com.ruijc.util

Class PageUtils

java.lang.Object

com.ruijc.util.PageUtils

public class PageUtils
extends Object

分页工具类

Author:

storezhang

Constructor Summary

Constructors

Constructor and Description
PageUtils()

Method Summary

Modifier and Type	Method and Description
static int	calIndex(int pageNum, int pageSize) 计算开始下标，结束下标
static <T> Page<T>	getPage(List<T> t, long total, int pageNum, int pageSize) 返回通用分页对象

Methods inherited from class java.lang.Object

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

Constructor Detail

PageUtils

public PageUtils()

Method Detail

calIndex

public static int calIndex(int pageNum,
                           int pageSize)

计算开始下标，结束下标

Parameters:

pageNum - 页数

pageSize - 每页显示个数

Returns:

值

getPage

public static <T> Page<T> getPage(List<T> t,
                                  long total,
                                  int pageNum,
                                  int pageSize)

返回通用分页对象

Type Parameters:

T - 类型

Parameters:

t - 对象

total - 对象总数

pageNum - 当前页

pageSize - 每页显示数目

Returns:

分页对象