From 4e9914b55de7ffae426cae575a17a09817208542 Mon Sep 17 00:00:00 2001
From: shaper <shaper@6335cc39-0255-0410-8fd6-9bcaacd3b74c>
Date: Sun, 3 Feb 2002 02:07:26 +0000
Subject: [PATCH] Return the empty string for a null byte array in hexlate().

git-svn-id: https://samskivert.googlecode.com/svn/trunk@555 6335cc39-0255-0410-8fd6-9bcaacd3b74c
---
 .../src/java/com/samskivert/util/StringUtil.java         | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/projects/samskivert/src/java/com/samskivert/util/StringUtil.java b/projects/samskivert/src/java/com/samskivert/util/StringUtil.java
index ec16bb7b..85fe2561 100644
--- a/projects/samskivert/src/java/com/samskivert/util/StringUtil.java
+++ b/projects/samskivert/src/java/com/samskivert/util/StringUtil.java
@@ -1,5 +1,5 @@
 //
-// $Id: StringUtil.java,v 1.22 2002/02/02 09:51:19 mdb Exp $
+// $Id: StringUtil.java,v 1.23 2002/02/03 02:07:26 shaper Exp $
 //
 // samskivert library - useful routines for java programs
 // Copyright (C) 2001 Michael Bayne
@@ -316,7 +316,8 @@ public class StringUtil
 
     /**
      * Generates a string from the supplied bytes that is the HEX encoded
-     * representation of those bytes.
+     * representation of those bytes.  Returns the empty string for a
+     * <code>null</code> or empty byte array.
      *
      * @param bytes the bytes for which we want a string representation.
      * @param count the number of bytes to stop at (which will be coerced
@@ -324,6 +325,10 @@ public class StringUtil
      */
     public static String hexlate (byte[] bytes, int count)
     {
+        if (bytes == null) {
+            return "";
+        }
+
         char[] chars = new char[bytes.length*2];
         count = Math.min(count, bytes.length);