Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 pnf3YuB
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detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 ] $5r h8
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据这一功能,我设计了通用的抽象Bean基类和分页类支持,代码来 J9{B
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自于Quake Wang的javaeye-core包的相应类,然后又做了很多修改 <n0-zCf
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分页支持类: Ff|?<\x0}A
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java代码: R D)dw
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package com.javaeye.common.util; jo+T!CUM'
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import java.util.List; -Ndd6O[ a5
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publicclass PaginationSupport { \\BblzGMR
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publicfinalstaticint PAGESIZE = 30; xqLLoSte
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privateint pageSize = PAGESIZE; Hz28L$
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privateList items; /Eu[7
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privateint totalCount; jR*1%.Ng
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privateint[] indexes = newint[0]; lZ'NLbK
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privateint startIndex = 0; y1FS?hSD0
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public PaginationSupport(List items, int lfb]xu]O
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totalCount){ 8q}`4wCD$
setPageSize(PAGESIZE); <{:$]3
setTotalCount(totalCount); & Z*&&
setItems(items); , En
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setStartIndex(0); {- tCLkE
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} NmVc2V]I
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public PaginationSupport(List items, int B!yAam#^
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totalCount, int startIndex){ ,\xeNUZd
setPageSize(PAGESIZE); (?;Fnq
setTotalCount(totalCount); ^DM^HSm
setItems(items); $D<LND=o=
setStartIndex(startIndex); 5 o'V}
} _.yBX\tf[
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public PaginationSupport(List items, int e%u1O-*
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totalCount, int pageSize, int startIndex){ 0Evq</
setPageSize(pageSize); fMP$o3;
setTotalCount(totalCount); ="JLUq*]s
setItems(items); !*'uPw:l2
setStartIndex(startIndex); Sc`W'q^X
} Si.3Je[q
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publicList getItems(){ rq:R6e
return items; /2tgxm$}
} ;gP@d`s
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publicvoid setItems(List items){ %\Z{~(&-v
this.items = items; ej4xW~_
} E}00y%@*J
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publicint getPageSize(){ LhUrVydL
return pageSize; !:'%'@uc
} dX^OV$
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publicvoid setPageSize(int pageSize){ >T'^&l(:
this.pageSize = pageSize; PVC\&YF
} z
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publicint getTotalCount(){ F]:@?}8R
return totalCount; R/VrBiw
} xxL D8?@e7
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publicvoid setTotalCount(int totalCount){ A'^y+42jY
if(totalCount > 0){ K&0'@#bE\
this.totalCount = totalCount; JPltB8j?
int count = totalCount / HTA@en[5
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pageSize; z<YOA
if(totalCount % pageSize > 0) -Jr6aai3+
count++; X"0n*UTF,
indexes = newint[count]; 5ztHar~f
for(int i = 0; i < count; i++){ 'Y Bz?l9
indexes = pageSize * |gxT-ZM
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} aY&