Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 mS!/>.1[
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detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 =]U[
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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 ,Sghi&Ky
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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 z8vFQO\I"
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分页支持类: izmL8U
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java代码: T*|?]k
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package com.javaeye.common.util; YPGn8A
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import java.util.List; r$G;^
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publicclass PaginationSupport { ag[ yM
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publicfinalstaticint PAGESIZE = 30; /0Zwgxt4?7
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privateint pageSize = PAGESIZE; &'T7 ~M:
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privateList items; o6Vc}jRH
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privateint totalCount; dy|r:~j3
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privateint[] indexes = newint[0]; tv\P$|LV`8
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privateint startIndex = 0; ~cU,3g
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public PaginationSupport(List items, int v\$XhOK
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totalCount){ 2$\Du9+
setPageSize(PAGESIZE); Z+I[
setTotalCount(totalCount); 'X@j
setItems(items); mbJ#-^}V
setStartIndex(0); VEE:Z^U!
} PyzWpf
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public PaginationSupport(List items, int %w'@:~0
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totalCount, int startIndex){ +!.=M8[
setPageSize(PAGESIZE); "4n_MV>p
setTotalCount(totalCount); a+r0@eFLc
setItems(items); ;h0?o*i_
setStartIndex(startIndex); PNg, bcl
} GS<,adD
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public PaginationSupport(List items, int ^J@Y?CQl\
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totalCount, int pageSize, int startIndex){ vTP'\^;
setPageSize(pageSize); /$+ifiFT
setTotalCount(totalCount); :+!hR4Z~\;
setItems(items); CO5?UgA
setStartIndex(startIndex); 'DRyOJn r
} jc)D*Cf
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publicList getItems(){ *8X: fq
return items; :N%]<Mq
} o5. q
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publicvoid setItems(List items){ 0o(/%31]
this.items = items; QJ>+!p*
} g0_8:Gs}^
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publicint getPageSize(){ DFqXZfjm
return pageSize; cp[4$lu
} H }</a%y
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publicvoid setPageSize(int pageSize){ %UgyGQeo
this.pageSize = pageSize; LxsB.jb-
} Ed_A#@V
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publicint getTotalCount(){ Tx],-
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return totalCount; won%(n,HT
} jJ|O]v$N
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publicvoid setTotalCount(int totalCount){ e@=Bl-
if(totalCount > 0){ }
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this.totalCount = totalCount; q$>At}4
int count = totalCount / /d8PDc "
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pageSize; Yl>@(tu)|
if(totalCount % pageSize > 0) $+:_>n^#/
count++; FW=oP>f]w
indexes = newint[count]; AqE . TK
for(int i = 0; i < count; i++){ /,GDG=ra
indexes = pageSize * sh E>gTe
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} VY Va8[}
}else{ zcP_-q]1
this.totalCount = 0; lE$X9yIt
} 60^dzi!vs
} F7cv`i?2."
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publicint[] getIndexes(){ ndW??wiM
return indexes; dhsQfWg#}
} }3=]1jH6
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publicvoid setIndexes(int[] indexes){
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this.indexes = indexes; v\0[B jhL?
} W[w8@OCNf
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publicint getStartIndex(){ 1Cp5a2{
return startIndex; n\wO[l)
} to]1QjW-
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publicvoid setStartIndex(int startIndex){ b!ot%uZZ
if(totalCount <= 0) q\[f$==p
this.startIndex = 0; ?IGT !'
elseif(startIndex >= totalCount) y`7BR?l
this.startIndex = indexes 4~DFtWbf
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[indexes.length - 1]; +hV7o!WxC
elseif(startIndex < 0) 56d,Sk)
this.startIndex = 0; $>]7NT P
else{ bC)diC
this.startIndex = indexes "*XR'9~7
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[startIndex / pageSize]; "4oY F:h
} Ej8EQ%P
} *siS4RX2
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publicint getNextIndex(){ 7`|$uIM`
int nextIndex = getStartIndex() + T>.*c6I
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pageSize; !1w=_
if(nextIndex >= totalCount) P*)}ENY
return getStartIndex(); ^)D[ W(*
else _l{GHz
return nextIndex; .E"hsGH9h
} shjS^CP
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publicint getPreviousIndex(){ 7b \Hbg Z
int previousIndex = getStartIndex() - aXhgzI5]
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pageSize; rpQB#
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if(previousIndex < 0) ,eF}`
return0; PIsMx -i0
else bL ] *K$
return previousIndex; qOqQt=ObU
} w=e~
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} 7%V2
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抽象业务类 gj0gs
java代码: NYm2fFPc
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/** t+|c)"\5h
* Created on 2005-7-12 .FtW$Y~y
*/ /RIvUC1
package com.javaeye.common.business; cAC]%~orx
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import java.io.Serializable; aP>%iRk'J!
