Uses of Class
org.apache.hadoop.mapreduce.TaskAttemptID

Packages that use TaskAttemptID

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.
org.apache.hadoop.mapreduce

Uses of TaskAttemptID in org.apache.hadoop.mapred

Subclasses of TaskAttemptID in org.apache.hadoop.mapred

class

TaskAttemptID TaskAttemptID represents the immutable and unique identifier for a task attempt.

Methods in org.apache.hadoop.mapred with parameters of type TaskAttemptID

protected static <INKEY,INVALUE,OUTKEY,OUTVALUE> Reducer.Context	Task.createReduceContext(Reducer<INKEY,INVALUE,OUTKEY,OUTVALUE> reducer, Configuration job, TaskAttemptID taskId, RawKeyValueIterator rIter, Counter inputKeyCounter, Counter inputValueCounter, RecordWriter<OUTKEY,OUTVALUE> output, OutputCommitter committer, StatusReporter reporter, RawComparator<INKEY> comparator, Class<INKEY> keyClass, Class<INVALUE> valueClass)
static TaskAttemptID	TaskAttemptID.downgrade(TaskAttemptID old) Downgrade a new TaskAttemptID to an old one

Uses of TaskAttemptID in org.apache.hadoop.mapreduce

Methods in org.apache.hadoop.mapreduce that return TaskAttemptID

static TaskAttemptID	TaskAttemptID.forName(String str) Construct a TaskAttemptID object from given string
TaskAttemptID	TaskAttemptContext.getTaskAttemptID() Get the unique name for this task attempt.

Methods in org.apache.hadoop.mapreduce with parameters of type TaskAttemptID

void	Job.failTask(TaskAttemptID taskId) Fail indicated task attempt.
void	Job.killTask(TaskAttemptID taskId) Kill indicated task attempt.

Constructors in org.apache.hadoop.mapreduce with parameters of type TaskAttemptID

MapContext(Configuration conf, TaskAttemptID taskid, RecordReader<KEYIN,VALUEIN> reader, RecordWriter<KEYOUT,VALUEOUT> writer, OutputCommitter committer, StatusReporter reporter, InputSplit split)

Mapper.Context(Configuration conf, TaskAttemptID taskid, RecordReader<KEYIN,VALUEIN> reader, RecordWriter<KEYOUT,VALUEOUT> writer, OutputCommitter committer, StatusReporter reporter, InputSplit split)

ReduceContext(Configuration conf, TaskAttemptID taskid, RawKeyValueIterator input, Counter inputKeyCounter, Counter inputValueCounter, RecordWriter<KEYOUT,VALUEOUT> output, OutputCommitter committer, StatusReporter reporter, RawComparator<KEYIN> comparator, Class<KEYIN> keyClass, Class<VALUEIN> valueClass)

Reducer.Context(Configuration conf, TaskAttemptID taskid, RawKeyValueIterator input, Counter inputKeyCounter, Counter inputValueCounter, RecordWriter<KEYOUT,VALUEOUT> output, OutputCommitter committer, StatusReporter reporter, RawComparator<KEYIN> comparator, Class<KEYIN> keyClass, Class<VALUEIN> valueClass)

TaskAttemptContext(Configuration conf, TaskAttemptID taskId)

TaskInputOutputContext(Configuration conf, TaskAttemptID taskid, RecordWriter<KEYOUT,VALUEOUT> output, OutputCommitter committer, StatusReporter reporter)