From f04634383360b88ccf8a9035938f354eff3a8d4e Mon Sep 17 00:00:00 2001
From: Bruce Allen Phillips <bphillips@apache.org>
Date: Fri, 9 Aug 2013 15:41:10 +0000
Subject: [PATCH] WW-4168 Added if statement in method isChecked to verify that
 the String Array of checkBox name values is not null.

git-svn-id: https://svn.apache.org/repos/asf/struts/struts2/trunk@1512348 13f79535-47bb-0310-9956-ffa450edef68
---
 .../struts2/views/java/simple/CheckboxListHandler.java | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/plugins/javatemplates/src/main/java/org/apache/struts2/views/java/simple/CheckboxListHandler.java b/plugins/javatemplates/src/main/java/org/apache/struts2/views/java/simple/CheckboxListHandler.java
index 4cab1c747..478e6d1bd 100644
--- a/plugins/javatemplates/src/main/java/org/apache/struts2/views/java/simple/CheckboxListHandler.java
+++ b/plugins/javatemplates/src/main/java/org/apache/struts2/views/java/simple/CheckboxListHandler.java
@@ -106,10 +106,12 @@ public class CheckboxListHandler extends AbstractTagHandler implements TagGenera
         Boolean checked = false;
         if (itemKeyStr != null) {
             String[] nameValues = (String[]) params.get("nameValue");
-            for (String value : nameValues) {
-                if (checked = value.equalsIgnoreCase(itemKeyStr)) {
-                    break;
-                }
+            if (nameValues != null) {
+	            for (String value : nameValues) {
+	                if (checked = value.equalsIgnoreCase(itemKeyStr)) {
+	                    break;
+	                }
+	            }
             }
         }
         return checked;