org.frameworkset.util

类 InvertibleComparator<T>

java.lang.Object

org.frameworkset.util.InvertibleComparator<T>

所有已实现的接口:

java.io.Serializable, java.util.Comparator<T>

public class InvertibleComparator<T>
extends java.lang.Object
implements java.util.Comparator<T>, java.io.Serializable

另请参阅:

序列化表格

构造器概要

构造器

构造器和说明
InvertibleComparator(java.util.Comparator<T> comparator) Create an InvertibleComparator that sorts ascending by default.
InvertibleComparator(java.util.Comparator<T> comparator, boolean ascending) Create an InvertibleComparator that sorts based on the provided order.

方法概要

限定符和类型	方法和说明
int	compare(T o1, T o2)
boolean	equals(java.lang.Object obj)
int	hashCode()
void	invertOrder() Invert the sort order: ascending -> descending or descending -> ascending.
boolean	isAscending() Return the sort order: ascending (true) or descending (false).
void	setAscending(boolean ascending) Specify the sort order: ascending (true) or descending (false).
java.lang.String	toString()

从类继承的方法 java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

从接口继承的方法 java.util.Comparator

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

构造器详细资料

InvertibleComparator

public InvertibleComparator(java.util.Comparator<T> comparator)

Create an InvertibleComparator that sorts ascending by default. For the actual comparison, the specified Comparator will be used.

参数:

comparator - the comparator to decorate

InvertibleComparator

public InvertibleComparator(java.util.Comparator<T> comparator,
                            boolean ascending)

Create an InvertibleComparator that sorts based on the provided order. For the actual comparison, the specified Comparator will be used.

参数:

comparator - the comparator to decorate

ascending - the sort order: ascending (true) or descending (false)

方法详细资料

setAscending

public void setAscending(boolean ascending)

Specify the sort order: ascending (true) or descending (false).

isAscending

public boolean isAscending()

Return the sort order: ascending (true) or descending (false).

invertOrder

public void invertOrder()

Invert the sort order: ascending -> descending or descending -> ascending.

compare

public int compare(T o1,
                   T o2)

指定者:

compare 在接口中 java.util.Comparator<T>

equals

public boolean equals(java.lang.Object obj)

指定者:

equals 在接口中 java.util.Comparator<T>

覆盖:

equals 在类中 java.lang.Object

hashCode

public int hashCode()

覆盖:

hashCode 在类中 java.lang.Object

toString

public java.lang.String toString()

覆盖:

toString 在类中 java.lang.Object