org.apache.shenyu.client.core.shutdown

Class ShutdownHookManager

java.lang.Object

org.apache.shenyu.client.core.shutdown.ShutdownHookManager

public final class ShutdownHookManager
extends java.lang.Object

HookManager.

Method Summary

Modifier and Type	Method and Description
void	addShutdownHook(java.lang.Runnable shutdownHook) Adds a shutdownHook with default priority zero, the higher the priority the earlier will run.
void	addShutdownHook(java.lang.Runnable shutdownHook, int priority) Adds a shutdownHook with a priority, the higher the priority the earlier will run.
void	clearShutdownHooks() clear all registered shutdownHooks.
static ShutdownHookManager	get() Return ShutdownHookManager singleton.
boolean	hasShutdownHook(java.lang.Runnable shutdownHook) Indicates if a shutdownHook is registered or not.
boolean	isShutdownInProgress() Indicates if shutdown is in progress or not.
boolean	removeShutdownHook(java.lang.Runnable shutdownHook) Removes a shutdownHook.

Methods inherited from class java.lang.Object

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

Method Detail

get

public static ShutdownHookManager get()

Return ShutdownHookManager singleton.

Returns:

ShutdownHookManager singleton.

addShutdownHook

public void addShutdownHook(java.lang.Runnable shutdownHook)

Adds a shutdownHook with default priority zero, the higher the priority the earlier will run. ShutdownHooks with same priority run in a non-deterministic order.

Parameters:

shutdownHook - shutdownHook Runnable

addShutdownHook

public void addShutdownHook(java.lang.Runnable shutdownHook,
                            int priority)

Adds a shutdownHook with a priority, the higher the priority the earlier will run. ShutdownHooks with same priority run in a non-deterministic order.

Parameters:

shutdownHook - shutdownHook Runnable

priority - priority of the shutdownHook.

removeShutdownHook

public boolean removeShutdownHook(java.lang.Runnable shutdownHook)

Removes a shutdownHook.

Parameters:

shutdownHook - shutdownHook to remove.

Returns:

TRUE if the shutdownHook was registered and removed,FALSE otherwise.

hasShutdownHook

public boolean hasShutdownHook(java.lang.Runnable shutdownHook)

Indicates if a shutdownHook is registered or not.

Parameters:

shutdownHook - shutdownHook to check if registered.

Returns:

TRUE/FALSE depending if the shutdownHook is is registered.

isShutdownInProgress

public boolean isShutdownInProgress()

Indicates if shutdown is in progress or not.

Returns:

TRUE if the shutdown is in progress, otherwise FALSE.

clearShutdownHooks

public void clearShutdownHooks()

clear all registered shutdownHooks.