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Packages that use TaskAttemptID | |
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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 | |
org.apache.hadoop.mapreduce.lib.map | |
org.apache.hadoop.mapreduce.lib.reduce | |
org.apache.hadoop.mapreduce.task |
Uses of TaskAttemptID in org.apache.hadoop.mapred |
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Subclasses of TaskAttemptID in org.apache.hadoop.mapred | |
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class |
TaskAttemptID
TaskAttemptID represents the immutable and unique identifier for a task attempt. |
Methods in org.apache.hadoop.mapred with parameters of type TaskAttemptID | ||
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protected static
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Task.createReduceContext(Reducer<INKEY,INVALUE,OUTKEY,OUTVALUE> reducer,
org.apache.hadoop.conf.Configuration job,
TaskAttemptID taskId,
RawKeyValueIterator rIter,
Counter inputKeyCounter,
Counter inputValueCounter,
RecordWriter<OUTKEY,OUTVALUE> output,
OutputCommitter committer,
StatusReporter reporter,
org.apache.hadoop.io.RawComparator<INKEY> comparator,
java.lang.Class<INKEY> keyClass,
java.lang.Class<INVALUE> valueClass)
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static TaskAttemptID |
TaskAttemptID.downgrade(TaskAttemptID old)
Downgrade a new TaskAttemptID to an old one |
Uses of TaskAttemptID in org.apache.hadoop.mapreduce |
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Methods in org.apache.hadoop.mapreduce that return TaskAttemptID | |
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static TaskAttemptID |
TaskAttemptID.forName(java.lang.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 | |
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void |
Job.failTask(TaskAttemptID taskId)
Fail indicated task attempt. |
void |
Job.killTask(TaskAttemptID taskId)
Kill indicated task attempt. |
Uses of TaskAttemptID in org.apache.hadoop.mapreduce.lib.map |
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Methods in org.apache.hadoop.mapreduce.lib.map that return TaskAttemptID | |
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TaskAttemptID |
WrappedMapper.Context.getTaskAttemptID()
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Uses of TaskAttemptID in org.apache.hadoop.mapreduce.lib.reduce |
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Methods in org.apache.hadoop.mapreduce.lib.reduce that return TaskAttemptID | |
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TaskAttemptID |
WrappedReducer.Context.getTaskAttemptID()
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Uses of TaskAttemptID in org.apache.hadoop.mapreduce.task |
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Methods in org.apache.hadoop.mapreduce.task that return TaskAttemptID | |
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TaskAttemptID |
TaskAttemptContextImpl.getTaskAttemptID()
Get the unique name for this task attempt. |
Constructors in org.apache.hadoop.mapreduce.task with parameters of type TaskAttemptID | |
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MapContextImpl(org.apache.hadoop.conf.Configuration conf,
TaskAttemptID taskid,
RecordReader<KEYIN,VALUEIN> reader,
RecordWriter<KEYOUT,VALUEOUT> writer,
OutputCommitter committer,
StatusReporter reporter,
InputSplit split)
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ReduceContextImpl(org.apache.hadoop.conf.Configuration conf,
TaskAttemptID taskid,
RawKeyValueIterator input,
Counter inputKeyCounter,
Counter inputValueCounter,
RecordWriter<KEYOUT,VALUEOUT> output,
OutputCommitter committer,
StatusReporter reporter,
org.apache.hadoop.io.RawComparator<KEYIN> comparator,
java.lang.Class<KEYIN> keyClass,
java.lang.Class<VALUEIN> valueClass)
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TaskAttemptContextImpl(org.apache.hadoop.conf.Configuration conf,
TaskAttemptID taskId)
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TaskAttemptContextImpl(org.apache.hadoop.conf.Configuration conf,
TaskAttemptID taskId,
StatusReporter reporter)
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TaskInputOutputContextImpl(org.apache.hadoop.conf.Configuration conf,
TaskAttemptID taskid,
RecordWriter<KEYOUT,VALUEOUT> output,
OutputCommitter committer,
StatusReporter reporter)
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