Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 @e?[oojrM
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detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 D0E"YEo\nv
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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 ]`i@~Z h\
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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 n\8[G[M
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分页支持类: ~"<VUJ=Ly:
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java代码:
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package com.javaeye.common.util; KiRt'
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import java.util.List; J^+$L"K
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publicclass PaginationSupport { -z~ V
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publicfinalstaticint PAGESIZE = 30; tx&U"]
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privateint pageSize = PAGESIZE; c:,{O0 #
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privateList items; J-%PyvK$?
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privateint totalCount; YQ8x6AJ
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privateint[] indexes = newint[0]; %_J/&{6G
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privateint startIndex = 0; ^N}~U5
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public PaginationSupport(List items, int ZD] '$
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totalCount){ !L.z4n,n+
setPageSize(PAGESIZE); H1ui#5n2
setTotalCount(totalCount); ht
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setItems(items); F]&J%i
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setStartIndex(0); b>AAx$2Y
} @Q1F#IU
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public PaginationSupport(List items, int \,IDLXqp
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totalCount, int startIndex){ yI)fu^
setPageSize(PAGESIZE); N+@@EOmH
setTotalCount(totalCount); ]O(HZD%
setItems(items); 9(evHR7
setStartIndex(startIndex); VA
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} uKAHJ$%
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public PaginationSupport(List items, int WxP4{T* <
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totalCount, int pageSize, int startIndex){ u'n%BVt
setPageSize(pageSize); 89e.\EH
setTotalCount(totalCount); :V1ZeNw
setItems(items); ]~<T` )Hi
setStartIndex(startIndex); eMd1%/[
} ~~E=E;9
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publicList getItems(){ JI; i1@|b
return items; 6!=9V0G~
} |0pBBDw
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publicvoid setItems(List items){ J-{E`ibGN
this.items = items; @5@{Es1u
} T-cVM>u\D
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publicint getPageSize(){ rW>'2m6HU
return pageSize; ?lna8]t
} e&7}N Za
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publicvoid setPageSize(int pageSize){ (C[S?@S
this.pageSize = pageSize; ,&l