Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 '+Z Jf&Ox
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detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 );_ /0:
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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 2+DK:T[
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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 EJMd[hMhe
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分页支持类: <[-{:dH,5
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java代码: Z 4i5,f
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package com.javaeye.common.util; S.B?l_d^
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import java.util.List; !g6=/9
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publicclass PaginationSupport { >o v#\
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publicfinalstaticint PAGESIZE = 30; i+in?!@G:
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privateint pageSize = PAGESIZE; q
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privateList items; Lu:*nJ%1[
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privateint totalCount; +boL?Ix+
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privateint[] indexes = newint[0]; [tJn!cMs
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privateint startIndex = 0; ,}@4@ >?K
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public PaginationSupport(List items, int On~KTt3Mp
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totalCount){ d4ld-y
setPageSize(PAGESIZE); tKcC{
setTotalCount(totalCount); }CMGK{
setItems(items); K1A<m=If
setStartIndex(0); tP*GYWI48
} <2%9O;bV[
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public PaginationSupport(List items, int \P9ms?((A
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totalCount, int startIndex){ }uC]o@/
setPageSize(PAGESIZE); UcD<vg"p
setTotalCount(totalCount); Ayg^<)JWh
setItems(items); SCe$v76p#
setStartIndex(startIndex); r-xP6
} WFV'^-4
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public PaginationSupport(List items, int v<g~EjzCf
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totalCount, int pageSize, int startIndex){ u/S>*E
setPageSize(pageSize); w xte
setTotalCount(totalCount); |[mmEYc
setItems(items); <%%)C>l
setStartIndex(startIndex); Qk>U=]U
} !X$19"
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publicList getItems(){ }2e s"
return items; mVYfyLZ,(
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publicvoid setItems(List items){ <]KQ$8dtD
this.items = items; cLwnV.
} mI DVN
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publicint getPageSize(){ ABe25Sus
return pageSize; IzUpkwN
} f.^|2T I1g
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publicvoid setPageSize(int pageSize){ +[MHl
this.pageSize = pageSize; i/'bpGrQ(
} &g5PPQ18
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publicint getTotalCount(){ ik/
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return totalCount; NziCN*6
} XMkRYI1~
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publicvoid setTotalCount(int totalCount){ U_izKvEh
if(totalCount > 0){ k[D,du')
this.totalCount = totalCount; ru 9@|FgAE
int count = totalCount / ] dJ"_
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pageSize; ?<