io.atomix.copycat.server

Interface StateMachineContext

public interface StateMachineContext

State machine context.

The context is reflective of the current position and state of the Raft state machine. In particular, it exposes the current approximate time and all open Sessions.

Author:

Method Summary

Modifier and Type	Method and Description
Clock	clock() Returns the state machine clock.
long	index() Returns the current state machine index.
Sessions	sessions() Returns the state machine sessions.

Method Detail

index

long index()

Returns the current state machine index.

The state index is indicative of the index of the current Command being applied to the server state machine. If a Query is being applied, the index of the last command applied will be used.

Returns:

The current state machine index.

clock

Clock clock()

Returns the state machine clock.

Returns:

The state machine clock.

sessions

Sessions sessions()

Returns the state machine sessions.

Returns:

The state machine sessions.