Class Scheduler

  • All Implemented Interfaces:
    java.util.concurrent.ThreadFactory

    public final class Scheduler
    extends java.lang.Object
    implements java.util.concurrent.ThreadFactory
    Scheduler that starts the modules configured in collector.properties.
    • Field Summary

      Fields 
      Modifier and Type Field Description
      static java.lang.String ACTIVATED  
      static java.lang.String OFFSETMIN  
      static java.lang.String PERIODMIN  
    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      protected static long computeInitialDelayMillis​(long currentMillis, long offsetMillis, long periodMillis)  
      static Scheduler getInstance()  
      java.lang.Thread newThread​(java.lang.Runnable runner)
      Provide a nice name for debugging and log thread creation.
      boolean scheduleModuleRuns​(java.util.Map<Key,​java.lang.Class<? extends CollecTorMain>> collecTorMains, Configuration conf)
      Schedule all classes given according to the parameters in the configuration and return whether the caller should wait for completion.
      void shutdownScheduler()
      Try to shutdown smoothly, i.e., wait for running tasks to terminate.
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    • Method Detail

      • getInstance

        public static Scheduler getInstance()
      • scheduleModuleRuns

        public boolean scheduleModuleRuns​(java.util.Map<Key,​java.lang.Class<? extends CollecTorMain>> collecTorMains,
                                          Configuration conf)
        Schedule all classes given according to the parameters in the configuration and return whether the caller should wait for completion.
      • computeInitialDelayMillis

        protected static long computeInitialDelayMillis​(long currentMillis,
                                                        long offsetMillis,
                                                        long periodMillis)
      • shutdownScheduler

        public void shutdownScheduler()
        Try to shutdown smoothly, i.e., wait for running tasks to terminate.
      • newThread

        public java.lang.Thread newThread​(java.lang.Runnable runner)
        Provide a nice name for debugging and log thread creation.
        Specified by:
        newThread in interface java.util.concurrent.ThreadFactory