import java.util.List; )lTkqz8v
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import org.hibernate.Criteria; =3_I;Lw
import org.hibernate.HibernateException; ,mx>)}l95
import org.hibernate.Session; )k.;.7dXe
import org.hibernate.criterion.DetachedCriteria; b$l@Z&[]
import org.hibernate.criterion.Projections; +DY% Y
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import %D)W~q-g
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org.springframework.orm.hibernate3.HibernateCallback; Rjqeuyj:
import jn&[=Y-
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org.springframework.orm.hibernate3.support.HibernateDaoS qfd/t<?|D
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upport; oe=^CeW"
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import com.javaeye.common.util.PaginationSupport; _{_ybXG|
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public abstract class AbstractManager extends D'$ki[{,
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HibernateDaoSupport { !iN=py
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privateboolean cacheQueries = false; U7bbJ>U_|
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privateString queryCacheRegion; "7(2m
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publicvoid setCacheQueries(boolean }te\)
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cacheQueries){ F4xYfbwY"]
this.cacheQueries = cacheQueries; R^.E";/h
} k|(uIU* ]
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publicvoid setQueryCacheRegion(String xc7Wk&{=
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queryCacheRegion){ K;a]+9C
this.queryCacheRegion = *e&OpVn
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queryCacheRegion; rvgArFf}]
} ]?whx&+
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publicvoid save(finalObject entity){ s.d }*H-o
getHibernateTemplate().save(entity); d~M;@<eD
} M0YV Qa
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publicvoid persist(finalObject entity){ gXBC=
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getHibernateTemplate().save(entity); Q x}\[
} >k)}R|tJ
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publicvoid update(finalObject entity){ !ba /]A/
getHibernateTemplate().update(entity); ,_
}
} vPz$jeA
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publicvoid delete(finalObject entity){ l*V]54|ON3
getHibernateTemplate().delete(entity); t}n:!v"|+O
} $$ma1.t"
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publicObject load(finalClass entity, *8{PoD
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finalSerializable id){ wqEO+7)S
return getHibernateTemplate().load f_2tMiy5
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(entity, id); IhoV80b
} i P gewjx
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publicObject get(finalClass entity, \wwY?lOe
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finalSerializable id){ ^NwXvp>7-
return getHibernateTemplate().get pB*8D
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(entity, id); lMoi5q
} `/$yCXy
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publicList findAll(finalClass entity){ rG)K? B~
return getHibernateTemplate().find("from /R\]tl#2j
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" + entity.getName()); wq+% O,
} gx,BF#8}
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publicList findByNamedQuery(finalString U\dq
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namedQuery){ H*s_A/$
return getHibernateTemplate TN!8J=sx.
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().findByNamedQuery(namedQuery); - "`5r6
} HQqnJ;ns<
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publicList findByNamedQuery(finalString query, WxO2
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finalObject parameter){ |-t>_+. J'
return getHibernateTemplate 1o5n1
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().findByNamedQuery(query, parameter); 2wCTd:e:
} kYMKVR
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publicList findByNamedQuery(finalString query, 9HJrMX
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finalObject[] parameters){ 36MqEUjyB
return getHibernateTemplate B q/<kEgM
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().findByNamedQuery(query, parameters); E$!0h_.(
} G?Fqm@J{XT
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publicList find(finalString query){ qI (<5Wxl
return getHibernateTemplate().find oTS/z\C"<u
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(query); 'VVEd[
} ;QZ}$8D 6Q
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publicList find(finalString query, finalObject zX=K2tH
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parameter){ fH{ _X
return getHibernateTemplate().find Y'n+,g
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(query, parameter); fSR+~Vy
} Rb!V{jQ
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public PaginationSupport findPageByCriteria d#l z^Ls2
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(final DetachedCriteria detachedCriteria){ /<"<N<X
return findPageByCriteria (tY0 /s
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(detachedCriteria, PaginationSupport.PAGESIZE, 0); VH*4fcT'D
} v2ab
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public PaginationSupport findPageByCriteria R# 8.]
