init UDP files

UDPClient.java

+import java.io.*; 
+import java.net.*;
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder; 
+class UDPClient { 
+    public static void main(String args[]) throws Exception {
+        InetAddress localhost = InetAddress.getLocalHost();
+        String hostname = localhost.getHostName();
+
+        /* BufferedReader inFromUser = 
+        new BufferedReader(new InputStreamReader(System.in));  */
+        
+        DatagramSocket clientSocket = new DatagramSocket(); 
+        
+        InetAddress ipAddress = InetAddress.getByName(hostname); 
+        
+        //byte[] sendData = new byte[1024]; 
+        //byte[] receiveData = new byte[1024];
+        
+        byte[] data;
+        DatagramPacket sendPacket;
+        
+        //String sentence = inFromUser.readLine(); 
+        
+        //sendData = sentence.getBytes("UTF-8");
+
+        for(int i = 0; i <= 1000000; i++) {
+            data = ByteBuffer.allocate(4).putInt(i).array(); 
+            
+            sendPacket = new DatagramPacket(data,
+            data.length, ipAddress, 2345);
+
+            clientSocket.send(sendPacket);
+        }
+
+        /* DatagramPacket sendPacket = new DatagramPacket(sendData,
+        sendData.length, ipAddress, 2345); */ 
+        
+        //clientSocket.send(sendPacket);
+        
+        /* DatagramPacket receivePacket = 
+        new DatagramPacket(receiveData, receiveData.length); */ 
+        
+        /* clientSocket.receive(receivePacket); 
+        int rcvLen = receivePacket.getLength();
+        
+        String modifiedSentence = 
+        new String(receivePacket.getData(), 0, rcvLen, "UTF-8");
+        
+        System.out.println("FROM SERVER: " + modifiedSentence); */ 
+        
+        clientSocket.close(); 
+    }
+}
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UDPServer.java

+import java.io.*; 
+import java.net.*;
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder; 
+class UDPServer { 
+    public static void main(String args[]) throws Exception { 
+        DatagramSocket serverSocket = new DatagramSocket(2345); 
+        
+        //byte[] receiveData = new byte[1024]; 
+        //byte[] sendData = new byte[1024];
+
+        byte[] data = new byte[4];
+
+        int i = 0;
+
+        while(true) {
+            DatagramPacket receivePacket = 
+            new DatagramPacket(data, data.length);
+            
+            serverSocket.receive(receivePacket);
+            
+            int rcvLen = receivePacket.getLength();
+
+            int inData = ByteBuffer.wrap(receivePacket.getData(), 0, rcvLen).getInt();
+
+            /* if(inData != i) {
+                System.out.println("Error");
+            } */
+            // Gilt nur zum Testen ob der Server tatsächlich die Zahlen erhält
+            // Also hier print nur die ersten 99 Zahlen :-)
+            /* if(i < 100)
+                System.out.println(inData); */
+
+            if(i != inData)
+                System.out.println(inData);
+
+            /* String sentence = new String(receivePacket.getData(), 0, rcvLen,
+            "UTF-8"); 
+            
+            InetAddress ipAddress = receivePacket.getAddress(); 
+            int port = receivePacket.getPort(); 
+            
+            String capitalizedSentence = sentence.toUpperCase(); 
+            
+            sendData = capitalizedSentence.getBytes("UTF-8"); 
+            DatagramPacket sendPacket = new DatagramPacket(sendData,
+            sendData.length, ipAddress, port); 
+            
+            serverSocket.send(sendPacket);  */
+
+            i++;
+
+            if(i == 1000000)
+                System.out.println("end");
+
+            if(i > 1000000) {
+                i = 0;
+            }
+        }
+    }
+}
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