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

Packages that use ID

Package	Description
org.apache.hadoop.mapred
org.apache.hadoop.mapreduce

Uses of ID in org.apache.hadoop.mapred

Subclasses of ID in org.apache.hadoop.mapred

Modifier and Type	Class	Description
class	ID	A general identifier, which internally stores the id as an integer.
class	JobID	JobID represents the immutable and unique identifier for the job.
class	TaskAttemptID	TaskAttemptID represents the immutable and unique identifier for a task attempt.
class	TaskID	TaskID represents the immutable and unique identifier for a Map or Reduce Task.

Uses of ID in org.apache.hadoop.mapreduce

Subclasses of ID in org.apache.hadoop.mapreduce

Modifier and Type	Class	Description
class	JobID	JobID represents the immutable and unique identifier for the job.
class	TaskAttemptID	TaskAttemptID represents the immutable and unique identifier for a task attempt.
class	TaskID	TaskID represents the immutable and unique identifier for a Map or Reduce Task.

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

Modifier and Type	Method	Description
int	ID.compareTo(ID that)	Compare IDs by associated numbers
int	JobID.compareTo(ID o)	Compare JobIds by first jtIdentifiers, then by job numbers
int	TaskAttemptID.compareTo(ID o)	Compare TaskIds by first tipIds, then by task numbers.
int	TaskID.compareTo(ID o)	Compare TaskInProgressIds by first jobIds, then by tip numbers.