Here are the supported property types: http://code.google.com/appengine/docs/java/datastore/entities.html#Properties_and_Value_Types
You could make an entity that has a key and value properties. Then you could store your values into the entities like the hashmap. You would have to manage the sort with an incremented order value. Brandon Donnelson http://gwt-examples.googlecode.com -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to google-appengine-java@googlegroups.com. To unsubscribe from this group, send email to google-appengine-java+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.