NodeLookupOperation

- Removed the unused error variable

src/kademlia/operation/NodeLookupOperation.java

@@ -40,8 +40,6 @@ public class NodeLookupOperation implements Operation, Receiver
     private final KademliaNode localNode;
     private final KadConfiguration config;
 
-    private boolean error;
-
     private final Message lookupMessage;        // Message sent to each peer
     private final Map<Node, String> nodes;
 
@@ -87,8 +85,6 @@ public class NodeLookupOperation implements Operation, Receiver
     {
         try
         {
-            error = true;
-
             /* Set the local node as already asked */
             nodes.put(this.localNode.getNode(), ASKED);
 
@@ -114,17 +110,6 @@ public class NodeLookupOperation implements Operation, Receiver
                 }
             }
 
-            /**
-             * There is no need to throw an exception here!
-             * If the operation times out means we didn't get replies from all nodes,
-             * so lets just simply return the K-Closest nodes we knoe
-             */
-//            if (error)
-//            {
-//                /* If we still haven't received any responses by then, do a routing timeout */
-//                throw new RoutingException("Node Lookup Timeout.");
-//            }
-
             /* Now after we've finished, we would have an idea of offline nodes, lets update our routing table */
             this.localNode.getRoutingTable().setUnresponsiveContacts(this.getFailedNodes());
 
@@ -182,7 +167,6 @@ public class NodeLookupOperation implements Operation, Receiver
         if (unasked.isEmpty() && this.messagesTransiting.isEmpty())
         {
             /* We have no unasked nodes nor any messages in transit, we're finished! */
-            error = false;
             return true;
         }