# Hierarchy For Package org.apache.hadoop.mapreduce.v2.app

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.apache.hadoop.service.AbstractService (implements org.apache.hadoop.service.Service)
    - org.apache.hadoop.yarn.util.AbstractLivelinessMonitor<O>
      - org.apache.hadoop.mapreduce.v2.app.TaskAttemptFinishingMonitor
    - org.apache.hadoop.service.CompositeService
      - org.apache.hadoop.mapreduce.v2.app.MRAppMaster
    - org.apache.hadoop.mapreduce.v2.app.TaskHeartbeatHandler
  - org.apache.hadoop.mapreduce.v2.app.ClusterInfo
  - org.apache.hadoop.mapreduce.v2.app.JobEndNotifier (implements org.apache.hadoop.conf.Configurable)
  - org.apache.hadoop.mapreduce.v2.app.MRAppMaster.RunningAppContext (implements org.apache.hadoop.mapreduce.v2.app.AppContext)
  - org.apache.hadoop.security.SecurityInfo
    - org.apache.hadoop.mapreduce.v2.app.MRClientSecurityInfo

## Interface Hierarchy

- org.apache.hadoop.mapreduce.v2.app.AppContext
- org.apache.hadoop.mapreduce.v2.app.TaskAttemptListener

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