com.phloc.commons.id

Class ComparatorHasSimpleIntID<DATATYPE extends IHasSimpleIntID>

java.lang.Object

com.phloc.commons.compare.AbstractComparator<DATATYPE>

com.phloc.commons.compare.AbstractIntegerComparator<DATATYPE>

com.phloc.commons.id.ComparatorHasSimpleIntID<DATATYPE>

Type Parameters:

DATATYPE - The type of elements to be compared.

All Implemented Interfaces:

Serializable, Comparator<DATATYPE>

public class ComparatorHasSimpleIntID<DATATYPE extends IHasSimpleIntID>
extends AbstractIntegerComparator<DATATYPE>

This is a collation Comparator for objects that implement the IHasSimpleIntID interface.

Author:

Philip Helger

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
ComparatorHasSimpleIntID() Comparator with default sort order and no nested comparator.
ComparatorHasSimpleIntID(Comparator<? super DATATYPE> aNestedComparator) Comparator with default sort order and a nested comparator.
ComparatorHasSimpleIntID(ESortOrder eSortOrder) Constructor with sort order.
ComparatorHasSimpleIntID(ESortOrder eSortOrder, Comparator<? super DATATYPE> aNestedComparator) Comparator with sort order and a nested comparator.

Method Summary

Methods

Modifier and Type	Method and Description
protected long	asLong(DATATYPE aObject)

Methods inherited from class com.phloc.commons.compare.AbstractIntegerComparator

mainCompare

Methods inherited from class com.phloc.commons.compare.AbstractComparator

compare, getSortOrder, setSortOrder

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

equals

Constructor Detail

ComparatorHasSimpleIntID

public ComparatorHasSimpleIntID()

Comparator with default sort order and no nested comparator.

ComparatorHasSimpleIntID

public ComparatorHasSimpleIntID(@Nonnull
                        ESortOrder eSortOrder)

Constructor with sort order.

Parameters:

eSortOrder - The sort order to use. May not be null.

ComparatorHasSimpleIntID

public ComparatorHasSimpleIntID(@Nullable
                        Comparator<? super DATATYPE> aNestedComparator)

Comparator with default sort order and a nested comparator.

Parameters:

aNestedComparator - The nested comparator to be invoked, when the main comparison resulted in 0.

ComparatorHasSimpleIntID

public ComparatorHasSimpleIntID(@Nonnull
                        ESortOrder eSortOrder,
                        @Nullable
                        Comparator<? super DATATYPE> aNestedComparator)

Comparator with sort order and a nested comparator.

Parameters:

eSortOrder - The sort order to use. May not be null.

aNestedComparator - The nested comparator to be invoked, when the main comparison resulted in 0.

Method Detail

asLong

protected long asLong(@Nullable
          DATATYPE aObject)

Specified by:

asLong in class AbstractIntegerComparator<DATATYPE extends IHasSimpleIntID>