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(final DetachedCriteria detachedCriteria, finalint pGO=3=O
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startIndex){ b"J J3$D
return findPageByCriteria uu5L9.i9
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(detachedCriteria, PaginationSupport.PAGESIZE, hW~XE{<
0 rge]w.X
startIndex); Qg^Ga0Lf6
} 3n ~n-Jo
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public PaginationSupport findPageByCriteria aFfd!a"n
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(final DetachedCriteria detachedCriteria, finalint w6cW7}ZD,
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pageSize, Y:;]qoF
finalint startIndex){ ]?1n-w.}r
return(PaginationSupport) L+GVB[@3Y
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getHibernateTemplate().execute(new HibernateCallback(){ * |dz.Tr
publicObject doInHibernate j*7#1<T
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(Session session)throws HibernateException { lPBWpHX
Criteria criteria = #.KVT#%~{
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detachedCriteria.getExecutableCriteria(session); ,\]`X7r
int totalCount = WciL
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((Integer) criteria.setProjection(Projections.rowCount 3 *g>kRMJ
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()).uniqueResult()).intValue(); !Au@\/}
criteria.setProjection 7k<6oM1
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(null); 45
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List items = sFrerv&0
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criteria.setFirstResult(startIndex).setMaxResults W08rGY
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(pageSize).list(); 9^4BqAWYrV
PaginationSupport ps = ;]c:0W'
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new PaginationSupport(items, totalCount, pageSize, iL48
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startIndex); s%Y8;D,~+
return ps; 6\BZyry3*
} l(~i>iQ
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}, true); ^J]_O_ee$
} /%F}vW(!
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public List findAllByCriteria(final 9-`P\/
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DetachedCriteria detachedCriteria){ hKjG/g:#G
return(List) getHibernateTemplate q4xP<b^
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().execute(new HibernateCallback(){ Md5|j0#p
publicObject doInHibernate n)bbEXO
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(Session session)throws HibernateException { J? 4E Hl
Criteria criteria = ^T< HD
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detachedCriteria.getExecutableCriteria(session); P/ XO5`
return criteria.list(); k
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} fvNj5Vq:
}, true); #`5>XfbmQ(
} Z;"YUu[(
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public int getCountByCriteria(final )?$zY5
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DetachedCriteria detachedCriteria){ N~)RR {$w
Integer count = (Integer) />0
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getHibernateTemplate().execute(new HibernateCallback(){ "?n;dXYSi
publicObject doInHibernate +YFA Zv7`
}fqy vI
(Session session)throws HibernateException { tupAU$h?!
Criteria criteria = O,_k.EH
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detachedCriteria.getExecutableCriteria(session); \&,{N_G#L.
return 12TX_ 0
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criteria.setProjection(Projections.rowCount OTmw/ #ug
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()).uniqueResult(); G|eJac>
} G5T(
}, true);
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return count.intValue(); nYE''g+x
} F5s`AjU
} ;/R \!E
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用户在web层构造查询条件detachedCriteria,和可选的 ?#obNQ"u]
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startIndex,调用业务bean的相应findByCriteria方法,返回一个 .:(T}\]R
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PaginationSupport的实例ps。 sD{d8s[(
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ps.getItems()得到已分页好的结果集 1> 'xmp+#
ps.getIndexes()得到分页索引的数组 -E+LA
ps.getTotalCount()得到总结果数 ?Hrj}K27
ps.getStartIndex()当前分页索引 mrGfu:r
ps.getNextIndex()下一页索引 >MLPmER
ps.getPreviousIndex()上一页索引 D6vhW:t8?
