From 5d63b1b2a6968f9c0146e1946b72ca6073370fbe Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?IOhannes=20m=20zm=C3=B6lnig?=
 <zmoelnig@users.sourceforge.net>
Date: Sun, 19 Jul 2009 15:56:13 +0000
Subject: updated to 0.8.5

svn path=/trunk/externals/loaders/pdj/; revision=11874
---
 src/java/com/cycling74/net/UdpReceiver.java | 64 ++++++++++++++++++-----------
 1 file changed, 39 insertions(+), 25 deletions(-)

(limited to 'src/java/com/cycling74/net/UdpReceiver.java')

diff --git a/src/java/com/cycling74/net/UdpReceiver.java b/src/java/com/cycling74/net/UdpReceiver.java
index fd47e25..f7423fd 100644
--- a/src/java/com/cycling74/net/UdpReceiver.java
+++ b/src/java/com/cycling74/net/UdpReceiver.java
@@ -5,24 +5,32 @@ import java.net.DatagramSocket;
 
 import com.cycling74.max.Atom;
 import com.cycling74.max.MaxRuntimeException;
-import com.cycling74.max.MaxSystem;
+//import com.cycling74.max.MaxSystem;
 import com.cycling74.max.Callback;
 
-/** 
- * This portion of code is scheduled for pdj-0.8.5
- * IT IS NOT FUNCTIONAL
+/**
+ * Class wrapper to receive atoms via UDP/IP using the class
+ * UdpSender. 
+ * 
+ * This class is a work in progress and have been lightly tested.
  */
 public class UdpReceiver implements Runnable {
 	DatagramSocket receiver;
 	DatagramPacket packet;
 	
-	Callback callback;
-	
+	Callback callback = null;
 	String debugString = null;
-	int port;
 	boolean runnable = true;
+    int port = -1;
 	
-	public void close() {
+    public UdpReceiver() {
+    }
+    
+    public UdpReceiver(int port) {
+        this.port = port;
+    }
+    
+    public void close() {
 		if ( receiver == null ) 
 			return;
 		runnable = false;
@@ -34,17 +42,23 @@ public class UdpReceiver implements Runnable {
 	}
 	
 	public void setActive(boolean active) {
-		if ( active == false ) {
-			runnable = true;
-			new Thread(this).start();
+		if ( active == true ) {
+		    if ( port == -1 )
+		        throw new MaxRuntimeException("No UDP port specified");
+			try {
+			    receiver = new DatagramSocket(port);
+			} catch ( Exception e ) {
+			    throw new MaxRuntimeException(e);
+			}
+            runnable = true;
+			new Thread(this, "UdpReceiver[" + port + "]").start();
 		} else {
 			close();
 		}
-		
 	}
 	
 	public void setCallback(Object caller, String methodName) {
-	    callback = new Callback(caller, methodName);
+	    callback = new Callback(caller, methodName, new Object[] { new Atom[0] });
 	}
 	
 	public void setPort(int port) {
@@ -57,22 +71,22 @@ public class UdpReceiver implements Runnable {
 	}
 	
 	public void run() {
-		DatagramPacket packet = new DatagramPacket(new byte[4096], 4096);
-		Object callerArgs[] = new Object[1];
-		
 		try {
 			while(runnable) {
+			        DatagramPacket packet = new DatagramPacket(new byte[4096], 4096);
 					receiver.receive(packet);
 					String msg = new String(packet.getData(), 0, packet.getLength());
-					if ( debugString != null )
-						MaxSystem.post(debugString + " " + msg);
-					callerArgs[0] = Atom.parse(msg);
-
-		/*			try {
-						callback.invoke(instance, callerArgs);
-					} catch( Exception e ) {
-						e.printStackTrace();
-					} */
+					//if ( debugString != null )
+					//	MaxSystem.post(debugString + " " + msg);
+					
+					if ( callback != null ) {
+					    callback.setArgs(Atom.parse(msg));
+					    try {
+					        callback.execute();
+					    } catch( Exception e ) {
+					        e.printStackTrace();
+					    }
+					}
 			}
 		} catch (Exception e) {
 			if ( runnable != false) {
-- 
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