...ain/java/org/olat/collaboration/CollaborationManager.java

...java/org/olat/collaboration/CollaborationManagerImpl.java

src/main/java/org/olat/collaboration/CollaborationTools.java

...in/java/org/olat/commons/calendar/restapi/CalendarVO.java

...org/olat/commons/calendar/restapi/CalendarWebService.java

src/main/java/org/olat/commons/calendar/restapi/EventVO.java

src/main/java/org/olat/course/nodes/cal/CourseCalendars.java

...ain/java/org/olat/modules/fo/restapi/ForumWebService.java

src/main/java/org/olat/restapi/_spring/restApiContext.xml

src/test/java/org/olat/restapi/CalendarTest.java