LifecycleManager (Google App Engine API for Java)

com.google.appengine.api

Class LifecycleManager

• java.lang.Object
• • com.google.appengine.api.LifecycleManager

• ---

  
  

  public final class LifecycleManager
  extends java.lang.Object

  Information about the current status of the Java Runtime.

• • Nested Class Summary

    Nested Classes 

    Modifier and Type	Class and Description
    static interface	LifecycleManager.ShutdownHook

  • Method Summary

    All Methods Static Methods Instance Methods Concrete Methods 

    Modifier and Type	Method and Description
    void	beginShutdown(long deadline) For testing purposes only: Notifies the LifecycleManager that the runtime is shutting down.
    static LifecycleManager	getInstance()
    long	getRemainingShutdownTime() If the runtime is shutting down, returns how long, in milliseconds, is left for shutdown code to clean up.
    void	interruptAllRequests() Calls Thread.interrupt() on all threads running requests for this application.
    boolean	isShuttingDown()
    void	setShutdownHook(LifecycleManager.ShutdownHook hook) Register a ShutdownHook to be called when the runtime shuts down.

    • Methods inherited from class java.lang.Object

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

• • Method Detail

    • getInstance

      public static LifecycleManager getInstance()

    • isShuttingDown

      public boolean isShuttingDown()

    • setShutdownHook

      public void setShutdownHook(LifecycleManager.ShutdownHook hook)

      Register a ShutdownHook to be called when the runtime shuts down.

      Throws:

      java.lang.NullPointerException - if the calling thread is neither a request thread nor a thread created by ThreadManager.

    • interruptAllRequests

      public void interruptAllRequests()

      Calls Thread.interrupt() on all threads running requests for this application.

    • getRemainingShutdownTime

      public long getRemainingShutdownTime()

      If the runtime is shutting down, returns how long, in milliseconds, is left for shutdown code to clean up. Otherwise, returns -1.

    • beginShutdown

      public void beginShutdown(long deadline)

      For testing purposes only: Notifies the LifecycleManager that the runtime is shutting down.