Statistics

- Started working on a statistics class to collect Kad statistics

src/kademlia/Statistics.java

@@ -1,7 +1,9 @@
 package kademlia;
 
 /**
- * Class that keeps statistics for a single run
+ * Class that keeps statistics for this Kademlia instance.
+ *
+ * These statistics are temporary and will be lost when Kad is shut down.
  *
  * @author Joshua Kissoon
  * @since 20140505
@@ -9,9 +11,48 @@ package kademlia;
 public class Statistics
 {
 
-    /**
-     * How much data was sent and received by the server over the network
-     */
-    public static long dataSent = 0;
-    public static long dataReceived = 0;
+    /* How much data was sent and received by the server over the network */
+    private long totalDataSent, totalDataReceived;
+
+    
+    {
+        this.totalDataSent = 0;
+        this.totalDataReceived = 0;
+    }
+
+    /**
+     * Used to indicate some data is sent
+     *
+     * @param size The size of the data sent
+     */
+    public void sentData(long size)
+    {
+        this.totalDataSent += size;
+    }
+
+    /**
+     * @return The total data sent
+     */
+    public long getTotalDataSent()
+    {
+        return this.totalDataSent;
+    }
+
+    /**
+     * Used to indicate some data was received
+     *
+     * @param size The size of the data received
+     */
+    public void receivedData(long size)
+    {
+        this.totalDataReceived += size;
+    }
+
+    /**
+     * @return The total data received
+     */
+    public long getTotalDataReceived()
+    {
+        return this.totalDataReceived;
+    }
 }

src/kademlia/core/KadServer.java

@@ -13,7 +13,6 @@ import java.util.Map;
 import java.util.Random;
 import java.util.Timer;
 import java.util.TimerTask;
-import kademlia.Statistics;
 import kademlia.exceptions.KadServerDownException;
 import kademlia.message.Message;
 import kademlia.message.MessageFactory;
@@ -36,7 +35,6 @@ public class KadServer
     private final transient KadConfiguration config;
 
     /* Server Objects */
-    private final int udpPort;
     private final DatagramSocket socket;
     private transient boolean isRunning;
     private final Map<Integer, Receiver> receivers;
@@ -68,7 +66,6 @@ public class KadServer
      */
     public KadServer(int udpPort, MessageFactory mFactory, Node localNode, KadConfiguration config) throws SocketException
     {
-        this.udpPort = udpPort;
         this.config = config;
 
         this.socket = new DatagramSocket(udpPort);
@@ -196,7 +193,7 @@ public class KadServer
                     DatagramPacket packet = new DatagramPacket(buffer, buffer.length);
                     socket.receive(packet);
                     
-                    Statistics.dataReceived += packet.getLength();
+                    //Statistics.dataReceived += packet.getLength();
                     //System.out.println("Received packet of size: " + packet.getLength());
 
                     /* We've received a packet, now handle it */