Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 .'NTy
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detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 NAOCQDk{
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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 iN_P25Z<r
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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 g(i8HU*{q
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分页支持类: mbns%%GJU
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java代码: 4v`G/w
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package com.javaeye.common.util; LtUvFe
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import java.util.List; x[xRqC
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publicclass PaginationSupport { R'8S)'l
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publicfinalstaticint PAGESIZE = 30; Zv(6VVj
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privateint pageSize = PAGESIZE; 5?[hr5E.E
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privateList items; @^/aS;B$>
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privateint totalCount; Eu<f
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privateint[] indexes = newint[0]; $%4<q0-
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privateint startIndex = 0; K0D|p$v
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public PaginationSupport(List items, int USaa#s4'
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totalCount){ WNt':w^_
setPageSize(PAGESIZE); w[ $oH^7
setTotalCount(totalCount); m6#a{
setItems(items); AD+OQLG]`
setStartIndex(0); &TL"Hd
} J*38GX+
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public PaginationSupport(List items, int ,U)&ny
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totalCount, int startIndex){ 5nTcd@lX
setPageSize(PAGESIZE); !a25cm5ys
setTotalCount(totalCount); \XwC |[%P
setItems(items); I;n<)
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setStartIndex(startIndex); 5{#s<%b.
} =iH9=}aBFC
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public PaginationSupport(List items, int +v$W$s&b-h
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totalCount, int pageSize, int startIndex){ 3V7WIj<
setPageSize(pageSize); R+_!FnOJ
setTotalCount(totalCount); yz,0
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setItems(items); e7b MK<:r
setStartIndex(startIndex); *Mb'y d/|
} v+}${h9
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publicList getItems(){ 9C=*>I27?
return items; IZ\fvYp
} /DP0K
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publicvoid setItems(List items){ gf?N(,
this.items = items; i=1crJ:
} i+pQ 7wx
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publicint getPageSize(){ 29CzG0?B
return pageSize; A\W)uwyN
} tCm]1ZgRW
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publicvoid setPageSize(int pageSize){ 9|[uie
this.pageSize = pageSize; bub6{MQW8e
} _!!Fg%a5"R
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publicint getTotalCount(){ e6bh,BwgQq
return totalCount; BoST?"&}'
} \WbQS#Z9
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publicvoid setTotalCount(int totalCount){ HVhP |+
if(totalCount > 0){ AJE$Z0{q
this.totalCount = totalCount; w^("Pg`
int count = totalCount / U=7nz|
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pageSize; qS"#jxc==+
if(totalCount % pageSize > 0) ]T)<@bmL
count++; aEh9za
indexes = newint[count]; ||.Hv[
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for(int i = 0; i < count; i++){ 4=EA3`l
indexes = pageSize * 2Q\\l @b\
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}else{ ,,+4d :8$
this.totalCount = 0; 8ICV"8(
} 6GPI
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} /AyxkXq
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publicint[] getIndexes(){ &CSy>7&q