Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 Y1Qg|U o
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detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 9>na3ISh
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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 ]K(>r#'nH
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自于Quake Wang的javaeye-core包的相应类,然后又做了很多修改 Q]d3a+dK
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分页支持类: Ysz&/ry
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java代码: !9knFt43
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package com.javaeye.common.util; Vx6/Rehj
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import java.util.List; >uN)O-
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publicclass PaginationSupport { ;>duY\$<
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publicfinalstaticint PAGESIZE = 30; /X_g[*]?
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privateint pageSize = PAGESIZE; l].Gz`L
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privateList items; #gL$~.1
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privateint totalCount; >5Rcj(-&l
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privateint[] indexes = newint[0]; W+C@(}pt
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privateint startIndex = 0; oS/cS)N20
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public PaginationSupport(List items, int %ur_DQ
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totalCount){ IP]"D"
setPageSize(PAGESIZE); "#a_--"k9
setTotalCount(totalCount); YGj3W.eH
setItems(items); ;QA`2$Ow
setStartIndex(0); B4 cm_YGE
} k9ThWo/#u
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public PaginationSupport(List items, int EN =oA P
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totalCount, int startIndex){ v~2$9x!9
setPageSize(PAGESIZE); IU8/B+hM~
setTotalCount(totalCount); JIl<4 %A
setItems(items); 7eh<>X!TX
setStartIndex(startIndex); *P#okwp
} #Tjv(O[&
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public PaginationSupport(List items, int S|{'.XG
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totalCount, int pageSize, int startIndex){ y3]7^+k
setPageSize(pageSize); r
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setTotalCount(totalCount); G8y:f%I!b
setItems(items); c3X'Sv
setStartIndex(startIndex); \Qh{uk[
} thYG1Cs
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publicList getItems(){ m@r+M"!R
return items; PfaBzi9?f
} &vf%E@<
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publicvoid setItems(List items){ FY^[?lj
this.items = items; P,2FH2Eyj
} =
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publicint getPageSize(){ eVobs2s
return pageSize; x-Kq=LFy.
} BM(8+Wj
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publicvoid setPageSize(int pageSize){ t8Sblgq
this.pageSize = pageSize; `uO(#au,U
} I.[2-~yf
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publicint getTotalCount(){ hPs7mnSW
return totalCount; :N \j@yJK
} y#4f^J!V
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publicvoid setTotalCount(int totalCount){ Op&i6V}<s
if(totalCount > 0){ gEVN;G'B<=
this.totalCount = totalCount; E4a`cGb
int count = totalCount / j4ARGkK5B
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pageSize; 5J d7<AO_
if(totalCount % pageSize > 0) OJ (ho&((
count++; j-egsKR
indexes = newint[count]; 5'JONw'\
for(int i = 0; i < count; i++){ Z/#&c
indexes = pageSize * ~i)m(65:
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} mE`OG8
}else{ 'y(;:Kc
this.totalCount = 0; q5jLK)
} K%Dksx7ow
} a
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publicint[] getIndexes(){ v8
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return indexes; 5XK}8\
} HgHhc&-
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