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连续看了两篇robbin有关DetachedCriteria的介绍,感觉真的不错 >^bSjE
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,尤其是上面的示例代码,让我着实觉得该对我原来的分页查询做 y.,li<
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一下代码重构了。 \]Y=*+{
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我把原本我的做法也提供出来供大家讨论吧: n>L24rL
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首先,为了实现分页查询,我封装了一个Page类: 5}|bDJ$% _
java代码: ]wHXrB8vx
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/*Created on 2005-4-14*/ m2>$)\-;
package org.flyware.util.page; )>r sX)
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/** D&|HS!
* @author Joa v:zKn[;o
* mBON>Z[4.
*/ ^"GDaMF
publicclass Page { Rd|M)
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/** imply if the page has previous page */ -40s
privateboolean hasPrePage; ::k
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/** imply if the page has next page */ Y5R|)x
privateboolean hasNextPage; rvRIKc|}l
wfq}NK;
/** the number of every page */ /=gU
privateint everyPage; ,c6c=di
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/** the total page number */ j%ux,0Y
privateint totalPage; z *~rd2
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/** the number of current page */ C%q]o
privateint currentPage; 4O>0gK{w
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/** the begin index of the records by the current aBT8mK -.
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query */ CQh6;[\:
privateint beginIndex; |TRl>1rv
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/** The default constructor */ Ur,{ZGm
public Page(){ "VI2--%v3
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} ,nGZ(EBD
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/** construct the page by everyPage o)sX?IiC
* @param everyPage 3bZ:*6W.6
* */ :IRQouTf:,
public Page(int everyPage){ !I+F8p
this.everyPage = everyPage; Np>0c-S
} v])R6-T-
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/** The whole constructor */ s&D>'J
public Page(boolean hasPrePage, boolean hasNextPage, |l673FcJ
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int everyPage, int totalPage, J 7]LMw7
int currentPage, int beginIndex){ K?gO]T{6
this.hasPrePage = hasPrePage; #|;;>YnZ
this.hasNextPage = hasNextPage; y2:Bv2}
this.everyPage = everyPage; Igb%bO_
this.totalPage = totalPage; I!Uj~jV
this.currentPage = currentPage; |v@ zyOq&b
this.beginIndex = beginIndex; Dfw%Bu
} K(heeZUt
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/** ucX!6)Op
* @return IIUTo
* Returns the beginIndex. XBN,{
*/ szas(7kDS
publicint getBeginIndex(){ n~'cKy)m
return beginIndex; $x;(C[
} &O|qx~(
UmOK7SPi
/** pL`)^BJ
* @param beginIndex !DZ4C.
* The beginIndex to set. T~)zgu%q_
*/ +W#["%kw
publicvoid setBeginIndex(int beginIndex){ gbu@&
this.beginIndex = beginIndex; .(X!*J]G
} 2PQY+[jx
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/** %40+si3c
* @return (&xIBF_6
* Returns the currentPage. tN-B`d1
*/ 7-2,|(Xg
publicint getCurrentPage(){ O+PRP"$g"
return currentPage; ?RU_SCp-
} ,Laz515
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/** C0-,<X
* @param currentPage F?hGt]o
* The currentPage to set. 2/RW( U
*/ !Tu4V\^~A
publicvoid setCurrentPage(int currentPage){ 'OvyQ/T
this.currentPage = currentPage; Jk,}3Cr/
} Hg`2-
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/** ({9P,
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* @return ],w+4;+
* Returns the everyPage. }`D-]/T8.
