org.jfantasy.framework.dao

Class Pager<T>

java.lang.Object

org.jfantasy.framework.dao.Pager<T>

Type Parameters:

T -

All Implemented Interfaces:

java.io.Serializable, Pagination

@Alias(value="Pager")
public class Pager<T>
extends java.lang.Object
implements Pagination, java.io.Serializable

通用分页对象

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static int	DEFAULT_PAGE_SIZE
static java.lang.String	SORT_ASC 排序 - 升序
static java.lang.String	SORT_DESC 排序 - 降序

Constructor Summary

Constructors

Constructor and Description
Pager()
Pager(int pageSize)
Pager(int currentPage, int pageSize, OrderBy orderBy)
Pager(OrderBy orderBy, int first, int size) 根据下标查询时使用
Pager(Pager pager)
Pager(Pager pager, java.util.List<T> items)

Method Summary

Modifier and Type	Method and Description
int	getCurrentPage() 获取当前显示的页码
int	getFirst()
long	getOffset()
OrderBy	getOrderBy()
java.util.List<T>	getPageItems()
int	getPageSize() 获取每页显示的条数
org.springframework.data.domain.Sort	getSort()
int	getTotalCount() 获取数据总条数
int	getTotalPage() 获取总页码
boolean	isOrderBySetted() 是否启用排序
static <T> Pager<T>	newPager()
static <T> Pager<T>	newPager(int size)
static <T> Pager<T>	newPager(int page, int size)
static <T> Pager<T>	newPager(int page, int size, OrderBy orderBy)
static <T> Pager<T>	newPager(int size, OrderBy orderBy)
static <T> Pager<T>	newPager(OrderBy orderBy)
static <T> Pager<T>	newPager(Pager<T> pager)
void	reset(int totalCount) 设置总数据条数
void	reset(int totalCount, java.util.List<T> items)
void	reset(java.util.List<T> items)
void	setCurrentPage(int currentPage) 设置显示的页码 注意是页码
void	setFirst(int first) 返回翻页开始位置
void	setOrderBy(OrderBy orderBy)
void	setPageSize(int pageSize) 设置每页显示数据的条数
void	setTotalCount(int totalCount) 设置总数据条
void	setTotalPage(int totalPage) 设置同条数
void	sort(java.lang.String property, OrderBy.Direction direction)
java.lang.String	toString()
RedirectAttributesWriter	writeTo(org.springframework.web.servlet.mvc.support.RedirectAttributes attrs)

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_PAGE_SIZE

public static final int DEFAULT_PAGE_SIZE

See Also:

Constant Field Values

SORT_ASC

public static final java.lang.String SORT_ASC

排序 - 升序

See Also:

Constant Field Values

SORT_DESC

public static final java.lang.String SORT_DESC

排序 - 降序

See Also:

Constant Field Values

Constructor Detail

Pager

public Pager()

Pager

public Pager(int pageSize)

Pager

public Pager(Pager pager)

Pager

public Pager(Pager pager,
             java.util.List<T> items)

Pager

public Pager(int currentPage,
             int pageSize,
             OrderBy orderBy)

Pager

public Pager(OrderBy orderBy,
             int first,
             int size)

根据下标查询时使用

Parameters:

orderBy -

first -

size -

Method Detail

newPager

public static <T> Pager<T> newPager()

newPager

public static <T> Pager<T> newPager(OrderBy orderBy)

newPager

public static <T> Pager<T> newPager(int size)

newPager

public static <T> Pager<T> newPager(int page,
                                    int size)

newPager

public static <T> Pager<T> newPager(int page,
                                    int size,
                                    OrderBy orderBy)

newPager

public static <T> Pager<T> newPager(int size,
                                    OrderBy orderBy)

newPager

public static <T> Pager<T> newPager(Pager<T> pager)

getTotalPage

public int getTotalPage()

获取总页码

Specified by:

getTotalPage in interface Pagination

Returns:

总页数

getPageSize

public int getPageSize()

获取每页显示的条数

Specified by:

getPageSize in interface Pagination

Returns:

每页显示条数

getOffset

public long getOffset()

getSort

public org.springframework.data.domain.Sort getSort()

setCurrentPage

public void setCurrentPage(int currentPage)

设置显示的页码 注意是页码

Specified by:

setCurrentPage in interface Pagination

Parameters:

currentPage - 当前页码

setFirst

public void setFirst(int first)

返回翻页开始位置

Parameters:

first - 数据开始位置

getFirst

public int getFirst()

setPageSize

public void setPageSize(int pageSize)

设置每页显示数据的条数

Specified by:

setPageSize in interface Pagination

Parameters:

pageSize - 每页显示数据条数

setTotalPage

public void setTotalPage(int totalPage)

Description copied from interface: Pagination

设置同条数

Specified by:

setTotalPage in interface Pagination

getCurrentPage

public int getCurrentPage()

获取当前显示的页码

Specified by:

getCurrentPage in interface Pagination

Returns:

currentPage

getTotalCount

public int getTotalCount()

获取数据总条数

Specified by:

getTotalCount in interface Pagination

Returns:

totalCount

setTotalCount

public void setTotalCount(int totalCount)

Description copied from interface: Pagination

设置总数据条

Specified by:

setTotalCount in interface Pagination

getPageItems

public java.util.List<T> getPageItems()

getOrderBy

public OrderBy getOrderBy()

setOrderBy

public void setOrderBy(OrderBy orderBy)

isOrderBySetted

public boolean isOrderBySetted()

是否启用排序

Returns:

boolean

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

reset

public void reset(int totalCount)

设置总数据条数

Parameters:

totalCount - 总数据条数

sort

public void sort(java.lang.String property,
                 OrderBy.Direction direction)

reset

public void reset(java.util.List<T> items)

reset

public void reset(int totalCount,
                  java.util.List<T> items)

writeTo

public RedirectAttributesWriter writeTo(org.springframework.web.servlet.mvc.support.RedirectAttributes attrs)