Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 JD#q6&|
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detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 z.8 nYL5^}
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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 $,@}%NlHc
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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 x3&gB`j-
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分页支持类: 0\:=KIY.
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java代码: |Jn|GnM
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package com.javaeye.common.util; *"WP*A\1
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import java.util.List; '(@q"`n
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publicclass PaginationSupport { I`{*QU
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publicfinalstaticint PAGESIZE = 30; q~
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privateint pageSize = PAGESIZE; +]cf/_8+s
}
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privateList items; 0\XWdTj{
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privateint totalCount; 7*uN[g#p
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privateint[] indexes = newint[0]; \85%d0@3
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privateint startIndex = 0; 'r 7[9[
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public PaginationSupport(List items, int ~'%d]s+q
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totalCount){ ={%'tv`
setPageSize(PAGESIZE); )iw-l~y;
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setItems(items); Ck
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setStartIndex(0); Zq8 5q
} L"
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public PaginationSupport(List items, int 9SsVJ<9,R
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totalCount, int startIndex){ )&_bY~P
setPageSize(PAGESIZE); SX"|~Pi(
setTotalCount(totalCount); uX_#NP/2
setItems(items); B-N//ef}
setStartIndex(startIndex); 8c.>6
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} sPi
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public PaginationSupport(List items, int (G>su
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totalCount, int pageSize, int startIndex){ [<f2h-V$
setPageSize(pageSize); N 62;@Z\7
setTotalCount(totalCount); ]|g2V
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setItems(items); n{!{,s
setStartIndex(startIndex); qI9j=4s.
} 6ioj!w<N
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publicList getItems(){ ;)FvTm'"\.
return items; uSR%6=$
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publicvoid setItems(List items){ DQY1oM)D!
this.items = items; `3\U9ZH23
} P?V+<c{
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publicint getPageSize(){ s?}qia\~m
return pageSize; &m