org.codelogger.utils

Class SortUtils

java.lang.Object

org.codelogger.utils.SortUtils

public class SortUtils
extends Object

A useful tools to handle comparable array or collection.

Author:

DengDefei

Method Summary

Methods

Modifier and Type	Method and Description
static <T> void	asc(T comparableArray) Orders given comparable array by ascending.
static <T extends Comparable<? super T>> T[]	asc(T[] comparableArray) Return a new ordered array has all element of given comparable array by ascending.
static <T> T	ascClone(T comparableArray) Return a new ordered array has all element of given comparable array by ascending.
static <T extends Comparable<? super T>> void	ascDeep(T[] comparableArray) Orders given comparable array by ascending.
static <T> void	desc(T comparableArray) Orders given comparable array by descending.
static <T extends Comparable<? super T>> T[]	desc(T[] comparableArray) Return a new ordered array has all element of given comparable array by descending.
static <T> T	descClone(T comparableArray) Return a new ordered array has all element of given comparable array by descending.
static <T extends Comparable<? super T>> void	descDeep(T[] comparableArray) Orders given comparable array by descending.
static <T extends Comparable<? super T>> boolean	greaterThan(T object, T other) Returns true if object greater than other; false otherwise.
static <T extends Comparable<? super T>> boolean	greaterThanOrEquals(T object, T other) Returns true if object equals other or object greater than other; false otherwise.
static <T extends Comparable<? super T>> boolean	lessThan(T object, T other) Returns true if object less than other; false otherwise.
static <T extends Comparable<? super T>> boolean	lessThanOrEquals(T object, T other) Returns true if object equals other or object less than other; false otherwise.
static <T> void	reverse(T array) Sort the array in reverse order.

Methods inherited from class java.lang.Object

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

Method Detail

greaterThanOrEquals

public static <T extends Comparable<? super T>> boolean greaterThanOrEquals(T object,
                                                            T other)

Returns true if object equals other or object greater than other; false otherwise.

Parameters:

object - comparable object to test.

other - comparable object to test.

Returns:

true if object equals other or object above other; false otherwise.

greaterThan

public static <T extends Comparable<? super T>> boolean greaterThan(T object,
                                                    T other)

Returns true if object greater than other; false otherwise.

Parameters:

object - comparable object to test.

other - comparable object to test.

Returns:

true if object greater than other; false otherwise.

lessThanOrEquals

public static <T extends Comparable<? super T>> boolean lessThanOrEquals(T object,
                                                         T other)

Returns true if object equals other or object less than other; false otherwise.

Parameters:

object - comparable object to test.

other - comparable object to test.

Returns:

true if object equals other or object above other; false otherwise.

lessThan

public static <T extends Comparable<? super T>> boolean lessThan(T object,
                                                 T other)

Returns true if object less than other; false otherwise.

Parameters:

object - comparable object to test.

other - comparable object to test.

Returns:

true if object less than other; false otherwise.

asc

public static <T extends Comparable<? super T>> T[] asc(T[] comparableArray)

Return a new ordered array has all element of given comparable array by ascending.

Parameters:

comparableArray - comparable array to be handed.

ascDeep

public static <T extends Comparable<? super T>> void ascDeep(T[] comparableArray)

Orders given comparable array by ascending.

Parameters:

comparableArray - comparable array to be handed.

desc

public static <T extends Comparable<? super T>> T[] desc(T[] comparableArray)

Return a new ordered array has all element of given comparable array by descending.

Parameters:

comparableArray - comparable array to be handed.

descDeep

public static <T extends Comparable<? super T>> void descDeep(T[] comparableArray)

Orders given comparable array by descending.

Parameters:

comparableArray - comparable array to be handed.

ascClone

public static <T> T ascClone(T comparableArray)

Return a new ordered array has all element of given comparable array by ascending.

Parameters:

comparableArray - comparable array to be handed.

asc

public static <T> void asc(T comparableArray)

Orders given comparable array by ascending.

Parameters:

comparableArray - comparable array to be handed.

descClone

public static <T> T descClone(T comparableArray)

Return a new ordered array has all element of given comparable array by descending.

Parameters:

comparableArray - comparable array to be handed.

desc

public static <T> void desc(T comparableArray)

Orders given comparable array by descending.

Parameters:

comparableArray - comparable array to be handed.

reverse

public static <T> void reverse(T array)

Sort the array in reverse order.

Parameters:

array - object to be handled.