org.apache.hadoop.hdfs.util

Class EnumDoubles<E extends Enum<E>>

java.lang.Object

org.apache.hadoop.hdfs.util.EnumDoubles<E>

Type Parameters:

E - the enum type

public class EnumDoubles<E extends Enum<E>>
extends Object

Similar to EnumCounters except that the value type is double.

Constructor Summary

Constructors

Constructor and Description
EnumDoubles(Class<E> enumClass) Construct doubles for the given enum constants.

Method Summary

Methods

Modifier and Type	Method and Description
void	add(E e, double value) Add the given value to e.
void	add(EnumDoubles<E> that) Add the values of that object to this.
boolean	equals(Object obj)
double	get(E e)
int	hashCode()
void	negation() Negate all values.
void	reset() Reset all values to zero.
void	set(E e, double value) Set e to the given value.
void	set(EnumDoubles<E> that) Set the values of this object to that object.
void	subtract(E e, double value) Subtract the given value from e.
void	subtract(EnumDoubles<E> that) Subtract the values of this object from that object.
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

EnumDoubles

public EnumDoubles(Class<E> enumClass)

Construct doubles for the given enum constants.

Parameters:

enumClass - the enum class.

Method Detail

get

public final double get(E e)

Returns:

the value corresponding to e.

negation

public final void negation()

Negate all values.

set

public final void set(E e,
       double value)

Set e to the given value.

set

public final void set(EnumDoubles<E> that)

Set the values of this object to that object.

reset

public final void reset()

Reset all values to zero.

add

public final void add(E e,
       double value)

Add the given value to e.

add

public final void add(EnumDoubles<E> that)

Add the values of that object to this.

subtract

public final void subtract(E e,
            double value)

Subtract the given value from e.

subtract

public final void subtract(EnumDoubles<E> that)

Subtract the values of this object from that object.

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object