From 1cf5b1661d41c1775a297fb084aa1099272c4571 Mon Sep 17 00:00:00 2001
From: jprocter <Jim Procter>
Date: Fri, 8 Apr 2011 16:10:21 +0000
Subject: [PATCH] imported properties via -props should never be overwritten

---
 src/jalview/bin/Cache.java |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/jalview/bin/Cache.java b/src/jalview/bin/Cache.java
index 75fb618..f77c2f1 100755
--- a/src/jalview/bin/Cache.java
+++ b/src/jalview/bin/Cache.java
@@ -227,6 +227,9 @@ public class Cache
     {
       propertiesFile = System.getProperty("user.home") + File.separatorChar
               + ".jalview_properties";
+    } else {
+      // don't corrupt the file we've been given.
+      propsAreReadOnly = true;
     }
 
     try
-- 
1.7.10.2