Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 ak3WER|f#
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detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 -gC%*S5&
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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 SI%J+Y7
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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 .3Smqwm=Y
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分页支持类: n]5Pfg|a
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java代码: ;YQ6X>
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package com.javaeye.common.util; QJkiu8r
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import java.util.List; _3f/lG?&-
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publicclass PaginationSupport { Ly, ];
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publicfinalstaticint PAGESIZE = 30; r[kHVT8
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privateint pageSize = PAGESIZE; F3Vvqt*2
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privateList items; I|>IV
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privateint totalCount; -ECnX/ "
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privateint[] indexes = newint[0]; c[OQo~m$
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privateint startIndex = 0; /n,a0U/
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public PaginationSupport(List items, int cY~lDLyB
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totalCount){ yFFNzw{
setPageSize(PAGESIZE); I]m&h!
setTotalCount(totalCount); /dX,]OFm
setItems(items); Ja\B%f
setStartIndex(0); .fhfO @
} 7#*O|t/'
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public PaginationSupport(List items, int /~<Przw
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totalCount, int startIndex){ waV4~BdL
setPageSize(PAGESIZE); K~5(j{Kb8
setTotalCount(totalCount); ,0>_(5
setItems(items); X)[QEq^
setStartIndex(startIndex); ;%u)~3B$JK
} dwzk+@]8
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public PaginationSupport(List items, int kwt;pxp i
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totalCount, int pageSize, int startIndex){ SnO,-Rg
setPageSize(pageSize); Qej<(:J5
setTotalCount(totalCount); uA%F0oM
setItems(items); XT==N-5,
setStartIndex(startIndex); e=u}J%|
} yaX%<KBa\
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publicList getItems(){ )[t3-'
return items; 1b!5h
} Y3hudjhLl
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publicvoid setItems(List items){ jN7Z}1`
this.items = items; R ta_\Aj!
} 9'p
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publicint getPageSize(){ xU9^8,6
return pageSize; _j_c&
} :Sk<0VVd7
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publicvoid setPageSize(int pageSize){ +n 8,=}
this.pageSize = pageSize; O}Do4>02
} KR4 RIJZ_t
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publicint getTotalCount(){ `jDmbD
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return totalCount; ;wr]_@<~
} lCK:5$
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publicvoid setTotalCount(int totalCount){ SY2((!n._
if(totalCount > 0){ R&}{_1dj8
this.totalCount = totalCount; Z:MU5(Te
int count = totalCount / =(5}0}j
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pageSize; zhwajc
if(totalCount % pageSize > 0) j7Lw(AJ
count++; lGX_5R
indexes = newint[count]; v[?eL0Z
for(int i = 0; i < count; i++){ *_yp]z"
indexes = pageSize * h"Q&E'0d
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} s0'Xih sw6
}else{ <