com.helger.commons.tree.sort

Class ComparatorTreeItemDataComparable<DATATYPE extends Comparable<? super DATATYPE>,ITEMTYPE extends IBasicTreeItem<DATATYPE,ITEMTYPE>>

java.lang.Object

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

com.helger.commons.compare.AbstractPartComparatorComparable<ITEMTYPE,DATATYPE>

com.helger.commons.tree.sort.ComparatorTreeItemDataComparable<DATATYPE,ITEMTYPE>

Type Parameters:

DATATYPE - tree item value type

ITEMTYPE - tree item implementation type

All Implemented Interfaces:

ISerializableComparator<ITEMTYPE>, Serializable, Comparator<ITEMTYPE>

Direct Known Subclasses:

ComparatorDefaultTreeItemComparable, ComparatorDefaultTreeItemWithIDDataComparable

@NotThreadSafe
public class ComparatorTreeItemDataComparable<DATATYPE extends Comparable<? super DATATYPE>,ITEMTYPE extends IBasicTreeItem<DATATYPE,ITEMTYPE>>
extends AbstractPartComparatorComparable<ITEMTYPE,DATATYPE>

Comparator for sorting IBasicTreeItem items by their value using an comparable value types.
Works for ITreeItem and ITreeItemWithID.

Author:

Philip Helger

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
ComparatorTreeItemDataComparable() Comparator with default sort order.

Method Summary

Modifier and Type	Method and Description
protected DATATYPE	getPart(ITEMTYPE aTreeItem) Implement this method to extract the part to compare from the original object.

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

mainCompare

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

compare, getNestedComparator, getSortOrder, isNullValuesComeFirst, setNestedComparator, setNullValuesComeFirst, setSortOrder, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

ComparatorTreeItemDataComparable

public ComparatorTreeItemDataComparable()

Comparator with default sort order.

Method Detail

getPart

@Nullable
protected DATATYPE getPart(@Nonnull
                                      ITEMTYPE aTreeItem)

Description copied from class: AbstractPartComparatorComparable

Implement this method to extract the part to compare from the original object.

Specified by:

getPart in class AbstractPartComparatorComparable<ITEMTYPE extends IBasicTreeItem<DATATYPE,ITEMTYPE>,DATATYPE extends Comparable<? super DATATYPE>>

Parameters:

aTreeItem - The object to be compared. Never null.

Returns:

The part of the source object to be compared with the part comparator provided in the constructor. May be null.