| Constructor and Description | 
|---|
| TaskAttemptListenerImpl(AppContext context,
                       org.apache.hadoop.mapreduce.security.token.JobTokenSecretManager jobTokenSecretManager,
                       RMHeartbeatHandler rmHeartbeatHandler,
                       AMPreemptionPolicy preemptionPolicy) | 
| TaskAttemptListenerImpl(AppContext context,
                       org.apache.hadoop.mapreduce.security.token.JobTokenSecretManager jobTokenSecretManager,
                       RMHeartbeatHandler rmHeartbeatHandler,
                       AMPreemptionPolicy preemptionPolicy,
                       byte[] secretShuffleKey) | 
| Modifier and Type | Method and Description | 
|---|---|
| protected RMHeartbeatHandler | MRAppMaster. getRMHeartbeatHandler() | 
| Constructor and Description | 
|---|
| CommitterEventHandler(AppContext context,
                     org.apache.hadoop.mapreduce.OutputCommitter committer,
                     RMHeartbeatHandler rmHeartbeatHandler) | 
| CommitterEventHandler(AppContext context,
                     org.apache.hadoop.mapreduce.OutputCommitter committer,
                     RMHeartbeatHandler rmHeartbeatHandler,
                     ClassLoader jobClassLoader) | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | LocalContainerAllocatorAllocates containers locally. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | RMCommunicatorRegisters/unregisters to RM and sends heartbeats to RM. | 
| class  | RMContainerAllocatorAllocates the container from the ResourceManager scheduler. | 
| class  | RMContainerRequestorKeeps the data structures to send container requests to RM. | 
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