net.emaze.dysfunctional.order

Class StrictOrderingFloatComparator

java.lang.Object

net.emaze.dysfunctional.order.StrictOrderingFloatComparator

All Implemented Interfaces:

Serializable, Comparator<Float>

public class StrictOrderingFloatComparator
extends Object
implements Comparator<Float>, Serializable

semantic: MIN_FLOAT < negative floats < -0 < +0 < positive floats < MAX_FLOAT < every(NAN)

Author:

rferranti

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
StrictOrderingFloatComparator()

Method Summary

Methods

Modifier and Type	Method and Description
int	compare(Float lhs, Float rhs) Need to compare bits to handle 0.0 eq -0.0 being true.
boolean	equals(Object obj)
int	hashCode()

Methods inherited from class java.lang.Object

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

Constructor Detail

StrictOrderingFloatComparator

public StrictOrderingFloatComparator()

Method Detail

compare

public int compare(Float lhs,
          Float rhs)

Need to compare bits to handle 0.0 eq -0.0 being true. Compare should put -0.0 < +0.0. Two NaNs are also equals for compare purposes where NaN eq NaN is false.

Specified by:

compare in interface Comparator<Float>

Parameters:

lhs -

rhs -

Returns:

equals

public boolean equals(Object obj)

Specified by:

equals in interface Comparator<Float>

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object