THRIFT-1954 Allow for a separate connection timeout value

 This closes #472

 commit 0548c01742d8fd3a55de1d516c7911720c08debc
 Author: Roshan George <roshan@arjie.com>
 Date: 2015-04-30T07:07:56Z

 Make it possible to use separate socket and connection timeouts
diff --git a/lib/java/src/org/apache/thrift/transport/TSocket.java b/lib/java/src/org/apache/thrift/transport/TSocket.java
index c340dd2..bc44209 100644
--- a/lib/java/src/org/apache/thrift/transport/TSocket.java
+++ b/lib/java/src/org/apache/thrift/transport/TSocket.java
@@ -53,9 +53,14 @@
   private int port_ = 0;
 
   /**
-   * Socket timeout
+   * Socket timeout - read timeout on the socket
    */
-  private int timeout_ = 0;
+  private int socketTimeout_ = 0;
+
+  /**
+   * Connection timeout
+   */
+  private int connectTimeout_ = 0;
 
   /**
    * Constructor that takes an already created socket.
@@ -101,12 +106,27 @@
    *
    * @param host    Remote host
    * @param port    Remote port
-   * @param timeout Socket timeout
+   * @param timeout Socket timeout and connection timeout
    */
   public TSocket(String host, int port, int timeout) {
+    this(host, port, timeout, timeout);
+  }
+
+  /**
+   * Creates a new unconnected socket that will connect to the given host
+   * on the given port, with a specific connection timeout and a
+   * specific socket timeout.
+   *
+   * @param host            Remote host
+   * @param port            Remote port
+   * @param socketTimeout   Socket timeout
+   * @param connectTimeout  Connection timeout
+   */
+  public TSocket(String host, int port, int socketTimeout, int connectTimeout) {
     host_ = host;
     port_ = port;
-    timeout_ = timeout;
+    socketTimeout_ = socketTimeout;
+    connectTimeout_ = connectTimeout;
     initSocket();
   }
 
@@ -119,19 +139,38 @@
       socket_.setSoLinger(false, 0);
       socket_.setTcpNoDelay(true);
       socket_.setKeepAlive(true);
-      socket_.setSoTimeout(timeout_);
+      socket_.setSoTimeout(socketTimeout_);
     } catch (SocketException sx) {
       LOGGER.error("Could not configure socket.", sx);
     }
   }
 
   /**
+   * Sets the socket timeout and connection timeout.
+   *
+   * @param timeout Milliseconds timeout
+   */
+  public void setTimeout(int timeout) {
+    this.setConnectTimeout(timeout);
+    this.setSocketTimeout(timeout);
+  }
+
+  /**
+   * Sets the time after which the connection attempt will time out
+   *
+   * @param timeout Milliseconds timeout
+   */
+  public void setConnectTimeout(int timeout) {
+    connectTimeout_ = timeout;
+  }
+
+  /**
    * Sets the socket timeout
    *
    * @param timeout Milliseconds timeout
    */
-  public void setTimeout(int timeout) {
-    timeout_ = timeout;
+  public void setSocketTimeout(int timeout) {
+    socketTimeout_ = timeout;
     try {
       socket_.setSoTimeout(timeout);
     } catch (SocketException sx) {
@@ -179,7 +218,7 @@
     }
 
     try {
-      socket_.connect(new InetSocketAddress(host_, port_), timeout_);
+      socket_.connect(new InetSocketAddress(host_, port_), connectTimeout_);
       inputStream_ = new BufferedInputStream(socket_.getInputStream(), 1024);
       outputStream_ = new BufferedOutputStream(socket_.getOutputStream(), 1024);
     } catch (IOException iox) {