Context

Statement field	Method name	Parameters	Description
contextActivities	xapiContext.setActivityId	(String id)	Add a context activity object to the statement
	xapiContext.setActivityName	(String name)
	xapiContext.setActivityDescription	(String description)
	xapiContext.setActivityType	(String type)	parent | category | grouping | other
	xapiContext.addActivity	(String classification)	Add a context activity object to the statement
extensions	xapiContext.addExtension	(String key, Object value)
language	xapiContext.setLanguage	(String language)
platform	xapiContext.setPlatform	(String platform)
revision	xapiContext.setRevision	(String revision)
statement	xapiContext.setStatement	(String statementId)
instructor	xapiContext.setInstructorName	(String name)
	xapiContext.setInstructorAccount	(String name, String homePage)	Only one of these identifiers can be set in a statement. Each method will clear out any other instructor identifiers when called to ensure this XAPI requirement is met.
	xapiContext.setInstructorMbox	(String mbox)
	xapiContext.setInstructorMboxSha1Sum	(String mbox_sha1sum)
	xapiContext.setInstructorOpenId	(String openid)
registration	xapiContext.setRegistration	(String registration)