Allow a null FieldDescriptor array so that a dummy FieldMask can be

created which let's anything go


git-svn-id: https://samskivert.googlecode.com/svn/trunk@2279 6335cc39-0255-0410-8fd6-9bcaacd3b74c

src/java/com/samskivert/jdbc/jora/FieldMask.java

@@ -54,7 +54,7 @@ public class FieldMask
     {
         // create a mapping from field name to descriptor index
         _descripMap = new HashMap<String,Integer>();
-        int dcount = descrips.length;
+        int dcount = (descrips == null ? 0 : descrips.length);
         for (int i = 0; i < dcount; i++) {
             _descripMap.put(descrips[i].field.getName(), Integer.valueOf(i));
         }