Package org.apache.hadoop.yarn.server.timelineservice.documentstore

Class DocumentStoreTimelineReaderImpl

java.lang.Object
org.apache.hadoop.service.AbstractService
org.apache.hadoop.yarn.server.timelineservice.documentstore.DocumentStoreTimelineReaderImpl
All Implemented Interfaces:
Closeable, AutoCloseable, org.apache.hadoop.service.Service, org.apache.hadoop.yarn.server.timelineservice.storage.TimelineReader
public class DocumentStoreTimelineReaderImpl extends org.apache.hadoop.service.AbstractService implements org.apache.hadoop.yarn.server.timelineservice.storage.TimelineReader
This is a generic document store timeline reader for reading the timeline entity information. Based on the DocumentStoreVendor that is configured, the documents are read from that backend.

  • Nested Class Summary

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

    org.apache.hadoop.service.Service.STATE

    Nested classes/interfaces inherited from interface org.apache.hadoop.yarn.server.timelineservice.storage.TimelineReader

    org.apache.hadoop.yarn.server.timelineservice.storage.TimelineReader.Field

  • Constructor Summary

    Constructors
    Constructor
    Description
    DocumentStoreTimelineReaderImpl()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    Set<org.apache.hadoop.yarn.api.records.timelineservice.TimelineEntity>
    getEntities(org.apache.hadoop.yarn.server.timelineservice.reader.TimelineReaderContext context, org.apache.hadoop.yarn.server.timelineservice.reader.TimelineEntityFilters filters, org.apache.hadoop.yarn.server.timelineservice.reader.TimelineDataToRetrieve dataToRetrieve)
     
    org.apache.hadoop.yarn.api.records.timelineservice.TimelineEntity
    getEntity(org.apache.hadoop.yarn.server.timelineservice.reader.TimelineReaderContext context, org.apache.hadoop.yarn.server.timelineservice.reader.TimelineDataToRetrieve dataToRetrieve)
     
    Set<String>
    getEntityTypes(org.apache.hadoop.yarn.server.timelineservice.reader.TimelineReaderContext context)
     
    org.apache.hadoop.yarn.api.records.timeline.TimelineHealth
    getHealthStatus()
     
    void
    serviceInit(org.apache.hadoop.conf.Configuration conf)
     
    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, serviceStart, setConfig, start, stop, toString, unregisterGlobalListener, unregisterServiceListener, waitForServiceToStop

    Methods inherited from class java.lang.Object

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

    Methods inherited from interface org.apache.hadoop.service.Service

    close, getBlockers, getConfig, getFailureCause, getFailureState, getLifecycleHistory, getName, getServiceState, getStartTime, init, isInState, registerServiceListener, start, stop, unregisterServiceListener, waitForServiceToStop

  • Constructor Details

    • DocumentStoreTimelineReaderImpl

      public DocumentStoreTimelineReaderImpl()

  • 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

    • serviceStop

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

    • getEntity

      public org.apache.hadoop.yarn.api.records.timelineservice.TimelineEntity getEntity(org.apache.hadoop.yarn.server.timelineservice.reader.TimelineReaderContext context, org.apache.hadoop.yarn.server.timelineservice.reader.TimelineDataToRetrieve dataToRetrieve) throws IOException
      Specified by:
      getEntity in interface org.apache.hadoop.yarn.server.timelineservice.storage.TimelineReader
      Throws:
      IOException

    • getEntities

      public Set<org.apache.hadoop.yarn.api.records.timelineservice.TimelineEntity> getEntities(org.apache.hadoop.yarn.server.timelineservice.reader.TimelineReaderContext context, org.apache.hadoop.yarn.server.timelineservice.reader.TimelineEntityFilters filters, org.apache.hadoop.yarn.server.timelineservice.reader.TimelineDataToRetrieve dataToRetrieve) throws IOException
      Specified by:
      getEntities in interface org.apache.hadoop.yarn.server.timelineservice.storage.TimelineReader
      Throws:
      IOException

    • getEntityTypes

      public Set<String> getEntityTypes(org.apache.hadoop.yarn.server.timelineservice.reader.TimelineReaderContext context)
      Specified by:
      getEntityTypes in interface org.apache.hadoop.yarn.server.timelineservice.storage.TimelineReader

    • getHealthStatus

      public org.apache.hadoop.yarn.api.records.timeline.TimelineHealth getHealthStatus()
      Specified by:
      getHealthStatus in interface org.apache.hadoop.yarn.server.timelineservice.storage.TimelineReader