程序包 | 说明 |
---|---|
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.
|
限定符和类型 | 字段和说明 |
---|---|
protected Task.TaskReporter |
Task.CombinerRunner.reporter |
限定符和类型 | 方法和说明 |
---|---|
void |
Task.done(TaskUmbilicalProtocol umbilical,
Task.TaskReporter reporter) |
protected void |
Task.runJobCleanupTask(TaskUmbilicalProtocol umbilical,
Task.TaskReporter reporter) |
protected void |
Task.runJobSetupTask(TaskUmbilicalProtocol umbilical,
Task.TaskReporter reporter) |
protected void |
Task.runTaskCleanupTask(TaskUmbilicalProtocol umbilical,
Task.TaskReporter reporter) |
构造器和说明 |
---|
Task.OldCombinerRunner(Class<? extends Reducer<K,V,K,V>> cls,
JobConf conf,
Counters.Counter inputCounter,
Task.TaskReporter reporter) |
Copyright © 2009 The Apache Software Foundation