Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 (?lT @RY/
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detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 ~Ga{=OM??
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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 5~(nHCf>
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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 `krVfE;_O
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分页支持类: bxBndxl
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java代码: cS@p`A7Tpo
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package com.javaeye.common.util; </SO#g^r<
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import java.util.List; TC@F*B;
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publicclass PaginationSupport { |?MD>Pez
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publicfinalstaticint PAGESIZE = 30; JRE\R&>g
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privateint pageSize = PAGESIZE; -~H
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privateList items; FP0GE
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privateint totalCount; +JXn
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privateint[] indexes = newint[0]; v;}MHl
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privateint startIndex = 0; ~3-+~y=o~
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public PaginationSupport(List items, int jMX|1b
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totalCount){ 3Q )"
setPageSize(PAGESIZE); \8vZZ t
setTotalCount(totalCount); M9(lxu y1
setItems(items); "+
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setStartIndex(0); fi&>;0?7
} r&:yZN
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public PaginationSupport(List items, int RQ#9[6w!v
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totalCount, int startIndex){ Gf9O\wrs
setPageSize(PAGESIZE); W3^^aD-
setTotalCount(totalCount); U^K8^an$
setItems(items); ou]jm=4[
setStartIndex(startIndex); (l(d0g&p>
} |Vu`-L'Jz
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public PaginationSupport(List items, int r/0AM}[!*j
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totalCount, int pageSize, int startIndex){ O@:R\MwFOZ
setPageSize(pageSize); LA(/UA3Izd
setTotalCount(totalCount); sqRvnCD!
setItems(items); ,zJ:a>v
setStartIndex(startIndex); -b?s\X
} hQvI}
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publicList getItems(){ 9o]!D,u8=5
return items; R4zOiBi'B
} Z]5xy_La
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publicvoid setItems(List items){ wNNg"}&P
this.items = items; 9OlJC[
} ?/~Q9My
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publicint getPageSize(){ "tDB[?
return pageSize; r $ YEq5
} 58`Dcx,yJ
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publicvoid setPageSize(int pageSize){ +vV?[e
this.pageSize = pageSize; 0[8uuqV[cB
} fN9uSnu
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publicint getTotalCount(){ Wi~?2-!
return totalCount; }b{7+ +
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} +]~}kvk:
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publicvoid setTotalCount(int totalCount){ %xp 69
if(totalCount > 0){ ?]+!gz1
this.totalCount = totalCount; >J:liB|(
int count = totalCount / 8zjJshE/
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pageSize; Vp1Nk#H
if(totalCount % pageSize > 0) eF4f7>5Cv
count++; ,WAJ&
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indexes = newint[count]; [EQTrr(
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for(int i = 0; i < count; i++){ rV*Ri~Vx
indexes = pageSize * kp6 &e
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} v9#F\ F/
}else{ RS2uk7MB
this.totalCount = 0; bY~V?yNgKM
} Iy5)SZ'
} \"Qa)1|
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publicint[] getIndexes(){ LF+E5{=:R
return indexes; a?X@ D<.;
} xF
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publicvoid setIndexes(int[] indexes){ &,\my-4c>
this.indexes = indexes; ^t`0ul]c
} y6H`FFqK
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publicint getStartIndex(){ ]v+yeGIK S
return startIndex; fOP3`G^\
} \GK]6VW
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