Package org.apache.hadoop.yarn.service.monitor

Class ServiceMonitor

java.lang.Object
org.apache.hadoop.service.AbstractService
org.apache.hadoop.yarn.service.monitor.ServiceMonitor
All Implemented Interfaces:
Closeable, AutoCloseable, org.apache.hadoop.service.Service
public class ServiceMonitor extends org.apache.hadoop.service.AbstractService

  • Nested Class Summary

    Nested classes/interfaces inherited from interface org.apache.hadoop.service.Service

    org.apache.hadoop.service.Service.STATE

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    ScheduledExecutorService
    executorService
     

  • Constructor Summary

    Constructors
    Constructor
    Description
    ServiceMonitor(String name, org.apache.hadoop.yarn.service.ServiceContext context)
     

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    serviceInit(org.apache.hadoop.conf.Configuration conf)
     
    void
    serviceStart()
     
    void
    serviceStop()
     

    Methods inherited from class org.apache.hadoop.service.AbstractService

    close, getBlockers, getConfig, getFailureCause, getFailureState, getLifecycleHistory, getName, getServiceState, getStartTime, init, isInState, noteFailure, putBlocker, registerGlobalListener, registerServiceListener, removeBlocker, setConfig, start, stop, toString, unregisterGlobalListener, unregisterServiceListener, waitForServiceToStop

    Methods inherited from class java.lang.Object

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

  • Field Details

  • Constructor Details

    • ServiceMonitor

      public ServiceMonitor(String name, org.apache.hadoop.yarn.service.ServiceContext context)

  • Method Details

    • serviceInit

      public void serviceInit(org.apache.hadoop.conf.Configuration conf) throws Exception
      Overrides:
      serviceInit in class org.apache.hadoop.service.AbstractService
      Throws:
      Exception

    • serviceStart

      public void serviceStart() throws Exception
      Overrides:
      serviceStart in class org.apache.hadoop.service.AbstractService
      Throws:
      Exception

    • serviceStop

      public void serviceStop() throws Exception
      Overrides:
      serviceStop in class org.apache.hadoop.service.AbstractService
      Throws:
      Exception