updated to 0.8.5HEADsvn2git-headexternals/loaders/pdj

svn path=/trunk/externals/loaders/pdj/; revision=11874

5 files changed, 180 insertions, 123 deletions

diff --git a/src/java/com/cycling74/net/TcpReceiver.java b/src/java/com/cycling74/net/TcpReceiver.java
index f449517..3de2343 100644
--- a/src/java/com/cycling74/net/TcpReceiver.java
+++ b/src/java/com/cycling74/net/TcpReceiver.java
@@ -1,33 +1,54 @@
 package com.cycling74.net;
 
-import java.lang.reflect.Method;
-import java.net.DatagramPacket;
-import java.net.DatagramSocket;
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.ServerSocket;
+import java.net.Socket;
 
 import com.cycling74.max.Atom;
+import com.cycling74.max.Callback;
 import com.cycling74.max.MaxRuntimeException;
 import com.cycling74.max.MaxSystem;
 
-/** 
- * This portion of code is scheduled for pdj-0.8.5
- * IT IS NOT FUNCTIONAL
+/**
+ * Class wrapper to receive atoms via TCP/IP using the class
+ * TcpSender.
+ *
+ * This class is a work in progress and have been lightly tested.
  */
 public class TcpReceiver implements Runnable {
-	DatagramSocket receiver;
-	DatagramPacket packet;
-	
-	Method callback = null;
-	Object instance;
+    ServerSocket receiver;
+    
+	Callback callback = null;
 	
 	String debugString = null;
-	int port;
+	int port = -1;
 	boolean runnable = true;
 	
+	public TcpReceiver() {
+	    
+	}
+
+    public TcpReceiver(int port) {
+        this.port = port;
+    }
+
+    public TcpReceiver(int port, Object caller, String method) {
+        this.port = port;
+        this.callback = new Callback(caller, method, new Object[] { new Atom[0] });
+    }
+
+	
 	public void close() {
 		if ( receiver == null ) 
 			return;
 		runnable = false;
-		receiver.close();		
+		try {
+            receiver.close();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }		
 	}
 	
 	public int getPort() {
@@ -35,9 +56,17 @@ public class TcpReceiver implements Runnable {
 	}
 	
 	public void setActive(boolean active) {
-		if ( active == false ) {
-			runnable = true;
-			new Thread(this).start();
+	    if ( port == -1 )
+            throw new MaxRuntimeException("No TCP port specified");
+	    
+		if ( active == true ) {
+			try {
+                receiver = new ServerSocket(port);
+            } catch (IOException e) {
+                throw new MaxRuntimeException(e);
+            }
+            runnable = true;
+			new Thread(this, "TcpSender[" + port + "]").start();
 		} else {
 			close();
 		}
@@ -46,8 +75,7 @@ public class TcpReceiver implements Runnable {
 	
 	public void setCallback(Object caller, String methodName) {
 		try {
-			callback = caller.getClass().getDeclaredMethod(methodName, new Class[] { Atom.class });
-			instance = caller;
+		    this.callback = new Callback(caller, methodName, new Object[] { new Atom[0] });
 		} catch (Exception e) {
 			throw new MaxRuntimeException(e);
 		}
@@ -62,22 +90,29 @@ public class TcpReceiver implements Runnable {
 		this.debugString = debugString;
 	}
 	
