Cleaned up connection close operation.

git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@1829 b35dd754-fafc-0310-a699-88a17e54d16e

source/org/jivesoftware/smack/PacketReader.java

@@ -263,10 +263,10 @@ class PacketReader {
             } while (eventType != parser.END_DOCUMENT && !done);
         }
         catch (Exception e) {
-            // An exception occurred while parsing. Print the error an close the
-            // connection.
-            e.printStackTrace();
             if (!done) {
+                // An exception occurred while parsing. Print the error an close the
+                // connection.
+                e.printStackTrace();
                 connection.close();
             }
         }

source/org/jivesoftware/smack/PacketWriter.java

@@ -148,6 +148,7 @@ class PacketWriter {
 //            stream.append("xmlns:sasl=\"http://www.iana.org/assignments/sasl-mechanisms\" ");
             writer.write(stream.toString());
             writer.flush();
+            stream = null;
             // Write out packets from the queue.
             while (!done) {
                 Packet packet = nextPacket();
@@ -168,8 +169,10 @@ class PacketWriter {
             }
         }
         catch (IOException ioe){
-            ioe.printStackTrace();
+            if (!done) {
-            connection.close();
+                ioe.printStackTrace();
+                connection.close();
+            }
         }
     }
 }

source/org/jivesoftware/smack/XMPPConnection.java

@@ -323,6 +323,11 @@ public class XMPPConnection {
         packetWriter.sendPacket(new Presence(Presence.Type.UNAVAILABLE));
         packetWriter.shutdown();
         packetReader.shutdown();
+        // Wait 100 ms for processes to clean-up, then shutdown.
+        try {
+            Thread.sleep(100);
+        }
+        catch (Exception e) { }
         try {
             socket.close();
         }