Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 {8W |W2o$!
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detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 ~JT lPU'
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据这一功能,我设计了通用的抽象Bean基类和分页类支持,代码来 f3\w99\o
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自于Quake Wang的javaeye-core包的相应类,然后又做了很多修改 Q9nu"x
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分页支持类: bwT"$Ee
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java代码: I *1#
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package com.javaeye.common.util; :r[W'h_%
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import java.util.List; {=UKTk/t8
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publicclass PaginationSupport { ?T~3B]R
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publicfinalstaticint PAGESIZE = 30; $K;_Wf
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privateint pageSize = PAGESIZE; 48W:4B'l9
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privateList items; &xF4p,7
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privateint totalCount; Q2??Kp]1
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privateint[] indexes = newint[0]; Nj"_sA
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privateint startIndex = 0; P1vF{e
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public PaginationSupport(List items, int w4>:uyE
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totalCount){ 1WZKQeOo
setPageSize(PAGESIZE); 'bd=,QW
setTotalCount(totalCount); ~6pCOS}
setItems(items); +X4ttv
setStartIndex(0); uT@8 _9
} :X]lXock0
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public PaginationSupport(List items, int \Mh4X`<e
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totalCount, int startIndex){ K[Ws/yc^a
setPageSize(PAGESIZE); `RL(N4H
setTotalCount(totalCount); INeWi= 1
setItems(items); ?.|wfBI
setStartIndex(startIndex); c9/
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} M?:f^
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public PaginationSupport(List items, int <'+R%6
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totalCount, int pageSize, int startIndex){ }*{\)7g
setPageSize(pageSize); 8#d99dOe
setTotalCount(totalCount); \5v=pDd4g
setItems(items); G> 5=`
setStartIndex(startIndex); 7m@^=w
} N1B$ G
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publicList getItems(){ 9#.NPfMF
return items; [M zc^I&
} }rb ]d'|
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publicvoid setItems(List items){ Y+Q,4s
this.items = items; +A&IxsTq5=
} :)3$&QdHT
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publicint getPageSize(){ _|Kv~\G!
return pageSize; PxCl]~v
} 5)o-]S>
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publicvoid setPageSize(int pageSize){ MX< ($M
this.pageSize = pageSize; Aj)<8
} qS[p|*BL
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publicint getTotalCount(){ 1x<rh\oo
return totalCount; IbNTdg]/F`
} b~jvmcr
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publicvoid setTotalCount(int totalCount){ m@
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if(totalCount > 0){ y^+[eT&