doc : add comment

src/main/java/com/mycompany/app/App.java

@@ -1,3 +1,4 @@
+//Main Class
 package com.mycompany.app;
 
 import java.io.BufferedReader;
@@ -120,7 +121,7 @@ public class App {
         }
 
     }
-        
+    //  Find Node    
     public static Node findNode(Vector<Node> nodeVector, Object obj){
         for(int i = 0; i < nodeVector.size(); i++){
             if(nodeVector.elementAt(i).ip.equals((String)obj)){
@@ -130,14 +131,14 @@ public class App {
         }
         return null;
     }
-
+    //  Insert packet value in Node Class
     public static void insertNodeValue(Eips S, Nips D, Packet pkt){
         S.setSourceIp(pkt.eip);
         S.setSourcePort(pkt.eport);
         D.setDestIp(pkt.nip);
         D.setDestPort(pkt.nport);
     }
-
+    //  Insert source & destination ip/port number in Node Class
     public static void insertAddress(Eips S, Nips D, Node N){
         N.source.addElement(S);
         N.destination.addElement(D);

src/main/java/com/mycompany/app/Eips.java

@@ -1,3 +1,4 @@
+//Source Address Class
 package com.mycompany.app;
 class Eips{
     String ip = null;

src/main/java/com/mycompany/app/Nips.java

@@ -1,3 +1,4 @@
+//Destination Address Class
 package com.mycompany.app;
 class Nips{
     String ip=null;

src/main/java/com/mycompany/app/Node.java

@@ -1,10 +1,11 @@
+//Node Class
 package com.mycompany.app;
 
 import java.util.Vector;
 
 class Node {
-    Vector<Eips> source = new Vector<Eips>();
-    Vector<Nips> destination = new Vector<Nips>(); 
+    Vector<Eips> source = new Vector<Eips>();   //  Store Source Address
+    Vector<Nips> destination = new Vector<Nips>();  //  Store Destination Address
     String ip = null; //  ip
 
     double vulnerability = 1/30;   //  inbound value
@@ -14,7 +15,7 @@ class Node {
     long total_pkt = 0;
     long total_bytes = 0;
 
-    Integer total_port_counts;
+    Integer total_port_counts;  //need...?->it can counts source port vector size..
 
     void sumPkt(Object obj){
         total_pkt +=(long)obj;

src/main/java/com/mycompany/app/Packet.java

@@ -1,3 +1,4 @@
+//Packet Class
 package com.mycompany.app;
 class Packet{
     Object nip;