Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 \UBTNY,
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detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 "
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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 y5" b(nb
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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 *>m,7} L
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分页支持类: r&$r=f<
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java代码: *{_WM}G
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package com.javaeye.common.util; x~!gGfP
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import java.util.List; =6PTT$,
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publicclass PaginationSupport { CN7
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publicfinalstaticint PAGESIZE = 30; hFLD2<
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privateint pageSize = PAGESIZE; oP[R?zN
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privateList items; tc.`P]R
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privateint totalCount; BWtGeaW/sr
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privateint[] indexes = newint[0]; &OK[n1M
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privateint startIndex = 0; w$E8R[J~P
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public PaginationSupport(List items, int @51!vQwqR
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totalCount){ {*#}"/:8K
setPageSize(PAGESIZE); )GbVgYkk
setTotalCount(totalCount); 8eAc 5by
setItems(items); A>0wqT
setStartIndex(0); $w:7$:k
} @ V_@r@A
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public PaginationSupport(List items, int G<dWh.|`=
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totalCount, int startIndex){ }&E'ox<S
setPageSize(PAGESIZE); ]]R!MnU:$
setTotalCount(totalCount); @<^_ _."
setItems(items); (x+C=1,
setStartIndex(startIndex); h;s~I/e(
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public PaginationSupport(List items, int p3e_:5k
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totalCount, int pageSize, int startIndex){ \A~r~
setPageSize(pageSize); 0$saDmED
setTotalCount(totalCount); fo$5WTY
setItems(items); 58v q5j<V
setStartIndex(startIndex); 4u!<3-3Zy
} <@+>A$~0
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publicList getItems(){ G1:*F8q
return items; {[
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} ;usv/8
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publicvoid setItems(List items){ +Jf45[D
this.items = items; Oo)MxYPU
} -GqMis}c
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publicint getPageSize(){ [@"7qKd1
return pageSize; k+D32]b@
} "s?!1v(v
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publicvoid setPageSize(int pageSize){ G!%Cc0d"7
this.pageSize = pageSize; Y{Yp N
} vX9B^W||x
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publicint getTotalCount(){ &efwfnG<
return totalCount; +nLsiC{&
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publicvoid setTotalCount(int totalCount){ Q?1'
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if(totalCount > 0){ \[!k`6#t7
this.totalCount = totalCount; <`rl[C{
int count = totalCount / r )pg9}+
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pageSize; N:_U2[V^d
if(totalCount % pageSize > 0) MDyPwv\
count++; 4mqA*c%6S
indexes = newint[count]; ljS~>&
for(int i = 0; i < count; i++){ 9rd7l6$R"
indexes = pageSize * i&%/]Nq
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} a4B#?p
}else{ L,KK{o|Eq
this.totalCount = 0; =9LeFrz
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} 8/tvS8I#y
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publicint[] getIndexes(){ vv9=g*"j
return indexes; qYwEPGa\
} G#|`Bjv"aP
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publicvoid setIndexes(int[] indexes){ ]O\m(of
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this.indexes = indexes; Fq-AvU
} @@])B#
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publicint getStartIndex(){ !_ng_,J
return startIndex; Y NRorE
} szDd!(&pv
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publicvoid setStartIndex(int startIndex){ byyzXRO;
if(totalCount <= 0) RV&