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java.lang.Objectorg.apache.hadoop.mapreduce.JobContext
org.apache.hadoop.mapreduce.TaskAttemptContext
public class TaskAttemptContext
The context for task attempts.
Field Summary |
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Fields inherited from class org.apache.hadoop.mapreduce.JobContext |
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COMBINE_CLASS_ATTR, conf, INPUT_FORMAT_CLASS_ATTR, MAP_CLASS_ATTR, OUTPUT_FORMAT_CLASS_ATTR, PARTITIONER_CLASS_ATTR, REDUCE_CLASS_ATTR |
Constructor Summary | |
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TaskAttemptContext(Configuration conf,
TaskAttemptID taskId)
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Method Summary | |
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java.lang.String |
getStatus()
Get the last set status message. |
TaskAttemptID |
getTaskAttemptID()
Get the unique name for this task attempt. |
void |
progress()
Report progress. |
void |
setStatus(java.lang.String msg)
Set the current status of the task to the given string. |
Methods inherited from class org.apache.hadoop.mapreduce.JobContext |
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getCombinerClass, getConfiguration, getGroupingComparator, getInputFormatClass, getJar, getJobID, getJobName, getMapOutputKeyClass, getMapOutputValueClass, getMapperClass, getNumReduceTasks, getOutputFormatClass, getOutputKeyClass, getOutputValueClass, getPartitionerClass, getReducerClass, getSortComparator, getWorkingDirectory |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public TaskAttemptContext(Configuration conf, TaskAttemptID taskId)
Method Detail |
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public TaskAttemptID getTaskAttemptID()
public void setStatus(java.lang.String msg) throws java.io.IOException
java.io.IOException
public java.lang.String getStatus()
public void progress()
progress
in interface Progressable
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