@InterfaceAudience.Public @InterfaceStability.Stable public class ByteWritable extends Object implements WritableComparable<ByteWritable>
| コンストラクタと説明 |
|---|
ByteWritable() |
ByteWritable(byte value) |
| 修飾子とタイプ | メソッドと説明 |
|---|---|
int |
compareTo(ByteWritable o)
Compares two ByteWritables.
|
boolean |
equals(Object o)
Returns true iff
o is a ByteWritable with the same value. |
byte |
get()
Return the value of this ByteWritable.
|
int |
hashCode() |
void |
readFields(DataInput in)
Deserialize the fields of this object from
in. |
void |
set(byte value)
Set the value of this ByteWritable.
|
String |
toString() |
void |
write(DataOutput out)
Serialize the fields of this object to
out. |
public ByteWritable()
public ByteWritable(byte value)
public void set(byte value)
public byte get()
public void readFields(DataInput in) throws IOException
Writablein.
For efficiency, implementations should attempt to re-use storage in the existing object where possible.
readFields インタフェース内 Writablein - DataInput to deseriablize this object from.IOExceptionpublic void write(DataOutput out) throws IOException
Writableout.write インタフェース内 Writableout - DataOuput to serialize this object into.IOExceptionpublic int compareTo(ByteWritable o)
compareTo インタフェース内 Comparable<ByteWritable>Copyright © 2016 Apache Software Foundation. All rights reserved.