From e2aa580f7e1c47725711ca5e5bbd21aa2b86610e Mon Sep 17 00:00:00 2001
From: John Hurliman <jhurliman@jhurliman.org>
Date: Tue, 27 Oct 2009 18:34:15 +0000
Subject: [PATCH] Basic sanity checking in UUID.TryParse() to avoid throwing
 and catching exceptions for most failed parses. Improves the speed of
 UUID.TryParse() when false is returned

git-svn-id: http://libopenmetaverse.googlecode.com/svn/libopenmetaverse/trunk@3179 52acb1d6-8a22-11de-b505-999d5b087335
---
 OpenMetaverseTypes/UUID.cs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/OpenMetaverseTypes/UUID.cs b/OpenMetaverseTypes/UUID.cs
index 11cfc812..b7205508 100644
--- a/OpenMetaverseTypes/UUID.cs
+++ b/OpenMetaverseTypes/UUID.cs
@@ -218,7 +218,9 @@ namespace OpenMetaverse
         /// <example>UUID.TryParse("11f8aa9c-b071-4242-836b-13b7abe0d489", result)</example>
         public static bool TryParse(string val, out UUID result)
         {
-            if (String.IsNullOrEmpty(val))
+            if (String.IsNullOrEmpty(val) ||
+                (val[0] == '{' && val.Length != 38) ||
+                (val.Length != 36 && val.Length != 32))
             {
                 result = UUID.Zero;
                 return false;