote, local, params);
     }
 
 }