@InterfaceAudience.Public @InterfaceStability.Stable public class LongWritable extends Object implements WritableComparable<LongWritable>
Constructor and Description |
---|
LongWritable() |
LongWritable(long value) |
Modifier and Type | Method and Description |
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int |
compareTo(LongWritable o)
Compares two LongWritables.
|
boolean |
equals(Object o)
Returns true iff
o is a LongWritable with the same value. |
long |
get()
Return the value of this LongWritable.
|
int |
hashCode() |
void |
readFields(DataInput in)
Deserialize the fields of this object from
in . |
void |
set(long value)
Set the value of this LongWritable.
|
String |
toString() |
void |
write(DataOutput out)
Serialize the fields of this object to
out . |
public void set(long value)
public long 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 write(DataOutput out) throws IOException
Writable
out
.write
in interface Writable
out
- DataOuput
to serialize this object into.IOException
public boolean equals(Object o)
o
is a LongWritable with the same value.public int compareTo(LongWritable o)
compareTo
in interface Comparable<LongWritable>
Copyright © 2017 Apache Software Foundation. All rights reserved.