Made a few KadBucket methods private

Changed the comparison of KademliaId to use the hashcode

src/kademlia/core/DefaultConfiguration.java

@@ -14,7 +14,7 @@ public class DefaultConfiguration implements KadConfiguration
     private final static long RESPONSE_TIMEOUT = 1500;
     private final static long OPERATION_TIMEOUT = 3000;
     private final static int CONCURRENCY = 10;
-    private final static int K = 10;
+    private final static int K = 5;
     private final static int RCSIZE = 3;
     private final static int STALE = 1;
     private final static String LOCAL_FOLDER = "kademlia";

src/kademlia/node/KademliaId.java

@@ -95,7 +95,7 @@ public class KademliaId implements Streamable
         if (o instanceof KademliaId)
         {
             KademliaId nid = (KademliaId) o;
-            return Arrays.equals(this.getBytes(), nid.getBytes());
+            return this.hashCode() == nid.hashCode();
         }
         return false;
     }

src/kademlia/node/Node.java

@@ -111,11 +111,11 @@ public class Node implements Streamable
         if (o instanceof Node)
         {
             Node n = (Node) o;
-            if (o == this)
+            if (n == this)
             {
                 return true;
             }
-            return this.getNodeId().equals(((Node) o).getNodeId());
+            return this.getNodeId().equals(n.getNodeId());
         }
         return false;
     }

src/kademlia/routing/KadBucketImpl.java

@@ -142,7 +142,7 @@ public class KadBucketImpl implements KadBucket
         return true;
     }
 
-    public synchronized Contact getFromContacts(Node n)
+    private synchronized Contact getFromContacts(Node n)
     {
         for (Contact c : this.contacts)
         {
@@ -156,7 +156,7 @@ public class KadBucketImpl implements KadBucket
         throw new NoSuchElementException("The contact does not exist in the contacts list.");
     }
 
-    public synchronized Contact removeFromContacts(Node n)
+    private synchronized Contact removeFromContacts(Node n)
     {
         for (Contact c : this.contacts)
         {
@@ -223,7 +223,7 @@ public class KadBucketImpl implements KadBucket
         }
     }
 
-    public synchronized Contact removeFromReplacementCache(Node n)
+    private synchronized Contact removeFromReplacementCache(Node n)
     {
         for (Contact c : this.replacementCache)
         {