org.apache.openjpa.datacache
Class ClearableScheduler

java.lang.Object
  extended by org.apache.openjpa.datacache.ClearableScheduler
All Implemented Interfaces:
Runnable

public class ClearableScheduler
extends Object
implements Runnable

Cron-style clearable eviction. Understands schedules based on cron format:

  • minute hour mday month wday
  • +minute
  • For example: 15,30 6,19 2,10 1 2 Would run at 15 and 30 past the 6AM and 7PM, on the 2nd and 10th of January when its a Monday.


    Constructor Summary
    ClearableScheduler(OpenJPAConfiguration conf)
               
     
    Method Summary
    protected  void evict(Clearable cache)
               
     int getInterval()
              The interval time in minutes between scheduler checks.
     void removeFromSchedule(Clearable clearable)
              Remove the given Clearable from scheduling.
     void run()
               
     void scheduleEviction(Clearable clearable, String times)
              Schedule the given Clearable for clear to be called.
     void setInterval(int interval)
              The interval time in minutes between scheduler checks.
     void stop()
              Stop the associated thread if there and stop the current runnable.
     
    Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
     

    Constructor Detail

    ClearableScheduler

    public ClearableScheduler(OpenJPAConfiguration conf)
    Method Detail

    getInterval

    public int getInterval()
    The interval time in minutes between scheduler checks. Defaults to 1.


    setInterval

    public void setInterval(int interval)
    The interval time in minutes between scheduler checks. Defaults to 1.


    stop

    public void stop()
    Stop the associated thread if there and stop the current runnable.


    scheduleEviction

    public void scheduleEviction(Clearable clearable,
                                 String times)
    Schedule the given Clearable for clear to be called. Starts the scheduling thread if not started.


    removeFromSchedule

    public void removeFromSchedule(Clearable clearable)
    Remove the given Clearable from scheduling.


    run

    public void run()
    Specified by:
    run in interface Runnable

    evict

    protected void evict(Clearable cache)


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