"Applied fix from trunk for revision: 1226065"

------------------------------------------------------------------------
r1226065 | jleroux | 2011-12-31 12:37:23 +0100 (sam., 31 déc. 2011) | 3 lines

This completes "Null values are not synchronized in http mode" https://issues.apache.org/jira/browse/OFBIZ-4602

And I better understand Patrick's answer to the issue now...
------------------------------------------------------------------------
�

git-svn-id: https://svn.apache.org/repos/asf/ofbiz/branches/release4.0@1226070 13f79535-47bb-0310-9956-ffa450edef68

framework/entity/src/org/ofbiz/entity/GenericEntity.java

@@ -420,7 +420,7 @@ public void setString(String name, String value) {
         }
 
         boolean isNullString = false;
-        if ("null".equals(value)) {
+        if ("null".equals(value) || "[null-field]".equals(value)) {
             // count this as a null too, but only for numbers and stuff, not for Strings
             isNullString = true;
         }