From d8aaecd4fd320c439630cc3b7e45d96e21867edb Mon Sep 17 00:00:00 2001
From: Tim Worrall <tlw72@cornell.edu>
Date: Wed, 8 Apr 2015 16:15:59 -0400
Subject: [PATCH] No Jira issue. Fixed a null pointer exception when I data
 property has no rangeDatatypeUri.

---
 .../generators/DefaultDataPropertyFormGenerator.java         | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/webapp/src/edu/cornell/mannlib/vitro/webapp/edit/n3editing/configuration/generators/DefaultDataPropertyFormGenerator.java b/webapp/src/edu/cornell/mannlib/vitro/webapp/edit/n3editing/configuration/generators/DefaultDataPropertyFormGenerator.java
index 6a935e835..ab909445b 100644
--- a/webapp/src/edu/cornell/mannlib/vitro/webapp/edit/n3editing/configuration/generators/DefaultDataPropertyFormGenerator.java
+++ b/webapp/src/edu/cornell/mannlib/vitro/webapp/edit/n3editing/configuration/generators/DefaultDataPropertyFormGenerator.java
@@ -98,7 +98,10 @@ public class DefaultDataPropertyFormGenerator extends BaseEditConfigurationGener
             literalField.setValidators(list( "nonempty" ));
             editConfiguration.setN3Required(Arrays.asList( dataPropN3 ));                        
         }
-		editConfiguration.addValidator(new DefaultDataPropertyFormValidator(rangeDatatypeUri, vreq));
+		// if the property has a rangeDatatypeUri, validate it
+		if ( rangeDatatypeUri != null ) {
+			editConfiguration.addValidator(new DefaultDataPropertyFormValidator(rangeDatatypeUri, vreq));
+		}
         //prepare
         prepare(vreq, editConfiguration);
 		return editConfiguration;