org.apache.hadoop.mapred

Class WrappedJvmID

java.lang.Object

org.apache.hadoop.mapreduce.ID

org.apache.hadoop.mapred.ID

org.apache.hadoop.mapred.WrappedJvmID

All Implemented Interfaces:

Comparable<org.apache.hadoop.mapreduce.ID>, org.apache.hadoop.io.Writable, org.apache.hadoop.io.WritableComparable<org.apache.hadoop.mapreduce.ID>

public class WrappedJvmID
extends org.apache.hadoop.mapred.ID

A simple wrapper for increasing the visibility.

Field Summary

Fields inherited from class org.apache.hadoop.mapreduce.ID

id, SEPARATOR

Constructor Summary

Constructors

Constructor and Description
WrappedJvmID(org.apache.hadoop.mapred.JobID jobID, boolean mapTask, int nextInt)

Method Summary

Methods

Modifier and Type	Method and Description
protected StringBuilder	appendTo(StringBuilder arg0)
int	compareTo(org.apache.hadoop.mapreduce.ID arg0)
boolean	equals(Object arg0)
static org.apache.hadoop.mapred.JVMId	forName(String arg0)
org.apache.hadoop.mapred.JobID	getJobId()
int	hashCode()
boolean	isMapJVM()
void	readFields(DataInput arg0)
String	toString()
void	write(DataOutput arg0)

Methods inherited from class org.apache.hadoop.mapreduce.ID

getId

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

WrappedJvmID

public WrappedJvmID(org.apache.hadoop.mapred.JobID jobID,
            boolean mapTask,
            int nextInt)

Method Detail

isMapJVM

public boolean isMapJVM()

getJobId

public org.apache.hadoop.mapred.JobID getJobId()

equals

public boolean equals(Object arg0)

Overrides:

equals in class org.apache.hadoop.mapreduce.ID

compareTo

public int compareTo(org.apache.hadoop.mapreduce.ID arg0)

Specified by:

compareTo in interface Comparable<org.apache.hadoop.mapreduce.ID>

Overrides:

compareTo in class org.apache.hadoop.mapreduce.ID

toString

public String toString()

Overrides:

toString in class org.apache.hadoop.mapreduce.ID

appendTo

protected StringBuilder appendTo(StringBuilder arg0)

hashCode

public int hashCode()

Overrides:

hashCode in class org.apache.hadoop.mapreduce.ID

readFields

public void readFields(DataInput arg0)
                throws IOException

Specified by:

readFields in interface org.apache.hadoop.io.Writable

Overrides:

readFields in class org.apache.hadoop.mapreduce.ID

Throws:

IOException

write

public void write(DataOutput arg0)
           throws IOException

Specified by:

write in interface org.apache.hadoop.io.Writable

Overrides:

write in class org.apache.hadoop.mapreduce.ID

Throws:

IOException

forName

public static org.apache.hadoop.mapred.JVMId forName(String arg0)
                                              throws IllegalArgumentException

Throws:

IllegalArgumentException