public class DoubleWritable extends java.lang.Object implements WritableComparable
| Modifier and Type | Class and Description |
|---|---|
static class |
DoubleWritable.Comparator
A Comparator optimized for DoubleWritable.
|
| Constructor and Description |
|---|
DoubleWritable() |
DoubleWritable(double value) |
| 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)
Deserialize the fields of this object from
in. |
void |
set(double value) |
double |
toDouble()
Convert Writable to double.
|
float |
toFloat()
Convert Writable to float.
|
int |
toInt()
Convert Writable to int.
|
long |
toLong()
Convert Writable to long.
|
java.lang.String |
toString() |
void |
write(java.io.DataOutput out)
Serialize the fields of this object to
out. |
public DoubleWritable()
public DoubleWritable(double value)
public void readFields(java.io.DataInput in)
throws java.io.IOException
Writablein.
For efficiency, implementations should attempt to re-use storage in the existing object where possible.
readFields in interface Writablein - DataInput to deseriablize this object from.java.io.IOExceptionpublic void write(java.io.DataOutput out)
throws java.io.IOException
Writableout.public void set(double value)
public double get()
public boolean equals(java.lang.Object o)
o is a DoubleWritable with the same value.equals in class java.lang.Objectpublic int hashCode()
hashCode in class java.lang.Objectpublic int compareTo(java.lang.Object o)
compareTo in interface java.lang.Comparablepublic java.lang.String toString()
toString in class java.lang.Objectpublic double toDouble()
Writablepublic float toFloat()
Writablepublic int toInt()
Writable