Package | Description |
---|---|
org.apache.hadoop.mapred | |
org.apache.hadoop.mapreduce |
Modifier and Type | Class and Description |
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class |
TaskID
TaskID represents the immutable and unique identifier for
a Map or Reduce Task.
|
Modifier and Type | Method and Description |
---|---|
static TaskID |
TaskID.downgrade(TaskID old)
Downgrade a new TaskID to an old one
|
Modifier and Type | Method and Description |
---|---|
static TaskID |
TaskID.forName(String str)
Construct a TaskID object from given string
|
TaskID |
TaskAttemptID.getTaskID()
Returns the
TaskID object that this task attempt belongs to |
Constructor and Description |
---|
TaskAttemptID(TaskID taskId,
int id)
Constructs a TaskAttemptID object from given
TaskID . |
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