Package me.ahoo.cosid.machine

Class ManualMachineIdDistributor

java.lang.Object

me.ahoo.cosid.machine.AbstractMachineIdDistributor

me.ahoo.cosid.machine.ManualMachineIdDistributor

All Implemented Interfaces:

MachineIdDistribute, MachineIdDistributor

public class ManualMachineIdDistributor
extends AbstractMachineIdDistributor

Manual machine ID distributor.

Uses a manually configured machine ID instead of dynamically distributing from a centralized store.

Field Summary

Fields inherited from class me.ahoo.cosid.machine.AbstractMachineIdDistributor

NOT_FOUND_LAST_STAMP

Fields inherited from interface me.ahoo.cosid.machine.MachineIdDistributor

FOREVER_SAFE_GUARD_DURATION

Constructor Summary

Constructors

Constructor	Description
ManualMachineIdDistributor(int machineId, MachineStateStorage machineStateStorage, ClockBackwardsSynchronizer clockBackwardsSynchronizer)	Creates a manual distributor.

Method Summary

Modifier and Type	Method	Description
protected MachineState	distributeRemote(String namespace, int machineBit, InstanceId instanceId, Duration safeGuardDuration)
int	getMachineId()	Gets the machine ID.
protected void	guardRemote(String namespace, InstanceId instanceId, MachineState machineState, Duration safeGuardDuration)
protected void	revertRemote(String namespace, InstanceId instanceId, MachineState machineState)

Methods inherited from class me.ahoo.cosid.machine.AbstractMachineIdDistributor

distribute, guard, revert

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

ManualMachineIdDistributor

public ManualMachineIdDistributor(int machineId,
 MachineStateStorage machineStateStorage,
 ClockBackwardsSynchronizer clockBackwardsSynchronizer)

Creates a manual distributor.

Parameters:

machineId - the fixed machine ID to use

machineStateStorage - the state storage

clockBackwardsSynchronizer - the clock synchronizer

Method Details

getMachineId

public int getMachineId()

Gets the machine ID.

Returns:

the machine ID

distributeRemote

protected MachineState distributeRemote(String namespace,
 int machineBit,
 InstanceId instanceId,
 Duration safeGuardDuration)

Specified by:

distributeRemote in class AbstractMachineIdDistributor

revertRemote

protected void revertRemote(String namespace,
 InstanceId instanceId,
 MachineState machineState)

Specified by:

revertRemote in class AbstractMachineIdDistributor

guardRemote

protected void guardRemote(String namespace,
 InstanceId instanceId,
 MachineState machineState,
 Duration safeGuardDuration)

Specified by:

guardRemote in class AbstractMachineIdDistributor