Changeset 1391 for branches/GNU/src/gcc/libjava/java/net/ServerSocket.java

Timestamp:

Apr 27, 2004, 8:39:34 PM (22 years ago)

Author:

bird

Message:

GCC v3.3.3 sources.

Location:

branches/GNU/src/gcc

Files:

• . (modified) (1 prop)
• libjava/java/net/ServerSocket.java (modified) (18 diffs, 1 prop)

branches/GNU/src/gcc

@@ -26 +26 @@
 configure.vr
 configure.vrs
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 Makefile
-dir.info
 lost+found
 update.out

@@ -26 +26 @@
 configure.vr
 configure.vrs
+
 Makefile
-dir.info
 lost+found
 update.out

branches/GNU/src/gcc/libjava/java/net/ServerSocket.java

@@ -39 +39 @@
 
 import java.io.IOException;
+
+
 
 /* Written using on-line Java Platform 1.2 API Specification.
@@ -50 +52 @@
  * server sockets are ready to communicate with one another utilizing
  * whatever application layer protocol they desire.
- * <p>
+ *
  * As with the <code>Socket</code> class, most instance methods of this class 
  * simply redirect their calls to an implementation class.
@@ -59 +61 @@
 public class ServerSocket
 {
-
-  // Class Variables
-
   /**
    * This is the user defined SocketImplFactory, if one is supplied
    */
   private static SocketImplFactory factory;
-
-  // Instance Variables
 
   /**
@@ -76 +73 @@
 
   /**
-   * Private constructor that simply sets the implementation.
-   */
-  private ServerSocket()
+   * ServerSocketChannel of this ServerSocket. This channel only exists
+   * when the socket is created by ServerSocketChannel.open().
+   */
+  private ServerSocketChannel ch;
+
+  private boolean closed = false;
+  
+  /**
+   * Constructor that simply sets the implementation.
+   * 
+   * @exception IOException If an error occurs
+   *
+   * @specnote This constructor is public since JDK 1.4
+   */
+  public ServerSocket() throws IOException
   {
     if (factory != null)
@@ -84 +93 @@
     else
       impl = new PlainSocketImpl();
+
+
   }
 
@@ -94 +105 @@
    * 
    * @exception IOException If an error occurs
+
+
    */
   public ServerSocket (int port)
-    throws java.io.IOException
+    throws IOException
   {
     this(port, 50);
@@ -111 +124 @@
    *
    * @exception IOException If an error occurs
+
+
    */
   public ServerSocket (int port, int backlog)
-    throws java.io.IOException
+    throws IOException
   {
     this(port, backlog, null);
@@ -130 +145 @@
    *
    * @exception IOException If an error occurs
+
+
+
+
    */
   public ServerSocket (int port, int backlog, InetAddress bindAddr)
-    throws java.io.IOException
+    throws IOException
   {
     this();
+
     if (impl == null)
       throw new IOException("Cannot initialize Socket implementation");
@@ -151 +171 @@
 
   /**
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    * This method returns the local address to which this socket is bound
    *
@@ -157 +229 @@
   public InetAddress getInetAddress()
   {
-    return impl.getInetAddress();
+    try
+      {
+        return (InetAddress) impl.getOption (SocketOptions.SO_BINDADDR);
+      }
+    catch (SocketException e)
+      {
+        return null;
+      }
   }
 
@@ -168 +247 @@
   {
     return impl.getLocalPort();
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@@ -176 +270 @@
    *
    * @exception IOException If an error occurs
-   */
-  public Socket accept ()  throws IOException
-  {
+   * @exception SecurityException If a security manager exists and its
+   * checkListen method doesn't allow the operation
+   * @exception IllegalBlockingModeException If this socket has an associated
+   * channel, and the channel is in non-blocking mode
+   * @exception SocketTimeoutException If a timeout was previously set with
+   * setSoTimeout and the timeout has been reached
+   */
+  public Socket accept () throws IOException
+  {
+    if (impl == null)
+      throw new IOException ("Cannot initialize Socket implementation");
+
+    SecurityManager sm = System.getSecurityManager ();
+    if (sm != null)
+      sm.checkListen (impl.getLocalPort ());
+
     Socket s = new Socket();
     implAccept (s);
@@ -193 +300 @@
    *
    * @exception IOException If an error occurs
-   */
-  protected final void implAccept (Socket s)  throws IOException
-  {
+   * @exception IllegalBlockingModeException If this socket has an associated
+   * channel, and the channel is in non-blocking mode
+   *
+   * @since 1.1
+   */
+  protected final void implAccept (Socket s)
+    throws IOException
+  {
+    if (ch != null && !ch.isBlocking())
+      throw new IllegalBlockingModeException();
+            
     impl.accept(s.impl);
   }
@@ -206 +321 @@
   public void close () throws IOException
   {
-    impl.close();
+    if (impl != null)
+      impl.close ();
+
+    if (ch != null)
+      ch.close ();
+    
+    closed = true;
+  }
+
+  /**
+   * Returns the unique ServerSocketChannel object
+   * associated with this socket, if any.
+   *
+   * The socket only has a ServerSocketChannel if its created
+   * by ServerSocketChannel.open.
+   * 
+   * @since 1.4
+   */
+  public ServerSocketChannel getChannel()
+  {
+    return ch;
+  }
+
+  /**
+   * Returns true then the socket is bound, otherwise false
+   * 
+   * @since 1.4
+   */
+  public boolean isBound()
+  {
+    try
+      {
+        Object bindaddr = impl.getOption (SocketOptions.SO_BINDADDR);
+      }
+    catch (SocketException e)
+      {
+        return false;
+      }
+    
+    return true;
+  }
+
+  /**
+   * Returns true if the socket is closed, otherwise false
+   * 
+   * @since 1.4
+   */
+  public boolean isClosed()
+  {
+    return closed;
   }
 
@@ -217 +381 @@
    * @param timeout The new SO_TIMEOUT value
    *
-   * @exception IOException If an error occurs
+   * @exception SocketException If an error occurs
+   *
+   * @since 1.1
    */
   public void setSoTimeout (int timeout) throws SocketException
@@ -236 +402 @@
    *
    * @exception IOException If an error occurs
+
+
    */
   public int getSoTimeout () throws IOException
@@ -248 +416 @@
 
   /**
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    * Returns the value of this socket as a <code>String</code>. 
    *
@@ -254 +508 @@
   public String toString ()
   {
-    return "ServerSocket " + impl.toString();
+    return "ServerSocket" + impl.toString();
   }
 

@@ -26 +26 @@
 configure.vr
 configure.vrs
+
 Makefile
-dir.info
 lost+found
 update.out