Observer
protected constructor(event: E, tag: String?, executor: OnEvent.Executor?, onEvent: OnEvent<Data>)(source)
Parameters
event
The event being observed.
tag
A string to help grouping/identifying observer(s).
executor
The thread context in which onEvent will be invoked in. If null, the default passed to notify from the Event processor implementation will be utilized.
onEvent
The callback to pass event data to.