Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 apn*,7ps65
Q/Rqa5LI:
detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 rPm x
2~[juWbz
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 gRzxLf`K
3XNCAb2
自于Quake Wang的javaeye-core包的相应类,然后又做了很多修改 8{ I|$*nB
4skD(au8
。 m4Zk\,1m.|
}6ldjCT/,
分页支持类: [#iz/q~}
!()Qm,1u
java代码: _yT Ed"$
^ZCD ~P_=
6L~n.5B~o
package com.javaeye.common.util; 1Z&(6cDY8M
J.%IfN
import java.util.List; T
u'{&
19] E 5'AI
publicclass PaginationSupport { \{YU wKK/A
_"{Xi2@H
publicfinalstaticint PAGESIZE = 30; G+m }MOQP7
xYB{;K
privateint pageSize = PAGESIZE; $pz/?>!
H,NF;QPPC
privateList items; O".=r}
1E$|~
privateint totalCount; *NQ/UXE
ajpXL
privateint[] indexes = newint[0]; k;W
XB|k
"wc<B4"
privateint startIndex = 0; Qg/rRiV
d"Y{UE
public PaginationSupport(List items, int yh=N@Z*zP
cc3 4e
totalCount){ :zR!/5
setPageSize(PAGESIZE); F:ELPs4"
setTotalCount(totalCount); sR8"3b<qA
setItems(items); g\AY|;T
setStartIndex(0); :v 4]D4\o
} 048kPXm`
bPMhfK2 %
public PaginationSupport(List items, int B/C,.?Or
%XTI-B/K
totalCount, int startIndex){ =R\]=cRbg
setPageSize(PAGESIZE); dqAw5[qMJ
setTotalCount(totalCount); [S<";l8
setItems(items); J8D,ZfPN`d
setStartIndex(startIndex); .|=\z9_7S8
} 2"~8Z(0
azU"G(6y?+
public PaginationSupport(List items, int A)KZa"EX
A)~6Im
totalCount, int pageSize, int startIndex){ cj@koA'
setPageSize(pageSize); YbLW/E\T
setTotalCount(totalCount); 2+O'9F_v
setItems(items); -^wl>}#*T3
setStartIndex(startIndex); CQ2jP
G*py
} 0(btA~'*
-.3w^D"l
publicList getItems(){ "ITIhnE
return items; "h ^Z
} F&Hrk|a
ZG@q`<:j
publicvoid setItems(List items){ 3N:D6w-R
this.items = items; 59-c<I/}f
} { "E\Jcjl\
cGD(.=
publicint getPageSize(){ |D.ND%K&
return pageSize; WjjB<YKzF
} kNL\m[W8$
[8*)8jP3
publicvoid setPageSize(int pageSize){ vcd\GN*4f
this.pageSize = pageSize; $mB;K]m
} =rK+eG#,
8.~kK<)!
publicint getTotalCount(){ &"q=5e2
return totalCount; 1i] ^{;]
} Y4(
{zFMmPid
publicvoid setTotalCount(int totalCount){ 2Hv+W-6v
if(totalCount > 0){ I2^8pTLh
this.totalCount = totalCount; 4Z,!zFS$`
int count = totalCount / f
V( J|
b_):MQ1{
pageSize; ri.I pRe
if(totalCount % pageSize > 0) Hq 188<
count++; <