org.apache.pig.backend.hadoop

Class DoubleWritable

java.lang.Object

org.apache.pig.backend.hadoop.DoubleWritable

All Implemented Interfaces:

java.lang.Comparable, org.apache.hadoop.io.Writable, org.apache.hadoop.io.WritableComparable

public class DoubleWritable
extends java.lang.Object
implements org.apache.hadoop.io.WritableComparable

Writable for Double values.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	DoubleWritable.Comparator A Comparator optimized for DoubleWritable.

Constructor Summary

Constructors

Constructor and Description
DoubleWritable()
DoubleWritable(double value)

Method Summary

Modifier and Type	Method and Description
int	compareTo(java.lang.Object o)
boolean	equals(java.lang.Object o) Returns true iff o is a DoubleWritable with the same value.
double	get()
int	hashCode()
void	readFields(java.io.DataInput in)
void	set(double value)
java.lang.String	toString()
void	write(java.io.DataOutput out)

Methods inherited from class java.lang.Object

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

Constructor Detail

DoubleWritable

public DoubleWritable()

DoubleWritable

public DoubleWritable(double value)

Method Detail

readFields

public void readFields(java.io.DataInput in)
                throws java.io.IOException

Specified by:

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

Throws:

java.io.IOException

write

public void write(java.io.DataOutput out)
           throws java.io.IOException

Specified by:

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

Throws:

java.io.IOException

set

public void set(double value)

get

public double get()

equals

public boolean equals(java.lang.Object o)

Returns true iff o is a DoubleWritable with the same value.

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

compareTo

public int compareTo(java.lang.Object o)

Specified by:

compareTo in interface java.lang.Comparable

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object