com.alibaba.csp.sentinel.cluster

Class ClusterStateManager

java.lang.Object

com.alibaba.csp.sentinel.cluster.ClusterStateManager

public final class ClusterStateManager
extends Object

Global state manager for Sentinel cluster. This enables switching between cluster token client and server mode.

Since:

1.4.0

Author:

Eric Zhao

Field Summary

Fields

Modifier and Type	Field and Description
static int	CLUSTER_CLIENT
static int	CLUSTER_NOT_STARTED
static int	CLUSTER_SERVER

Constructor Summary

Constructors

Constructor and Description
ClusterStateManager()

Method Summary

Modifier and Type	Method and Description
static void	applyState(Integer state) Apply given state to cluster mode.
static long	getLastModified()
static int	getMode()
static boolean	isClient()
static boolean	isServer()
static void	markToServer()
static void	registerProperty(SentinelProperty<Integer> property)
static boolean	setToClient() Set current mode to client mode.
static boolean	setToServer() Set current mode to server mode.

Methods inherited from class java.lang.Object

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

Field Detail

CLUSTER_CLIENT

public static final int CLUSTER_CLIENT

See Also:

Constant Field Values

CLUSTER_SERVER

public static final int CLUSTER_SERVER

See Also:

Constant Field Values

CLUSTER_NOT_STARTED

public static final int CLUSTER_NOT_STARTED

See Also:

Constant Field Values

Constructor Detail

ClusterStateManager

public ClusterStateManager()

Method Detail

registerProperty

public static void registerProperty(SentinelProperty<Integer> property)

getMode

public static int getMode()

isClient

public static boolean isClient()

isServer

public static boolean isServer()

setToClient

public static boolean setToClient()

Set current mode to client mode. If Sentinel currently works in server mode, it will be turned off. Then the cluster client will be started.

setToServer

public static boolean setToServer()

Set current mode to server mode. If Sentinel currently works in client mode, it will be turned off. Then the cluster server will be started.

getLastModified

public static long getLastModified()

applyState

public static void applyState(Integer state)

Apply given state to cluster mode.

Parameters:

state - valid state to apply

markToServer

public static void markToServer()