public class FloatWritable extends Object implements WritableComparable
Modifier and Type | Class and Description |
---|---|
static class |
FloatWritable.Comparator
A Comparator optimized for FloatWritable.
|
Constructor and Description |
---|
FloatWritable() |
FloatWritable(float value) |
Modifier and Type | Method and Description |
---|---|
int |
compareTo(Object o)
Compares two FloatWritables.
|
boolean |
equals(Object o)
Returns true iff
o is a FloatWritable with the same value. |
boolean |
fuzzyEquals(Writable o,
double tolerance) |
float |
get()
Return the value of this FloatWritable.
|
WritableType |
getType()
Get the type of the writable.
|
int |
hashCode() |
void |
readFields(DataInput in)
Deserialize the fields of this object from
in . |
void |
set(float value)
Set the value of this FloatWritable.
|
double |
toDouble()
Convert Writable to double.
|
float |
toFloat()
Convert Writable to float.
|
int |
toInt()
Convert Writable to int.
|
long |
toLong()
Convert Writable to long.
|
String |
toString() |
void |
write(DataOutput out)
Serialize the fields of this object to
out . |
void |
writeType(DataOutput out)
Write the type (a single short value) to the DataOutput.
|
public FloatWritable()
public FloatWritable(float value)
public void set(float value)
public float get()
public void readFields(DataInput in) throws IOException
Writable
in
.
For efficiency, implementations should attempt to re-use storage in the existing object where possible.
readFields
in interface Writable
in
- DataInput
to deseriablize this object from.IOException
public void writeType(DataOutput out) throws IOException
Writable
WritableFactory
for details.writeType
in interface Writable
out
- DataOutput to write toIOException
- For errors during writingpublic void write(DataOutput out) throws IOException
Writable
out
.write
in interface Writable
out
- DataOuput
to serialize this object into.IOException
public boolean fuzzyEquals(Writable o, double tolerance)
public boolean equals(Object o)
o
is a FloatWritable with the same value.public int compareTo(Object o)
compareTo
in interface Comparable
public double toDouble()
Writable
public float toFloat()
Writable
public int toInt()
Writable
public long toLong()
Writable
public WritableType getType()
Writable
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