Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 K*]^0
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detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 6bacU#0o
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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
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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 #@v$`Df<
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分页支持类: $UX^$gG
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java代码: N;6@f*3_i
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package com.javaeye.common.util; ?;c&5'7ct
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import java.util.List; wRATe
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publicclass PaginationSupport { K~MTbdg
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publicfinalstaticint PAGESIZE = 30; /;K?Y#mf~j
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privateint pageSize = PAGESIZE; }Efz+>F02
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privateList items; eLd7|*|
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privateint totalCount; JBCJVWUt
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privateint[] indexes = newint[0]; ?#cX_
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privateint startIndex = 0;
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public PaginationSupport(List items, int a BHV
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totalCount){ VHUOI64*
setPageSize(PAGESIZE); -H;%1y$A-
setTotalCount(totalCount); 'g$a.75/-
setItems(items); 2Y2J)5,
setStartIndex(0); 'B$bGQ
} HVz,liq
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public PaginationSupport(List items, int /JOEnQ5X\!
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totalCount, int startIndex){ #f 4"
setPageSize(PAGESIZE); 0aF&5Lk`y
setTotalCount(totalCount); t\p_QWnF
setItems(items); }: W6Bo-|
setStartIndex(startIndex); aJ"Tt>Y[.~
} 7r_Y.
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public PaginationSupport(List items, int W9$mgs=S`E
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totalCount, int pageSize, int startIndex){ P]pVYX#m
setPageSize(pageSize); tvC7LL NP<
setTotalCount(totalCount); ]('isq,P
setItems(items); A#"AqNVWv
setStartIndex(startIndex); 3j2% '$>E^
} b~Qd9Nf
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publicList getItems(){ #hBDOXHPf
return items; IX /r
} 9tnW:Nw~
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publicvoid setItems(List items){ tcg sXB/t
this.items = items; iCouGd}
} )32BM+f"77
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publicint getPageSize(){ xl(];&A3
return pageSize; ZW}0{8Dk
} +^c;4-X
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publicvoid setPageSize(int pageSize){ T/^ /U6JB
this.pageSize = pageSize; (i,TxjS'od
} |WiK*
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publicint getTotalCount(){ zl:
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return totalCount; &b 2Vt
} :VPZGzK4
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publicvoid setTotalCount(int totalCount){ 1RtbQ{2F;
if(totalCount > 0){ Ksq{=q-T
this.totalCount = totalCount; gE/O29Y
int count = totalCount / 3wEVjT-
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pageSize; VP$ `.y
if(totalCount % pageSize > 0) ^/wvHu[#
count++; R4<