Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 _g%Wx?K9
m?Gb5=qo
detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 A+JM* eB
p[Z'Fl
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 nN|zEw]
? WD|a(
自于Quake Wang的javaeye-core包的相应类,然后又做了很多修改 8"C;I=]8
Jm%hb,
。 ^1&xt(G
.x$!Rc}
分页支持类: (qE*z
$,vZX u|Qw
java代码: {H$F!}a
!fFmQ\|)4S
)~hsd+ 0t
package com.javaeye.common.util; !Ua74C
R~-r8dWcw
import java.util.List; {.W$<y (j7
e`1,jt'
publicclass PaginationSupport { %cM2;a=2
!ul)e;a
publicfinalstaticint PAGESIZE = 30; Sb&sW?M
)^&,[Q=i
privateint pageSize = PAGESIZE; M2[ywab
~I0I#_$'P
privateList items; B_u+$Odo
&Wj
%`T{
privateint totalCount; Fm\
h883\
.uAOk0^z
privateint[] indexes = newint[0]; AHws5#;$6*
1goK>=-^
privateint startIndex = 0; J~Gq#C^e
Ji7%=_@'-#
public PaginationSupport(List items, int F, ^<
[]K5l%
totalCount){ #;F1+s<|QJ
setPageSize(PAGESIZE); 05".;(
setTotalCount(totalCount); (7nWv43
setItems(items); & A=q _
setStartIndex(0); _
?f~UvK
} }r&^*"
2=
6gS<h\h0
public PaginationSupport(List items, int =bUVGjr%96
!<"H73?fl
totalCount, int startIndex){ -9"hJ4
setPageSize(PAGESIZE); f-5vE9G3y7
setTotalCount(totalCount); .tB[8Y =J
setItems(items);
D7%`hU
setStartIndex(startIndex); S3-3pJ]~Zk
} [YT"UVI
C7%+1w'D8
public PaginationSupport(List items, int +p =n-
w'q}aQS
totalCount, int pageSize, int startIndex){ @DT${,.49
setPageSize(pageSize); 89F^I"Im(
setTotalCount(totalCount); UzVnC:
setItems(items); P,Fs7
setStartIndex(startIndex); Aa*UV6(v
} M*)}F
B7qm;(?X&
publicList getItems(){ wi]|"\
return items; |H&2[B"l
} g/+P]c6/
8UB-(~
publicvoid setItems(List items){ mDmy637_
this.items = items; "Vp+e%cqG
} {z?e<
'xAfcP[^
publicint getPageSize(){ clQN@1] M
return pageSize; 7O{c>@\
} /?l@7
P@'<OI
publicvoid setPageSize(int pageSize){ RE]u2R6Y
this.pageSize = pageSize; ,.u7([SGm
} s OD>mc#%Y
wy&s~lpV,7
publicint getTotalCount(){ \p"`!n
return totalCount; b_*Y5"(*
} e:IUO1#
=!_e(J
publicvoid setTotalCount(int totalCount){ lz X0B&:
if(totalCount > 0){ f>nj9a5
this.totalCount = totalCount; [3++Q-rR=
int count = totalCount / wm|{@z
}<w/2<