net.sf.jagg.msd
Class NumberDiscriminator<T extends java.lang.Number>

java.lang.Object
  net.sf.jagg.msd.AbstractDiscriminator<T>
      net.sf.jagg.msd.PortionDiscriminator<T>
          net.sf.jagg.msd.NumberDiscriminator<T>

All Implemented Interfaces:

Discriminator<T>

Direct Known Subclasses:

BigDecimalDiscriminator, BigIntegerDiscriminator, ByteDiscriminator, DoubleDiscriminator, FloatDiscriminator, IntegerDiscriminator, LongDiscriminator, ShortDiscriminator

public abstract class NumberDiscriminator<T extends java.lang.Number>
extends PortionDiscriminator<T>

A NumberDiscriminator discriminates Lists of Numbers.

Since:

0.5.0

Author:

Randy Gettman

Field Summary

static int	PORTION_BITS Numbers will be discriminated this number of bits at a time.
static int	PORTION_MASK This is the mask used to extract a portion of a number.

Constructor Summary

NumberDiscriminator()

Method Summary

protected abstract <E> PortionExtractor<E,T>

getPortionExtractor(Extractor<E,T> extractor) Returns an appropriate Extractor.

Methods inherited from class net.sf.jagg.msd.PortionDiscriminator

discriminate, discriminatePortion

Methods inherited from class net.sf.jagg.msd.AbstractDiscriminator

discriminate

Methods inherited from class java.lang.Object

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

Field Detail

PORTION_BITS

public static final int PORTION_BITS

Numbers will be discriminated this number of bits at a time.

See Also:

Constant Field Values

PORTION_MASK

public static final int PORTION_MASK

This is the mask used to extract a portion of a number.

See Also:

Constant Field Values

Constructor Detail

NumberDiscriminator

public NumberDiscriminator()

Method Detail

getPortionExtractor

protected abstract <E> PortionExtractor<E,T> getPortionExtractor(Extractor<E,T> extractor)

Returns an appropriate Extractor.

Specified by:

getPortionExtractor in class PortionDiscriminator<T extends java.lang.Number>

Type Parameters:

E - The type of the element.

Parameters:

extractor - An Extractor that returns appropriate labels.

Returns:

An appropriate Extractor.