org.apache.hadoop.io
Class BooleanWritable

java.lang.Object
  extended by org.apache.hadoop.io.BooleanWritable
All Implemented Interfaces:
Comparable, Writable, WritableComparable

public class BooleanWritable
extends Object
implements WritableComparable

A WritableComparable for booleans.


Nested Class Summary
static class BooleanWritable.Comparator
          A Comparator optimized for BooleanWritable.
 
Constructor Summary
BooleanWritable()
           
BooleanWritable(boolean value)
           
 
Method Summary
 int compareTo(Object o)
           
 boolean equals(Object o)
           
 boolean get()
          Returns the value of the BooleanWritable
 int hashCode()
           
 void readFields(DataInput in)
          Deserialize the fields of this object from in.
 void set(boolean value)
          Set the value of the BooleanWritable
 String toString()
           
 void write(DataOutput out)
          Serialize the fields of this object to out.
 
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
 

Constructor Detail

BooleanWritable

public BooleanWritable()

BooleanWritable

public BooleanWritable(boolean value)
Method Detail

set

public void set(boolean value)
Set the value of the BooleanWritable


get

public boolean get()
Returns the value of the BooleanWritable


readFields

public void readFields(DataInput in)
                throws IOException
Description copied from interface: Writable
Deserialize the fields of this object from in.

For efficiency, implementations should attempt to re-use storage in the existing object where possible.

Specified by:
readFields in interface Writable
Parameters:
in - DataInput to deseriablize this object from.
Throws:
IOException

write

public void write(DataOutput out)
           throws IOException
Description copied from interface: Writable
Serialize the fields of this object to out.

Specified by:
write in interface Writable
Parameters:
out - DataOuput to serialize this object into.
Throws:
IOException

equals

public boolean equals(Object o)
Overrides:
equals in class Object

hashCode

public int hashCode()
Overrides:
hashCode in class Object

compareTo

public int compareTo(Object o)
Specified by:
compareTo in interface Comparable

toString

public String toString()
Overrides:
toString in class Object


Copyright © 2009 The Apache Software Foundation