net.sf.mmm.client.ui.base.widget.complex.adapter

Class ColumnComparator<ROW>

java.lang.Object

net.sf.mmm.client.ui.base.widget.complex.adapter.ColumnComparator<ROW>

Type Parameters:

ROW - is the generic type of a row in the list.

All Implemented Interfaces:

Comparator<ROW>

public class ColumnComparator<ROW>
extends Object
implements Comparator<ROW>

A Comparator to sort a List of <ROW>s by a specific column.

Since:

1.0.0

Author:

Joerg Hohwiller (hohwille at users.sourceforge.net)

See Also:

AbstractUiWidgetTableColumn.sort(SortOrder)

Field Summary

Fields

Modifier and Type	Field and Description
private AbstractUiWidgetTableColumn<?,ROW,?>	column The current column to sort by.
private SortOrder	sortOrder The SortOrder to sort by.

Constructor Summary

Constructors

Constructor and Description
ColumnComparator() The constructor.

Method Summary

Modifier and Type	Method and Description
int	compare(ROW row1, ROW row2)
void	sort(List<ROW> rows, AbstractUiWidgetTableColumn<?,ROW,?> sortColumn, SortOrder order) Sorts the given rows using the specified column and SortOrder.

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

comparing, comparing, comparingDouble, comparingInt, comparingLong, equals, naturalOrder, nullsFirst, nullsLast, reversed, reverseOrder, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Field Detail

column

private AbstractUiWidgetTableColumn<?,ROW,?> column

The current column to sort by.

sortOrder

private SortOrder sortOrder

The SortOrder to sort by.

Constructor Detail

ColumnComparator

public ColumnComparator()

The constructor.

Method Detail

sort

public void sort(List<ROW> rows,
                 AbstractUiWidgetTableColumn<?,ROW,?> sortColumn,
                 SortOrder order)

Sorts the given rows using the specified column and SortOrder.

Parameters:

rows - is the List of rows to sort.

sortColumn - the column to sort by.

order - the SortOrder.

compare

public int compare(ROW row1,
                   ROW row2)

Specified by:

compare in interface Comparator<ROW>