Uses of Interface org.apache.hadoop.mapred.TaskUmbilicalProtocol (Hadoop 1.2.1 API)
Date: 2013-07-22

Overview | Package | Class | Use | Tree | Deprecated | Index | Help
PREV NEXT | FRAMES NO FRAMES

## Uses of Interface
org.apache.hadoop.mapred.TaskUmbilicalProtocol

Packages that use TaskUmbilicalProtocol
org.apache.hadoop.mapred | A software framework for easily writing applications which process vast amounts of data (multi-terabyte data-sets) parallelly on large clusters (thousands of nodes) built of commodity hardware in a reliable, fault-tolerant manner.

Uses of TaskUmbilicalProtocol in org.apache.hadoop.mapred

Classes in org.apache.hadoop.mapred that implement TaskUmbilicalProtocol
`class` | `TaskTracker` TaskTracker is a process that starts and tracks MR Tasks in a networked environment.

Fields in org.apache.hadoop.mapred declared as TaskUmbilicalProtocol
`protected TaskUmbilicalProtocol` | `Task.umbilical`

Methods in org.apache.hadoop.mapred with parameters of type TaskUmbilicalProtocol
`void` | `Task.done(TaskUmbilicalProtocol umbilical, Task.TaskReporter reporter)`
`abstract void` | `TaskController.initializeJob(String user, String jobid, Path credentials, Path jobConf, TaskUmbilicalProtocol taskTracker, InetSocketAddress ttAddr)` Create all of the directories necessary for the job to start and download all of the job and private distributed cache files.
`void` | `DefaultTaskController.initializeJob(String user, String jobid, Path credentials, Path jobConf, TaskUmbilicalProtocol taskTracker, InetSocketAddress ttAddr)` This routine initializes the local file system for running a job.
`void` | `JobLocalizer.localizeJobFiles(JobID jobid, JobConf jConf, Path localJobFile, Path localJobTokenFile, TaskUmbilicalProtocol taskTracker)`
`void` | `JobLocalizer.localizeJobFiles(JobID jobid, JobConf jConf, Path localJobTokenFile, TaskUmbilicalProtocol taskTracker)`
`protected void` | `Task.reportNextRecordRange(TaskUmbilicalProtocol umbilical, long nextRecIndex)` Reports the next executing record range to TaskTracker.
`abstract void` | `Task.run(JobConf job, TaskUmbilicalProtocol umbilical)` Run this task as a part of the named job.
`protected void` | `Task.runJobCleanupTask(TaskUmbilicalProtocol umbilical, Task.TaskReporter reporter)`
`protected void` | `Task.runJobSetupTask(TaskUmbilicalProtocol umbilical, Task.TaskReporter reporter)`
`int` | `JobLocalizer.runSetup(String user, String jobid, Path localJobTokenFile, TaskUmbilicalProtocol taskTracker)`
`protected void` | `Task.runTaskCleanupTask(TaskUmbilicalProtocol umbilical, Task.TaskReporter reporter)`
`protected void` | `Task.statusUpdate(TaskUmbilicalProtocol umbilical)`

Overview | Package | Class | Use | Tree | Deprecated | Index | Help
PREV NEXT | FRAMES NO FRAMES

Copyright © 2009 The Apache Software Foundation