The Sakai Sequencing Service (SCORM Tool WG Impl) encapsulates
- the management of the ADL sequencing object,
- the SeqActivity (and persistence thereof)
- such that the SeqActivity object (defined in org.adl packages) need not be known to the user (tool)
- SeqActivityTree (and persistence thereof)
- such that the SeqActivityTree object (defined in org.adl packages) need not be known to the user (tool)
- navigation control informational methods ... booleans informing view renderers:
- isNextAvailable()
- isPrevAvailable
- isSuspendAvailable
- isTOCAvailable
- isCourseAvailable
- displayQuit
- the ADLLaunch Object
- the ADLValidRequests Object