From 30229d5dc6b773754cfe301dac68c8a3bdea2cba Mon Sep 17 00:00:00 2001
From: ray <ray@6335cc39-0255-0410-8fd6-9bcaacd3b74c>
Date: Mon, 6 Jun 2005 20:20:12 +0000
Subject: [PATCH] Don't let a null source string choke up restrictHTML().

git-svn-id: https://samskivert.googlecode.com/svn/trunk@1651 6335cc39-0255-0410-8fd6-9bcaacd3b74c
---
 .../samskivert/src/java/com/samskivert/util/StringUtil.java   | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/projects/samskivert/src/java/com/samskivert/util/StringUtil.java b/projects/samskivert/src/java/com/samskivert/util/StringUtil.java
index 5f63e163..5f442dc7 100644
--- a/projects/samskivert/src/java/com/samskivert/util/StringUtil.java
+++ b/projects/samskivert/src/java/com/samskivert/util/StringUtil.java
@@ -189,6 +189,10 @@ public class StringUtil
      */
     public static String restrictHTML (String src, String[] regexes)
     {
+        if (blank(src)) {
+            return src;
+        }
+
         ArrayList list = new ArrayList();
         list.add(src);
         for (int ii=0, nn = regexes.length; ii < nn; ii++) {