com.github.luomingxuorg.javautil.util

类 SortUtil

java.lang.Object

com.github.luomingxuorg.javautil.util.SortUtil

public class SortUtil
extends Object

对 List<T> 按照T中的某一个字段名进行排序
支持的字段类型:

• Short
• Integer
• Long
• Float
• Double
• BigDecimal
• Date

构造器概要

构造器

构造器和说明
SortUtil()

方法概要

限定符和类型	方法和说明
private static Integer	compare(Method method, Object one, Object two, Sort.Direction direction) do method
private static Integer	compare(Object one, Object two, Sort.Direction direction) compare two object which could be Integer, Double, Long, Short, Float, Date
private static Integer	compare(Object paramOne, Object paramTwo, String fieldName, Sort.Direction direction) 给doSort方法调用的比较方法
static <T> void	doSort(Sort sort, List<T> paramList) 给外部调用的排序的方法

从类继承的方法 java.lang.Object

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

构造器详细资料

SortUtil

public SortUtil()

方法详细资料

doSort

public static <T> void doSort(Sort sort,
                              List<T> paramList)
                       throws SortException

给外部调用的排序的方法

类型参数:

T -

参数:

sort -

paramList -

抛出:

SortException

compare

private static Integer compare(Object paramOne,
                               Object paramTwo,
                               String fieldName,
                               Sort.Direction direction)
                        throws Exception

给doSort方法调用的比较方法

参数:

paramOne - entity

paramTwo - entity

fieldName - field name which is used to compare

direction - compare direction

返回:

compare result

抛出:

Exception

compare

private static Integer compare(Object one,
                               Object two,
                               Sort.Direction direction)
                        throws Exception

compare two object which could be Integer, Double, Long, Short, Float, Date

参数:

one -

two -

direction -

返回:

抛出:

Exception

compare

private static Integer compare(Method method,
                               Object one,
                               Object two,
                               Sort.Direction direction)
                        throws Exception

do method

参数:

method - "compareTo" method

one -

two -

direction -

返回:

抛出:

Exception