From b6f77d1ef75f0bab9f791cafa262ff2f17109cad Mon Sep 17 00:00:00 2001
From: David Newton <davenewton@apache.org>
Date: Sun, 16 Dec 2007 23:14:16 +0000
Subject: [PATCH] Patch for optiontransferselect.ftl null doubleListValue issue
 from Dale Newfield.

See thread at http://www.nabble.com/-struts--2.0.11--optiontransferselect-limit--tt14344098.html#a14344098.

git-svn-id: https://svn.apache.org/repos/asf/struts/struts2/trunk@604737 13f79535-47bb-0310-9956-ffa450edef68
---
 .../main/resources/template/simple/optiontransferselect.ftl   | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/core/src/main/resources/template/simple/optiontransferselect.ftl b/core/src/main/resources/template/simple/optiontransferselect.ftl
index 605e69612..469ff54d7 100644
--- a/core/src/main/resources/template/simple/optiontransferselect.ftl
+++ b/core/src/main/resources/template/simple/optiontransferselect.ftl
@@ -261,7 +261,9 @@
         </#if><#t/>
         <#assign doubleItemKeyStr = doubleItemKey.toString() /><#t/>
         <#if parameters.doubleListValue?exists><#t/>
-            <#assign doubleItemValue = stack.findString(parameters.doubleListValue) /><#t/>
+            <#if stack.findString(parameters.doubleListValue)?has_content><#t/>
+                <#assign doubleItemValue = stack.findString(parameters.doubleListValue) /><#t/>
+            </#if><#t/>
         <#else><#t/>
             <#assign doubleItemValue = stack.findString('top') /><#t/>
         </#if><#t/>