From e832ab3c91f01cdb1bd618ffe4a8e00505264d22 Mon Sep 17 00:00:00 2001
From: Michael Koch <konqueror@gmx.de>
Date: Thu, 3 Oct 2002 11:23:33 +0000
Subject: 2002-09-30  Michael Koch  <konqueror@gmx.de>

	* java/net/DatagramSocket.java
	(receive): Check with SecurityManager AFTER the packet is received,
	check if connected to multicast address, documentation added.
	(send): Only check SecurityManager if connected, check address of
	packet to send.
	(connect): Implemented, documentation added.
	* java/net/Inet6Address.java: New file (not added yet to Makefile.am).
	* java/net/InetSocketAddress.java
	(whole file): Reindented.
	(hostname): New attribute.
	(InetSocketAddress): Initialize new attribute.
	(getAddress): Documentation added.
	(getHostName): Documentation added.
	(getPort): Documentation added.
	(hashCode): Documentation added.
	(isUnresolved): Documentation added.
	(toString): Conform to output of JDK 1.4.1, documentation added.
	* java/net/MulticastSocket.java
	(joinGroup): Removed FIXME, documentation added.
	(leaveGroup): Removed FIXME, documentation added.
	(send): Documentation added.
	* java/net/Socket.java
	(inputShutdown): New variable.
	(outputShutdown): New variable.
	(Socket): Initialize new variables.
	(getRemoteSocketAddress): Check if connected.
	(shutdownInput): Set new variable.
	(shutdownOutput): Set new variable.
	(isConnected): New method.
	(isClosed): New method.
	(isInputShutdown): New method.
	(isOutputShutdown): New method.
	* java/net/URLStreamHandler.java
	(URLStreamHandler): New method.
	(openConnection): Added documentation.
	(parseURL): Added documentation.
	(getHostAddress): New method.
	(getDefaultPort): New method.

From-SVN: r57772
---
 libjava/java/net/URLStreamHandler.java | 51 ++++++++++++++++++++++++++++++++--
 1 file changed, 49 insertions(+), 2 deletions(-)

(limited to 'libjava/java/net/URLStreamHandler.java')

diff --git a/libjava/java/net/URLStreamHandler.java b/libjava/java/net/URLStreamHandler.java
index cade4f3..9c6ba25 100644
--- a/libjava/java/net/URLStreamHandler.java
+++ b/libjava/java/net/URLStreamHandler.java
@@ -25,6 +25,19 @@ import java.io.IOException;
 
 public abstract class URLStreamHandler
 {
+  /**
+   * Creates a URLStreamHander
+   */
+  public URLStreamHandler ()
+  {
+  }
+
+  /**
+   * Opens a connection to the object referenced by the URL argument.
+   * This method should be overridden by a subclass.
+   *
+   * @exception IOException If an error occurs
+   */
   protected abstract URLConnection openConnection(URL u)
     throws IOException;
 
@@ -33,8 +46,12 @@ public abstract class URLStreamHandler
    *
    * @param u The URL to parse
    * @param spec The specification to use
-   * @param start FIXME
-   * @param limit FIXME
+   * @param start The character index at which to begin parsing. This is just
+   * past the ':' (if there is one) that specifies the determination of the
+   * protocol name
+   * @param limit The character position to stop parsing at. This is the end
+   * of the string or the position of the "#" character, if present. All
+   * information after the sharp sign indicates an anchor
    */
   protected void parseURL(URL u, String spec, int start, int limit)
   {
@@ -207,6 +224,36 @@ public abstract class URLStreamHandler
   }
 
   /**
+   * Get the IP address of our host. An empty host field or a DNS failure will
+   * result in a null return.
+   */
+  protected InetAddress getHostAddress (URL url)
+  {
+    String hostname = url.getHost ();
+
+    if (hostname == "")
+      return null;
+    
+    try
+      {
+        return InetAddress.getByName (hostname);
+      }
+    catch (UnknownHostException e)
+      {
+	return null;
+      }
+  }
+
+  /**
+   * Returns the default port for a URL parsed by this handler. This method is
+   * meant to be overidden by handlers with default port numbers.
+   */
+  protected int getDefaultPort ()
+  {
+    return -1;
+  }
+
+  /**
    * Converts an URL of a specific protocol to a string
    *
    * @param u The URL to convert
-- 
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