Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 Jx>B %vZ\
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detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 ;(3fr0cr:
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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 /Ny/%[cu
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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 ~S Js2-2
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分页支持类: <wTkPErUG
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java代码: rS9*_-NH
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package com.javaeye.common.util; &Qghm o
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import java.util.List; %@(6,^3%i
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publicclass PaginationSupport { r2QC$V:0
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publicfinalstaticint PAGESIZE = 30; Cg
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privateint pageSize = PAGESIZE; kYs2AzS{d
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privateList items; Hkx FDU-K
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privateint totalCount; n2-R[W^
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privateint[] indexes = newint[0]; )@Xdr0
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privateint startIndex = 0; l)VMF44
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public PaginationSupport(List items, int +C\?G/
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totalCount){ (m3p28Q?
setPageSize(PAGESIZE); [sz#*IJ
setTotalCount(totalCount); : M0LAN
setItems(items); .(;k]UP
setStartIndex(0); @tjC{?5Y
} 4)9X) Qx
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public PaginationSupport(List items, int I+O!<SB
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totalCount, int startIndex){ "_'9KBd!
setPageSize(PAGESIZE); U$VTk
setTotalCount(totalCount); Kr]!BI?z
setItems(items); p fAp2"
setStartIndex(startIndex); %XG X(
} !^q<)!9<EO
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public PaginationSupport(List items, int /q='~t
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totalCount, int pageSize, int startIndex){ f<|8NQ2y.
setPageSize(pageSize); ~n"V0!:'4
setTotalCount(totalCount); 3CQpe
setItems(items); L/nz95
setStartIndex(startIndex); lt0(Kf g
} b'9G`Y s^
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publicList getItems(){ D zDt:.JZ
return items; !c1
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} T_AZCl4d
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publicvoid setItems(List items){ ci3{k"
this.items = items; 9M01}
} 9zO;sg;3
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publicint getPageSize(){ _,Fwt
return pageSize; F>*w)6 4~
} <\zb*e&vr
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publicvoid setPageSize(int pageSize){ UQW;!8J#R(
this.pageSize = pageSize; ` S85i*
} mg >oB/,'Z
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publicint getTotalCount(){ &Vgjd>
return totalCount; 2
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} $8it&/JP,
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publicvoid setTotalCount(int totalCount){ M;Vx[s,#,
if(totalCount > 0){ \mc~w4B[)3
this.totalCount = totalCount; &5d>jEaB}
int count = totalCount / H`@x5RjS
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pageSize; i@B5B2
if(totalCount % pageSize > 0) a+]=3o
count++; TS3 00F
indexes = newint[count]; 5@ZD'
for(int i = 0; i < count; i++){ X#eVw|
indexes = pageSize * p3^7Hr
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} eW >k'ez
}else{ O Zt 'ovY
this.totalCount = 0; t]vX9vv+D
} ;#xhlR* ~
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publicint[] getIndexes(){ L7Skn-*tnA
return indexes; mbS
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} UhEJznfi
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publicvoid setIndexes(int[] indexes){ ,hOJe=u46
this.indexes = indexes; VJr?`
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} e[e2X<&0RT
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