Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 k^ B'W{
g4=}].
detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 YMIDV-
_;yp^^S
据这一功能,我设计了通用的抽象Bean基类和分页类支持,代码来 ~uq J@#o{
8{6KWqG\
自于Quake Wang的javaeye-core包的相应类,然后又做了很多修改 *P$5k1
K~+y<z E
。 -/~^S]
/cJ$`
pN
分页支持类: Fr,>|
:)q/8 0@
java代码: A_{QY&%m
gA2Il8K
.7g^w+W
package com.javaeye.common.util; j Z3N+_J1
v8y77:
import java.util.List; +'=^/!
?T$i
publicclass PaginationSupport { _q)`Y:2
n~8-+$6OR
publicfinalstaticint PAGESIZE = 30; 'ujtw:Z:
udqGa)&0
privateint pageSize = PAGESIZE; I>=7|G
|}QDC/
privateList items; 4L^KR_h/
bV@53_)N2
privateint totalCount; ,`P,))
X
z2IAiAs'
privateint[] indexes = newint[0]; f>\?\!
ro}plK(<WQ
privateint startIndex = 0; >J 3N,f
w]"Y1J(i
public PaginationSupport(List items, int [LL"86D
s)375jCga
totalCount){ 9C-F%te7
setPageSize(PAGESIZE); "2'nLQ""q
setTotalCount(totalCount); [uc;M6o}?
setItems(items); j
&,vju
setStartIndex(0); '#4ya=Ww
} 0"#tK4
>>(2ZJ
public PaginationSupport(List items, int _Y|k \|'
4oT25VH
totalCount, int startIndex){ zXbTpm
setPageSize(PAGESIZE); vo!:uvy;2
setTotalCount(totalCount); dB<BEe\$g.
setItems(items); ,
y{o!w
setStartIndex(startIndex); 9H1R0iWW
} >P>.j+o/
(4$lB{%
public PaginationSupport(List items, int 4D$$KSa
, j'=sDl
totalCount, int pageSize, int startIndex){ b\UQ6V
setPageSize(pageSize); fR5
NiH
setTotalCount(totalCount); ?5$\8gZ
setItems(items); @K4} cP
setStartIndex(startIndex); J0d +q!
} ,BW^j.7
7xwS
.|
publicList getItems(){ BG-uKJ ^
return items; =H>rX
2k
} #MHnJ
_UjAct]6
publicvoid setItems(List items){ u<!!%C~+=
this.items = items; <C+:hsS=
} {8@?9Z9R{
.Z8 x!!Q*
publicint getPageSize(){ udp&