Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 .,qh,m\Fo
4l*cX1!
detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 :qj^RcmVPL
]5a3e+
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 7z3tDE[#
s92ol0`
自于Quake Wang的javaeye-core包的相应类,然后又做了很多修改 \ Qx%76
L58H)V3Pn
。 s Adb0 A
kzCJs
分页支持类: \/ri|fm6l#
=?y0fLTc
java代码: xa]yq%
H6nH
2<8l&2}7]
package com.javaeye.common.util; 5-fASN.Lx
5K?/-0yG
import java.util.List; `IBNBJy
+Z_VF30pa
publicclass PaginationSupport { g.62XZF@
Z6Mjc/
publicfinalstaticint PAGESIZE = 30; $i<+O,@-
SfY 5Xgp
privateint pageSize = PAGESIZE; {y5 L
vc3r [mT
privateList items; fH9"sBiO
[8Z#HjhQ
privateint totalCount; KCZ<#ca^
}JQy&V%
privateint[] indexes = newint[0]; V,& OO
uR2|> m
privateint startIndex = 0; }zkFl{/u
*(vh |
public PaginationSupport(List items, int c]U+6JH
0x*|X@6\
totalCount){ 4IY|<
setPageSize(PAGESIZE); ->IZZ5G<
setTotalCount(totalCount); Br<lP#u=G
setItems(items); #Q=c.AL{
setStartIndex(0); nW\W<[O9
} K3=0D!D q
>;j&]]-&
public PaginationSupport(List items, int _~umE/tz
\AoqOC2u
totalCount, int startIndex){ {/5aF_0D.
setPageSize(PAGESIZE); rqBoUS4
setTotalCount(totalCount); :nl,Ac
setItems(items); |9FrVO$M
setStartIndex(startIndex); Ke:EL;*8k
} r.Z g<T
|-*50j l
public PaginationSupport(List items, int 6#jql
/D|q-`*K
totalCount, int pageSize, int startIndex){ %Q}(.h%M
setPageSize(pageSize); 2g_mQT
setTotalCount(totalCount); e_!Z-#\J%
setItems(items); 726UO#*
setStartIndex(startIndex); Rq?t=7fX)
} hG<[F@d
K(lVAKiP]
publicList getItems(){ ?< yYm;B
return items; D ZZRu8~
} >@?mP$;=
p9\*n5{
publicvoid setItems(List items){ hz<TjWXv'
this.items = items; `YZl2c<w*
} a
^juZ
#v~dhx=R
publicint getPageSize(){ +`mI\+y,
return pageSize; ",Mrdxn7
} lMg#zT!?
3q@JhB
publicvoid setPageSize(int pageSize){ TOa6sB!H
this.pageSize = pageSize; p__N6a
} eMV8`&c'
H~Uy/22aQy
publicint getTotalCount(){ `e3$jy@
return totalCount; y[AB,Dd
} +`V<&
Y-5l
${wp}<u_
publicvoid setTotalCount(int totalCount){ ~>0H
k}Hv
if(totalCount > 0){ C|3cQ{
this.totalCount = totalCount; $4)L~g|
int count = totalCount / dZb;`DjTH
FCKyKn
pageSize; bz~aj}"`
if(totalCount % pageSize > 0) VhAJ1[k4!
count++; aD_7^8>
indexes = newint[count]; ucU7
@j
for(int i = 0; i < count; i++){ @v&