org.apache.hadoop.mapred
Enum JobHistory.RecordTypes

java.lang.Object
  java.lang.Enum<JobHistory.RecordTypes>
      org.apache.hadoop.mapred.JobHistory.RecordTypes

All Implemented Interfaces:

Serializable, Comparable<JobHistory.RecordTypes>

Enclosing class:

JobHistory

public static enum JobHistory.RecordTypes
extends Enum<JobHistory.RecordTypes>

Record types are identifiers for each line of log in history files. A record type appears as the first token in a single line of log.

Enum Constant Summary

Job

Jobtracker

MapAttempt

Meta

ReduceAttempt

Task

Method Summary

static JobHistory.RecordTypes	valueOf(String name) Returns the enum constant of this type with the specified name.
static JobHistory.RecordTypes[]	values() Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

Jobtracker

public static final JobHistory.RecordTypes Jobtracker

Job

public static final JobHistory.RecordTypes Job

Task

public static final JobHistory.RecordTypes Task

MapAttempt

public static final JobHistory.RecordTypes MapAttempt

ReduceAttempt

public static final JobHistory.RecordTypes ReduceAttempt

Meta

public static final JobHistory.RecordTypes Meta

Method Detail

values

public static JobHistory.RecordTypes[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (JobHistory.RecordTypes c : JobHistory.RecordTypes.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static JobHistory.RecordTypes valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum type has no constant with the specified name

NullPointerException - if the argument is null