From a8a19d4fcc46f8e4753d40e21b69e4df75f11535 Mon Sep 17 00:00:00 2001
From: Scott Jackson <daneren2005@gmail.com>
Date: Sat, 18 Jan 2014 09:49:26 -0800
Subject: Fix not being able to clear out internal IP

---
 src/github/daneren2005/dsub/activity/SettingsActivity.java | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src')

diff --git a/src/github/daneren2005/dsub/activity/SettingsActivity.java b/src/github/daneren2005/dsub/activity/SettingsActivity.java
index b5524ccf..8ec90367 100644
--- a/src/github/daneren2005/dsub/activity/SettingsActivity.java
+++ b/src/github/daneren2005/dsub/activity/SettingsActivity.java
@@ -615,6 +615,11 @@ public class SettingsActivity extends PreferenceActivity implements SharedPrefer
 				public boolean onPreferenceChange(Preference preference, Object value) {
 					try {
 						String url = (String) value;
+						// Allow blank internal IP address
+						if("".equals(url) || url == null) {
+							return true;
+						}
+
 						new URL(url);
 						if (url.contains(" ") || url.contains("@") || url.contains("_")) {
 							throw new Exception();
-- 
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