=== modified file 'dhis-2/dhis-api/src/main/java/org/hisp/dhis/schema/Property.java'
--- dhis-2/dhis-api/src/main/java/org/hisp/dhis/schema/Property.java	2015-03-06 03:20:17 +0000
+++ dhis-2/dhis-api/src/main/java/org/hisp/dhis/schema/Property.java	2015-03-23 07:10:37 +0000
@@ -29,6 +29,7 @@
  */
 
 import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlElementWrapper;
 import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlProperty;
 import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlRootElement;
 import com.google.common.base.MoreObjects;
@@ -39,6 +40,7 @@
 import org.springframework.core.Ordered;
 
 import java.lang.reflect.Method;
+import java.util.List;
 
 /**
  * @author Morten Olav Hansen <mortenoh@gmail.com>
@@ -210,6 +212,11 @@
      */
     private String inverseRole;
 
+    /**
+     * If property type is enum, this is the list of valid options.
+     */
+    private List<String> constants;
+
     public Property()
     {
     }
@@ -585,6 +592,19 @@
         this.inverseRole = inverseRole;
     }
 
+    @JsonProperty
+    @JacksonXmlElementWrapper( localName = "constants", namespace = DxfNamespaces.DXF_2_0 )
+    @JacksonXmlProperty( localName = "constant", namespace = DxfNamespaces.DXF_2_0 )
+    public List<String> getConstants()
+    {
+        return constants;
+    }
+
+    public void setConstants( List<String> constants )
+    {
+        this.constants = constants;
+    }
+
     public String key()
     {
         return isCollection() ? collectionName : name;

=== modified file 'dhis-2/dhis-api/src/main/java/org/hisp/dhis/schema/PropertyType.java'
--- dhis-2/dhis-api/src/main/java/org/hisp/dhis/schema/PropertyType.java	2015-01-17 07:41:26 +0000
+++ dhis-2/dhis-api/src/main/java/org/hisp/dhis/schema/PropertyType.java	2015-03-23 07:10:37 +0000
@@ -51,5 +51,6 @@
     COLOR,
     COMPLEX,
     COLLECTION,
-    REFERENCE
+    REFERENCE,
+    CONSTANT
 }

=== modified file 'dhis-2/dhis-api/src/main/java/org/hisp/dhis/schema/SchemaUtils.java'
--- dhis-2/dhis-api/src/main/java/org/hisp/dhis/schema/SchemaUtils.java	2015-01-17 07:41:26 +0000
+++ dhis-2/dhis-api/src/main/java/org/hisp/dhis/schema/SchemaUtils.java	2015-03-23 07:10:37 +0000
@@ -105,7 +105,7 @@
         }
         else if ( isAssignableFrom( klass, Enum.class ) )
         {
-            return PropertyType.TEXT; // TODO enum payloads are text, but should we expose a different type?
+            return PropertyType.CONSTANT;
         }
         else if ( isAssignableFrom( klass, IdentifiableObject.class ) )
         {

=== modified file 'dhis-2/dhis-services/dhis-service-core/src/main/java/org/hisp/dhis/schema/Jackson2PropertyIntrospectorService.java'
--- dhis-2/dhis-services/dhis-service-core/src/main/java/org/hisp/dhis/schema/Jackson2PropertyIntrospectorService.java	2015-03-06 03:20:17 +0000
+++ dhis-2/dhis-services/dhis-service-core/src/main/java/org/hisp/dhis/schema/Jackson2PropertyIntrospectorService.java	2015-03-23 07:10:37 +0000
@@ -44,6 +44,7 @@
 import java.lang.reflect.Method;
 import java.lang.reflect.ParameterizedType;
 import java.lang.reflect.Type;
+import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
 import java.util.Map;
@@ -57,7 +58,6 @@
 public class Jackson2PropertyIntrospectorService
     extends AbstractPropertyIntrospectorService
 {
-
     @Override
     protected Map<String, Property> scanClass( Class<?> clazz )
     {
@@ -219,6 +219,19 @@
                 propertyMap.put( property.getName(), property );
             }
 
+            if ( Enum.class.isAssignableFrom( property.getKlass() ) )
+            {
+                Object[] enumConstants = property.getKlass().getEnumConstants();
+                List<String> enumValues = new ArrayList<>();
+
+                for ( Object value : enumConstants )
+                {
+                    enumValues.add( value.toString() );
+                }
+
+                property.setConstants( enumValues );
+            }
+
             SchemaUtils.updatePropertyTypes( property );
         }