Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 d` ttWWPw
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detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 HDV-qYD|O~
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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 ~2k.x*$
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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 2H%lN`
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分页支持类: ![%wM Pp
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java代码: [e` |<
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package com.javaeye.common.util; }B'-*)^|e{
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import java.util.List; BSMb(EnqX
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publicclass PaginationSupport { )l`Ks
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publicfinalstaticint PAGESIZE = 30;
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privateint pageSize = PAGESIZE; JlnmG<WLT
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privateList items; 5! );4+
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privateint totalCount; Q$ew.h
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privateint[] indexes = newint[0]; u~OlJ1V
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privateint startIndex = 0; ,;t:x|{%
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public PaginationSupport(List items, int j;.P
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totalCount){ i6HRG\9nU
setPageSize(PAGESIZE); ow \EL
setTotalCount(totalCount); e$s&B!qJ
setItems(items); XnP?hw%
setStartIndex(0); Z5v_- +K
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public PaginationSupport(List items, int X[$h &]
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totalCount, int startIndex){ tn$TyCzckW
setPageSize(PAGESIZE); ^>E>\uz0v
setTotalCount(totalCount); ~u$cX1M
setItems(items); Q&W>h/
setStartIndex(startIndex); 1\(
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} n5C,Z!)z
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public PaginationSupport(List items, int kFE9}0-
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totalCount, int pageSize, int startIndex){ cRs.@U\{R\
setPageSize(pageSize); _p8u
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setTotalCount(totalCount); 0s-K oz
setItems(items); .T7CMkYt
setStartIndex(startIndex); zd%f5L('
} xy:Mb =r
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publicList getItems(){ A4,%l\di<
return items; BlpyE[h
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} JE}VRMNr
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publicvoid setItems(List items){ 5[)5K?%
this.items = items; bK6^<,~
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publicint getPageSize(){ [[c0g6
return pageSize; 0]5XTc3r
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publicvoid setPageSize(int pageSize){ HsTY* ^V
this.pageSize = pageSize; R=.?el
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publicint getTotalCount(){ 1Z
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return totalCount; t#(=$
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publicvoid setTotalCount(int totalCount){ HXT"&c|
if(totalCount > 0){ -6J <{1V
this.totalCount = totalCount; HlX~a:.7
int count = totalCount / 3:xx:Jt
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pageSize; U+'zz#0qN
if(totalCount % pageSize > 0) 0&