the type of an optional user object
Constructs a new calendar activity with the given name, start time, and end time.
the name of the activity
the start time of the activity
the end time of the activity
The end time of the activity.
the activity end time
The unique id of the activity.
the unique activity ID
The name of the activity, for example "Flight 3441".
the name of the activity
The start time of the activity.
the activity start time
Returns the user object associated to the activity.
the user object associated to the activity
Set the user object associated to the activity.
the user object to associate to the activity
The base implementation of a calendar activity.
1.0