From 1ffef51d7c8583df2d98235189aefc8ad830ffc4 Mon Sep 17 00:00:00 2001
From: Fan-Wu Yang <fwy13@uclive.ac.nz>
Date: Wed, 20 Sep 2017 22:07:46 +1200
Subject: [PATCH] Changed local ip detection to use regex

---
 .../java/visualiser/network/HttpMatchBrowserHost.java | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/racevisionGame/src/main/java/visualiser/network/HttpMatchBrowserHost.java b/racevisionGame/src/main/java/visualiser/network/HttpMatchBrowserHost.java
index 1a4792e1..331cc772 100644
--- a/racevisionGame/src/main/java/visualiser/network/HttpMatchBrowserHost.java
+++ b/racevisionGame/src/main/java/visualiser/network/HttpMatchBrowserHost.java
@@ -18,6 +18,7 @@ import java.net.NetworkInterface;
 import java.util.ArrayList;
 import java.util.Enumeration;
 import java.util.List;
+import java.util.regex.Pattern;
 
 /**
  * Creates an Http connection that hosts a game
@@ -39,11 +40,12 @@ public class HttpMatchBrowserHost extends Thread {
         httpClient = HttpClients.createDefault();
 
         Enumeration<NetworkInterface> e = NetworkInterface.getNetworkInterfaces();
-        int count = 0;
+        boolean matches = false;
         String ip = "";
+        Pattern ipPattern = Pattern.compile("192.168.1.*");
         while(e.hasMoreElements())
         {
-            if (count > 3){
+            if (matches){
                 break;
             }
             NetworkInterface n = (NetworkInterface) e.nextElement();
@@ -51,13 +53,12 @@ public class HttpMatchBrowserHost extends Thread {
             while (ee.hasMoreElements())
             {
                 InetAddress i = ee.nextElement();
-                if (count == 3){
+                matches = ipPattern.matcher(i.getHostAddress()).matches();
+                if (matches){
                     ip = i.getHostAddress();
                     //System.out.println(ip);
-                    count++;
                     break;
                 }
-                count++;
             }
         }