NOTES

JforumEntity implements LessonEntity

in service
   registerJforum(JforumEntity)
   service.getJforum().getentity...
      user can check whether getJforum returns null

call sequences:
   ForumEntity.getEntity()
   
   init {
     JforumEntity jforumEntity = service.getJforum();
   }
   if (jforumEntity != null)
     jforumEntity.getEntity()
   

class LessonEntity
   Object actual
   int type; actual underlying Sakai type
   String reference
   static boolean addEntityControl(String ref, String siteId, String groupId) throws IOException {
   static boolean removeEntityControl(String ref, String siteId, String groupId) throws IOException {
   static LessonEntity getEntity(ref)
   String getTitle
   String getUrl
   Date getDueDate
   static LessonSubmission getSubmission(ref, user);
   static List<LessonEntity> getEntitiesInSite(siteid);

class LessonSubmission
   Object actual
   int type; actual underlying Sakai type
   boolean isAvailable; i.e. was it fully submitted
   boolean isComplete(item); meets requirements




GroupPermissionsService.java  

private static boolean addAssignmentControl(String ref, String siteId, String groupId) throws IOException {
private static boolean removeAssignmentControl(String ref, String siteId, String groupId) throws IOException {
wire into
  addControl, removeControl

LessonBuilderEntityProducer

given ref, look up item and find title

SimplePageBean.java 

        public int getAssignmentTypeOfGrade(String ref) {
	given ref, lookup item and find title and due date
	given ref, lookup submission for user
	   submission exists, grade available, grade sufficient; 
   	      simplest ui would to pass the ref and user and ask if assignment is complete

picker
    get all items in site
    get title
    get URL so they can preview it

ShowPageProducer.java
        given ref, find type of grade
	given ref, find URL to take