Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 {.' ,%)
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detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 }<}`Q^Mlk
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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 7(|3 OR+
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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 '1kj:Np
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分页支持类: ,#'o)O#
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java代码: VtzyB
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package com.javaeye.common.util; Ye\*b?6
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import java.util.List; `:bvuc(
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publicclass PaginationSupport { z`xz~9a<
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publicfinalstaticint PAGESIZE = 30; z2s|.M]&-D
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privateint pageSize = PAGESIZE; "zeJ4f
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privateList items; >jrz;r
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privateint totalCount; 11@2 ;vw
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privateint[] indexes = newint[0]; qV, $bw
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privateint startIndex = 0; Zjp5\+hHV
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public PaginationSupport(List items, int u\1Wkxj
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totalCount){ d4/`:?w
setPageSize(PAGESIZE); KWigMh\r
setTotalCount(totalCount); zZ+LisS s&
setItems(items); BJO~$/R?v
setStartIndex(0); _Okn P2E
} Xb+if
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public PaginationSupport(List items, int 2=/g~rp*
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totalCount, int startIndex){ Og;$P'U
setPageSize(PAGESIZE); C5s N[
setTotalCount(totalCount); ;qVEI/
setItems(items); >;' 1k'
setStartIndex(startIndex); ;@ll
} ,QHx*~9
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public PaginationSupport(List items, int 5rHnU<H@y
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totalCount, int pageSize, int startIndex){ Eip~~2
setPageSize(pageSize); sNk>0 X[
setTotalCount(totalCount); \")YKN=W
setItems(items); V Q,\O
setStartIndex(startIndex); ZAo)_za&mH
} K}5$;W#
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publicList getItems(){ s!o<Pd yJK
return items; xBI"{nGoN
} E~Up\f
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publicvoid setItems(List items){ "za*$DU
this.items = items; k0e|8g X
} #Mem2cz
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publicint getPageSize(){ [>Kxm
return pageSize; zk 'e6
}
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publicvoid setPageSize(int pageSize){ C@?e`=9(
this.pageSize = pageSize; RH'F<!p
} *(SBl}f4l
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publicint getTotalCount(){ ZV<y=F*~f
return totalCount; Ff#N|L'9_
} VzYP:QRz
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publicvoid setTotalCount(int totalCount){ S5pP"&