+	private void parseMessage(BufferedReader reader) throws IOException {
+	    while(runnable) { 
+	        String msg = reader.readLine();
+            if ( debugString != null )
+                MaxSystem.post(debugString + " " + msg);
+        
+            if ( callback != null ) {
+                callback.setArgs(Atom.parse(msg));
+                try {  
+                    callback.execute();
+                } catch( Exception e ) {
+                    e.printStackTrace();
+                }
+            }
+	    }
+	}
+	
 	public void run() {
-		DatagramPacket packet = new DatagramPacket(new byte[4096], 4096);
-		Object callerArgs[] = new Object[1];
-		
 		try {
 			while(runnable) {
-					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();
-					}
+	            Socket socket = receiver.accept();
+	            BufferedReader reader = new BufferedReader(new InputStreamReader(socket.getInputStream()));
+	            parseMessage(reader);
 			}
 		} catch (Exception e) {
 			if ( runnable != false) {
diff --git a/src/java/com/cycling74/net/TcpSender.java b/src/java/com/cycling74/net/TcpSender.java
index 2ba0f67..a092bfb 100644
--- a/src/java/com/cycling74/net/TcpSender.java
+++ b/src/java/com/cycling74/net/TcpSender.java
@@ -1,20 +1,21 @@
 package com.cycling74.net;
 
 import java.io.IOException;
-import java.net.DatagramPacket;
-import java.net.DatagramSocket;
-import java.net.InetSocketAddress;
+import java.net.InetAddress;
+import java.net.Socket;
+import java.net.UnknownHostException;
 
 import com.cycling74.max.Atom;
 import com.cycling74.max.MaxRuntimeException;
 
-/** 
- * This portion of code is scheduled for pdj-0.8.5
- * IT IS NOT FUNCTIONAL
+/**
+ * Class wrapper to send atoms via TCP/IP. The host on the other side
+ * must use TcpReceive to read the sended atoms. 
+ * 
+ * This class is a work in progress and have been lightly tested.
  */
 public class TcpSender {
-	DatagramSocket sender;
-	DatagramPacket packet;
+    InetAddress inetAddress;
 	String address = null;
 	int port = -1;
 	
@@ -22,58 +23,47 @@ public class TcpSender {
 	}
 	
 	public TcpSender(String address, int port) {
-		this.address= address;
+	    setAddress(address);
 		this.port = port;
 	}
 	
 	public void send(Atom args[]) {
-		if ( sender == null )
-			initsocket();
-		
-		byte buff[] = Atom.toOneString(args).getBytes();
-		packet.setData(buff, 0, buff.length);
-		try {
-			sender.send(packet);
-		} catch (IOException e) {
-			throw new MaxRuntimeException(e);
-		}
+		send(Atom.toOneString(args));
 	}
 	
 	public void send(int i) {
-		if ( sender == null )
-			initsocket();
-		
-		byte buff[] = Integer.toString(i).getBytes();
-		packet.setData(buff, 0, buff.length);
-		try {
-			sender.send(packet);
-		} catch (IOException e) {
-			throw new MaxRuntimeException(e);
-		}
+		send(Integer.toString(i));
 	}
 	
 	public void send(float f) {
-		if ( sender == null ) 
-			initsocket();
-		
-		byte buff[] = Float.toString(f).getBytes();
-		packet.setData(buff, 0, buff.length);
-		try {
-			sender.send(packet);
-		} catch (IOException e) {
-			throw new MaxRuntimeException(e);
-		}
+		send(Float.toString(f));
 	}
 
+	public void send(String msg) {
+       if ( address == null )
+            throw new MaxRuntimeException("TcpSender has no active hosts");
+        if ( port == -1 )
+            throw new MaxRuntimeException("TcpSender has no active port");
+	        
+	    try {
+	        Socket sender = new Socket(inetAddress, port);
+	        sender.getOutputStream().write(msg.getBytes());
+	        sender.close();
+	    } catch (IOException e) {
+            throw new MaxRuntimeException(e);
+	    }
+	}
+	
 	public String getAddress() {
 		return address;
 	}
 	
 	public void setAddress(String address) {
-		if ( sender != null ) { 
-			sender = null;
-			sender.close();
-		}
+	    try {
+            inetAddress = InetAddress.getByName(address);
+        } catch (UnknownHostException e) {
+            throw new MaxRuntimeException(e);
+        }
 		this.address = address;
 	}
 	