*/ gtJCvVj>g
publicint getEveryPage(){ Ahrtl6@AS
return everyPage; rj-Q+rgup
} lCK|PY*
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/** mcLxX'c6<h
* @param everyPage A}z1~Z+
* The everyPage to set. `!7QegJa"
*/ oxJ#NGD
publicvoid setEveryPage(int everyPage){ ^|lG9z%Foy
this.everyPage = everyPage; 6M X4h
} ~[`*)(4E
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;
/** N3o
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* @return {14sI*b16
* Returns the hasNextPage. CV7%ud]E
*/ A\T9>z^k
publicboolean getHasNextPage(){ g33Y]\
return hasNextPage; ;%Rp=&J
} _T (MMc
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/** wZ\% !#}7
* @param hasNextPage CpdQ]Ai[
* The hasNextPage to set. w$FN(BfA
*/ >&l{_b\k
publicvoid setHasNextPage(boolean hasNextPage){ K])|
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this.hasNextPage = hasNextPage; X2to](\%X
} -`d(>ok
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/** O`FuXB(t
* @return AW/)R"+
* Returns the hasPrePage. "7_qB8\
*/ %a$Fsn
publicboolean getHasPrePage(){ 'QxPQcU
return hasPrePage; 5HMDug;
} H`Ld,E2ex&
YV"LM6`
/** ">rt *?^
* @param hasPrePage 5 @61=Au
* The hasPrePage to set. IXt cHAgX
*/ Eumdv#Qg
publicvoid setHasPrePage(boolean hasPrePage){ 5H
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this.hasPrePage = hasPrePage; 9Li.B1j
} _~_6qTv-d
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/** dX;G[\
* @return Returns the totalPage. Jej-b<HmQ
* q<!KtI4
*/ 2-.%WhE/
publicint getTotalPage(){ }*3#*y "
return totalPage; a#i%7mfn
} d&5GkD.P
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/** Dd$CN&Ca
* @param totalPage kU$M 8J.
* The totalPage to set. 0fU^
*/ ljRR{HOl
publicvoid setTotalPage(int totalPage){ } P/
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this.totalPage = totalPage; "Go)t+-
} lp%i%*EQ*
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} *r]Mn~3
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上面的这个Page类对象只是一个完整的Page描述,接下来我写了一 m=p<.%a
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个PageUtil,负责对Page对象进行构造: >" z&KZKI
java代码: >Gyg`L\
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/*Created on 2005-4-14*/ H-Z1i
package org.flyware.util.page; HnmByn\j
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import org.apache.commons.logging.Log; kFF)6z:2
import org.apache.commons.logging.LogFactory; W_z?t;
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/** yyVv@
* @author Joa %Lwd1'C%
* JdW:%,sv
*/ 60St99@O
publicclass PageUtil { Ro oem dCM
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privatestaticfinal Log logger = LogFactory.getLog B)`^/^7
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(PageUtil.class); ;Z(~;D
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/** U?:<clh
* Use the origin page to create a new page IfGQeynj
* @param page .+TriPL
* @param totalRecords 9QryW\6.@z
* @return 'L0{Ed+9
*/ UCP4w@C
publicstatic Page createPage(Page page, int `nDgwp:b"
1*Ui=M4
totalRecords){ >{]mN5
return createPage(page.getEveryPage(), qg;fh]j%
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page.getCurrentPage(), totalRecords); ET7(n0*P}]
} 3e.v'ccK&
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/** 'hM?J*m
* the basic page utils not including exception _F1{<" 4
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handler Ghgo"-,#
* @param everyPage ii:h
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* @param currentPage "nK(+Z
* @param totalRecords
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* @return page wbaXRvg
*/ :
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publicstatic Page createPage(int everyPage, int hA81(JWG
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currentPage, int totalRecords){ VIxt;yE
everyPage = getEveryPage(everyPage); Sh_ =dzM
currentPage = getCurrentPage(currentPage); ?"no~(EB
int beginIndex = getBeginIndex(everyPage, 6T_Mk0Sf+
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currentPage); F"-w
int totalPage = getTotalPage(everyPage, @9QtK69
{A2SG#}
totalRecords); 6*,8 H&
boolean hasNextPage = hasNextPage(currentPage, sgn,]3AUq
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totalPage); ( |1 $zF+
boolean hasPrePage = hasPrePage(currentPage); 5M{DJ/q
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returnnew Page(hasPrePage, hasNextPage, eiF!yk?2
everyPage, totalPage, <4W"ne28
currentPage, AE)<ee%\\
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beginIndex); X]Emz"
} 3?vasL
QJ
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privatestaticint getEveryPage(int everyPage){ <~}t;ji
return everyPage == 0 ? 10 : everyPage; "kKIVlC
} 6SMGXy*]^
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privatestaticint getCurrentPage(int currentPage){ }V3p <
return currentPage == 0 ? 1 : currentPage; Qj? G KO
} IA|V^Wmt;
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privatestaticint getBeginIndex(int everyPage, int kQ$Q}3f
:ji_dQ8k
currentPage){ 8IH&=3
return(currentPage - 1) * everyPage; gkuI!=
} Mc9P(5Bf
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so]S^B
privatestaticint getTotalPage(int everyPage, int B(mxW8y
EO,;^RtB
totalRecords){ A`7uw|uO$
int totalPage = 0; 'r%`(Z{~
daaEN(
if(totalRecords % everyPage == 0) x, js}Mlw
totalPage = totalRecords / everyPage; >qjr7 vx
else #(jozl_8
totalPage = totalRecords / everyPage + 1 ; \>j._# t$h
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return totalPage; .BXZ\r`
} 1V?}";T
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privatestaticboolean hasPrePage(int currentPage){ 8 F'i5i
return currentPage == 1 ? false : true; k3[
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} /'=C<HSO
GG\]}UjX
privatestaticboolean hasNextPage(int currentPage, &G@*/2A
SMQuJ_
int totalPage){ 56*}}B$?
