org.apache.pig

Class FileSplitComparable

java.lang.Object

org.apache.pig.FileSplitComparable

All Implemented Interfaces:

Serializable, Comparable<FileSplitComparable>, org.apache.hadoop.io.Writable, org.apache.hadoop.io.WritableComparable<FileSplitComparable>

@InterfaceAudience.Public
@InterfaceStability.Evolving
public class FileSplitComparable
extends Object
implements org.apache.hadoop.io.WritableComparable<FileSplitComparable>, Serializable

This class represents a relative position in a file. It records a filename and an offset. This allows Pig to order FileSplits.

Since:

Pig 0.7

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected String	filename
protected Long	offset

Constructor Summary

Constructors

Constructor and Description
FileSplitComparable()
FileSplitComparable(String fileName, long offset)

Method Summary

Methods

Modifier and Type	Method and Description
int	compareTo(FileSplitComparable other)
boolean	equals(Object obj)
int	hashCode()
void	readFields(DataInput in)
String	toString()
void	write(DataOutput out)

Methods inherited from class java.lang.Object

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

Field Detail

filename

protected String filename

offset

protected Long offset

Constructor Detail

FileSplitComparable

public FileSplitComparable()

FileSplitComparable

public FileSplitComparable(String fileName,
                   long offset)

Method Detail

compareTo

public int compareTo(FileSplitComparable other)

Specified by:

compareTo in interface Comparable<FileSplitComparable>

readFields

public void readFields(DataInput in)
                throws IOException

Specified by:

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

Throws:

IOException

write

public void write(DataOutput out)
           throws IOException

Specified by:

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

Throws:

IOException

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object