Content Loader

LTILaunchExample.java

ContextManager cm = ContextManagerFactory.getInstance();
Context context = cm.getContext();

Id bbCourseId = context.getCourseId();
Id bbContentId = context.getContentId();
CourseMembership courseMembership = context.getCourseMembership();

BasicLTILauncher launcher = new BasicLTILauncher( ldcCourseLtiUrl, toolProviderKey, toolProviderSecret, resourceLinkId );
launcher.addCurrentUserInformation(true, true, true);

BbPersistenceManager pm = PersistenceServiceFactory.getInstance().getDbPersistenceManager();

// Create a CourseDbLoader so that we can load the current course
CourseDbLoader courseLoader = null;
try {
	courseLoader = (CourseDbLoader) pm.getLoader( CourseDbLoader.TYPE );
} catch (PersistenceException e1) {
	e1.printStackTrace();
}

// Load the course
blackboard.data.course.Course course = null;
try {
	course = courseLoader.loadById(bbCourseId);
} catch (KeyNotFoundException e) {
	e.printStackTrace();
} catch (PersistenceException e) {
	e.printStackTrace();
}

// Create a ContentDbLoader so that we can load the current content item
ContentDbLoader contentLoader = null;
try {
	contentLoader = (ContentDbLoader) pm.getLoader( ContentDbLoader.TYPE );
} catch (PersistenceException e1) {
	e1.printStackTrace();
}

// Load this content item
blackboard.data.content.Content content = null;
try {
	content = contentLoader.loadById(bbContentId);
} catch (KeyNotFoundException e) {
	e.printStackTrace();
} catch (PersistenceException e) {
	e.printStackTrace();
}

launcher.addCourseInformation(course);
launcher.addGradingInformation(content, courseMembership);

// Launch the LTI request
launcher.launch(request, response, false, null);