io.atomix.protocols.raft.service

Interface ServiceContext

public interface ServiceContext

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 RaftSessions.

Method Summary

Modifier and Type	Method and Description
long	currentIndex() Returns the current state machine index.
OperationType	currentOperation() Returns the current operation type.
io.atomix.time.LogicalClock	logicalClock() Returns the state machine's logical clock.
ServiceId	serviceId() Returns the state machine identifier.
String	serviceName() Returns the state machine name.
ServiceType	serviceType() Returns the state machine type.
RaftSessions	sessions() Returns the state machine sessions.
io.atomix.time.WallClock	wallClock() Returns the state machine's wall clock.

Method Detail

serviceId

ServiceId serviceId()

Returns the state machine identifier.

Returns:

The unique state machine identifier.

serviceName

String serviceName()

Returns the state machine name.

Returns:

The state machine name.

serviceType

ServiceType serviceType()

Returns the state machine type.

Returns:

The state machine type.

currentIndex

long currentIndex()

Returns the current state machine index.

The state index is indicative of the index of the current operation 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.

currentOperation

OperationType currentOperation()

Returns the current operation type.

Returns:

the current operation type

logicalClock

io.atomix.time.LogicalClock logicalClock()

Returns the state machine's logical clock.

Returns:

The state machine's logical clock.

wallClock

io.atomix.time.WallClock wallClock()

Returns the state machine's wall clock.

Returns:

The state machine's wall clock.

sessions

RaftSessions sessions()

Returns the state machine sessions.

Returns:

The state machine sessions.