@@ -82,22 +72,6 @@ public class TcpSender {
 	}
 	
 	public void setPort(int port) {
-		if ( sender != null ) {
-			sender = null;
-			sender.close();
-		}
 		this.port = port;
 	}
-	
-	private synchronized void initsocket() {
-		if ( sender != null )
-			return;
-		try {
-			sender = new DatagramSocket();
-			sender.connect(new InetSocketAddress(address, port));
-			packet = new DatagramPacket(new byte[0], 0);
-		} catch (Exception e) {
-			throw new MaxRuntimeException(e);
-		}
-	}
 }
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) {
diff --git a/src/java/com/cycling74/net/UdpSender.java b/src/java/com/cycling74/net/UdpSender.java
index 6ef7e34..e4c2d53 100644
--- a/src/java/com/cycling74/net/UdpSender.java
+++ b/src/java/com/cycling74/net/UdpSender.java
@@ -8,9 +8,11 @@ import java.net.InetAddress;
 import com.cycling74.max.Atom;
 import com.cycling74.max.MaxRuntimeException;
 
-/** 
- * This portion of code is scheduled for pdj-0.8.5
- * IT IS NOT FUNCTIONAL
+/**
+ * Class wrapper to send atoms via UDP/IP. The host on the other side
+ * must use UdpReceive to read the sended atoms. 
+ * 
+ * This class is a work in progress and have been lightly tested.
  */
 public class UdpSender {
     InetAddress inetAddress;
@@ -23,6 +25,11 @@ public class UdpSender {
 	public UdpSender() {
 	}
 	
+	/**
+	 * Create a UpdSender.
+	 * @param address the hostname/ip address of the host to reach
+	 * @param port the UDP port to use
+	 */
 	public UdpSender(String address, int port) {
 		this.address = address;
 		this.port = port;
@@ -41,22 +48,45 @@ public class UdpSender {
 		send(Float.toString(f).getBytes());
 	}
 
+	public void send(String msg, Atom args[]) {
+        send((msg + " " + Atom.toOneString(args)).getBytes());
+	}
+	
+	/**
+	 * Returns the hostname/ip address to reach.
+	 * @return hostname/ip address to reach
+	 */
 	public String getAddress() {
 		return address;
 	}
 	
+	/**
+	 * Sets hostname/ip address to reach.
+	 * @param address hostname/ip address to reach
+	 */
+	
 	public void setAddress(String address) {
 		this.address = address;
-		initsocket();
+		if ( port != -1 )
+		    initsocket();
 	}
 	
+	/**
+	 * Returns the UDP port to use.
+	 * @return the UDP port to use
+	 */
 	public int getPort() {
 		return port;
 	}
 	
+    /**
+     * Sets the UDP port to use.
+     * @param port the UDP port to use
+     */
 	public void setPort(int port) {
 		this.port = port;
-		initsocket();
+		if ( address != null )
+		    initsocket();
 	}
 	
 	synchronized void initsocket() {
@@ -71,14 +101,13 @@ public class UdpSender {
 
 	void send(byte buff[]) {
 	    if ( sender == null )
-	        throw new MaxRuntimeException("UdpSender is not initialized");
-
+	        throw new MaxRuntimeException("UdpSender: UPD port or address is missing");
+	    
 	    try {
 	        DatagramPacket packet = new DatagramPacket(buff, buff.length, inetAddress, port);
 	        sender.send(packet);
 	    } catch (IOException e) {
 	        throw new MaxRuntimeException(e);
 	    }
-
 	}
 }
diff --git a/src/java/com/cycling74/net/package.html b/src/java/com/cycling74/net/package.html
new file mode 100644
index 0000000..830ac7c
--- /dev/null
+++ b/src/java/com/cycling74/net/package.html
@@ -0,0 +1,5 @@
+<html>
+<body>
+<p>Network utilities for sending atoms.</p>
+</body>
+</html>
\ No newline at end of file