com.helger.commons.name

Class ComparatorDisplayTextProvider<DATATYPE>

java.lang.Object

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

com.helger.commons.compare.AbstractCollationComparator<DATATYPE>

com.helger.commons.name.ComparatorDisplayTextProvider<DATATYPE>

Type Parameters:

DATATYPE - The type of elements to be compared.

All Implemented Interfaces:

Serializable, Comparator<DATATYPE>

public final class ComparatorDisplayTextProvider<DATATYPE>
extends AbstractCollationComparator<DATATYPE>

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

Author:

Philip Helger

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
ComparatorDisplayTextProvider(Locale aSortLocale, IDisplayTextProvider<DATATYPE> aDisplayTextProvider, Locale aContentLocale) Constructor.
ComparatorDisplayTextProvider(Locale aSortLocale, IDisplayTextProvider<DATATYPE> aDisplayTextProvider, Locale aContentLocale, ESortOrder eSortOrder) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
protected String	asString(DATATYPE aObject) Abstract method that needs to be overridden to convert an object to a string representation for comparison.
Locale	getContentLocale()
IDisplayTextProvider<DATATYPE>	getDisplayTextProvider()

Methods inherited from class com.helger.commons.compare.AbstractCollationComparator

getCollator, mainCompare, toString

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

compare, getNestedComparator, getSortOrder, setSortOrder

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

equals

Constructor Detail

ComparatorDisplayTextProvider

public ComparatorDisplayTextProvider(@Nullable
                             Locale aSortLocale,
                             @Nonnull
                             IDisplayTextProvider<DATATYPE> aDisplayTextProvider,
                             @Nonnull
                             Locale aContentLocale)

Constructor.

Parameters:

aSortLocale - The locale to be used for sorting. May be null.

aDisplayTextProvider - The display text provider to be used. May not be null.

aContentLocale - The locale to be used to retrieve the display text of an object. May not be null.

ComparatorDisplayTextProvider

public ComparatorDisplayTextProvider(@Nullable
                             Locale aSortLocale,
                             @Nonnull
                             IDisplayTextProvider<DATATYPE> aDisplayTextProvider,
                             @Nonnull
                             Locale aContentLocale,
                             @Nonnull
                             ESortOrder eSortOrder)

Constructor.

Parameters:

aSortLocale - The locale to be used for sorting. May be null.

aDisplayTextProvider - The display text provider to be used. May not be null.

aContentLocale - The locale to be used to retrieve the display text of an object. May not be null.

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

Method Detail

getDisplayTextProvider

@Nonnull
public IDisplayTextProvider<DATATYPE> getDisplayTextProvider()

getContentLocale

@Nonnull
public Locale getContentLocale()

asString

protected String asString(DATATYPE aObject)

Description copied from class: AbstractCollationComparator

Abstract method that needs to be overridden to convert an object to a string representation for comparison.

Specified by:

asString in class AbstractCollationComparator<DATATYPE>

Parameters:

aObject - The object to be converted. May not be null depending on the elements to be sorted.

Returns:

The string representation of the object. May be null.