Package jetbrains.buildServer.serverSide.util

Class IdOrderedComparator<T extends Comparable<? super T>>

java.lang.Object

jetbrains.buildServer.serverSide.util.IdOrderedComparator<T>

All Implemented Interfaces:

Comparator<T>

public class IdOrderedComparator<T extends Comparable<? super T>>
extends Object
implements Comparator<T>

Created by Andrey Titov on 3/5/15.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	IdOrderedComparator.IdProvider<T>

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	IdOrderedComparator(gnu.trove.THashMap<String,Long> order, IdOrderedComparator<T> cloned)
	IdOrderedComparator(Map<String,Long> order, IdOrderedComparator.IdProvider<T> idProvider, Comparator<? super T> preComparator, Comparator<? super T> postComparator)

Method Summary

Modifier and Type	Method	Description
protected gnu.trove.THashMap<String,Long>	calculateNewOrder(List<String> newOrder, List<String> idsToRemove)
int	compare(T left, T right)
static int	compareNullableLongs(Long leftPos, Long rightPos)
IdOrderedComparator<T>	createUpdatedComparator(List<String> newOrder, List<String> idsToRemove)
Map<String,Long>	getOrder()
String	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

equals, reversed, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Constructor Detail

IdOrderedComparator

public IdOrderedComparator(@NotNull
                           Map<String,Long> order,
                           @NotNull
                           IdOrderedComparator.IdProvider<T> idProvider,
                           @Nullable
                           Comparator<? super T> preComparator,
                           @Nullable
                           Comparator<? super T> postComparator)

IdOrderedComparator

protected IdOrderedComparator(@NotNull
                              gnu.trove.THashMap<String,Long> order,
                              @NotNull
                              IdOrderedComparator<T> cloned)

Method Detail

getOrder

@NotNull
public Map<String,Long> getOrder()

compare

public int compare(T left,
                   T right)

Specified by:

compare in interface Comparator<T extends Comparable<? super T>>

compareNullableLongs

public static int compareNullableLongs(@Nullable
                                       Long leftPos,
                                       @Nullable
                                       Long rightPos)

createUpdatedComparator

public IdOrderedComparator<T> createUpdatedComparator(@NotNull
                                                      List<String> newOrder,
                                                      @Nullable
                                                      List<String> idsToRemove)

calculateNewOrder

@NotNull
protected gnu.trove.THashMap<String,Long> calculateNewOrder(@NotNull
                                                                  List<String> newOrder,
                                                                  @Nullable
                                                                  List<String> idsToRemove)

toString

public String toString()

Overrides:

toString in class Object