=== modified file 'dhis-2/dhis-api/src/main/java/org/hisp/dhis/common/BaseIdentifiableObject.java'
--- dhis-2/dhis-api/src/main/java/org/hisp/dhis/common/BaseIdentifiableObject.java	2014-12-19 15:36:44 +0000
+++ dhis-2/dhis-api/src/main/java/org/hisp/dhis/common/BaseIdentifiableObject.java	2014-12-22 10:28:42 +0000
@@ -205,6 +205,7 @@
     @JsonProperty
     @JacksonXmlProperty( isAttribute = true )
     @Description( "The unique code for this Object." )
+    @Property( PropertyType.IDENTIFIER )
     public String getCode()
     {
         return code;

=== modified file 'dhis-2/dhis-api/src/main/java/org/hisp/dhis/option/Option.java'
--- dhis-2/dhis-api/src/main/java/org/hisp/dhis/option/Option.java	2014-12-01 08:36:34 +0000
+++ dhis-2/dhis-api/src/main/java/org/hisp/dhis/option/Option.java	2014-12-22 10:28:42 +0000
@@ -28,10 +28,13 @@
 
 package org.hisp.dhis.option;
 
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlProperty;
+import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlRootElement;
 import org.hisp.dhis.common.BaseIdentifiableObject;
 import org.hisp.dhis.common.DxfNamespaces;
-
-import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlRootElement;
+import org.hisp.dhis.schema.PropertyType;
+import org.hisp.dhis.schema.annotation.Property;
 
 /**
  * @author Chau Thu Tran
@@ -44,7 +47,7 @@
     {
         setAutoFields();
     }
-    
+
     public Option( String name, String code )
     {
         setAutoFields();
@@ -63,4 +66,13 @@
     {
         return false;
     }
+
+    @Override
+    @JsonProperty
+    @JacksonXmlProperty( isAttribute = true )
+    @Property( PropertyType.TEXT )
+    public String getCode()
+    {
+        return super.getCode();
+    }
 }