Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 pilh@#_h
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detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 ]~>K\i
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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 _P,^_%}V06
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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 BHj\G7,S
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分页支持类: ~u&|G$1!0
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java代码: 6QZ5|T ]
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package com.javaeye.common.util; !umEyd@ "
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import java.util.List; b8BD8~;
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publicclass PaginationSupport { Y'`"9Db
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publicfinalstaticint PAGESIZE = 30; rS*$rQCr=
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privateint pageSize = PAGESIZE; "Vd_CO
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privateList items; +VU4s$w6
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privateint totalCount; 68R1AqU_
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privateint[] indexes = newint[0]; ~S; Z\
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privateint startIndex = 0; 9l+{OA
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public PaginationSupport(List items, int jU=<r
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totalCount){ 8
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setPageSize(PAGESIZE); 59rY[&|
setTotalCount(totalCount); o%y;(|4t >
setItems(items); V+Xl9v4O
setStartIndex(0); I<h=Cj[[
} >O]s&34
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public PaginationSupport(List items, int )%Y
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totalCount, int startIndex){ beZ(o?uK
setPageSize(PAGESIZE); dl l%4Sd
setTotalCount(totalCount); noNm^hFL
setItems(items); q]<xMg#nu
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} N
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public PaginationSupport(List items, int h3Fo-]0
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totalCount, int pageSize, int startIndex){ 6J%iZ
setPageSize(pageSize); en9en=n|
setTotalCount(totalCount); _$/
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setItems(items); IS]{}Y\3H
setStartIndex(startIndex); gbOCR1PBg
} \gccQig1CJ
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publicList getItems(){ }qC SS<a
return items; H3 m8
} 3vJ12=
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publicvoid setItems(List items){ fk5XvL
this.items = items; A%ywj'|z
} <9@7,2
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publicint getPageSize(){ 0^_MN~s(X
return pageSize; C|z%P}u#p
} #i@h{R01
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publicvoid setPageSize(int pageSize){ +lp{#1q0
this.pageSize = pageSize; ~v:#zU
} {^&@gkYY
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publicint getTotalCount(){ )teFS%
return totalCount; %my
} DBbc|I/[l
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publicvoid setTotalCount(int totalCount){ Qp:6=o0:
if(totalCount > 0){ d$1#<