return currentPage == totalPage || totalPage == >Ge&v'~_|
aT F}
0 ? false : true; QzIK580%t
} 4T6dju
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} $6:j3ZTXrt
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上面的这两个对象与具体的业务逻辑无关,可以独立和抽象。 KMznl=LF
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面对一个具体的业务逻辑:分页查询出User,每页10个结果。具体 Y.@
vdW
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做法如下: q+t*3;X.
1. 编写一个通用的结果存储类Result,这个类包含一个Page对象 fk P@e3
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v
的信息,和一个结果集List: ReP7c3D>p
java代码: Qg?^%O'
E'$r#k:o
#HB]qa
/*Created on 2005-6-13*/ !l_1r$
package com.adt.bo; anA>' 63
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import java.util.List; PF@<>NO+W
lcvWx%/o@
import org.flyware.util.page.Page; l{aXX[E&1
;,Sl+)@h
/** ?D\6CsNp(2
* @author Joa }Fyf?TZ$T
*/ hkv&Od,
publicclass Result { ,a< !d
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private Page page; G F,/<R #
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private List content; ?`,UW; Br6
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/** 'HkV_d[li
* The default constructor cy?u
*
*/ Revc
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public Result(){ ]gkI:scPA
super(); h5x FP
} pF#nj`L
'(kGc%
/** j*g5f
* The constructor using fields WU{G_Fqaz
* $~50M5&K#
* @param page Oh~JyrZy
* @param content 'wLQ9o%=p|
*/ ^{-J Y
public Result(Page page, List content){ MH`f!%c
this.page = page;
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this.content = content; >I8R[@
} !u~( \Rb;
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/** #G|iEC0C
* @return Returns the content. <y \>[7Y
*/ L$l'wz
publicList getContent(){ G*mk 19Z
return content; =cM\o{ q
} ,K6s'3O(LW
CG@ LYN
/** F%lP<4Vx
* @return Returns the page. X|7gj&1
*/ ]U! ?{~
public Page getPage(){ Bh"o{-$p8`
return page; 3uz@JY"mK
} !V$m!i;
PE|_V
/** d>)*!l2,C
* @param content 9EK5#_L[=
* The content to set. F.?^ko9d
*/ >"{3lDyq-
public void setContent(List content){ Qy*`s
this.content = content; !CTchk<{(
} SI*O#K=w
<E|i3\[p
/** :o&qJ%
* @param page 5K;jW
* The page to set. ~0!s5
*/ bB->\
publicvoid setPage(Page page){ TV#pUQ3K
this.page = page; g03I<<|@
} G 2+A`\]
} zdzTJiY2[Z
4H]Go~<
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TPt<(-}W
/^G1wz2
2. 编写业务逻辑接口,并实现它(UserManager, 6OF&Q`*4
D1;H,
UserManagerImpl) D?)91P/R
java代码: ,Za!
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PP.QfY4
/*Created on 2005-7-15*/ D4ESo)15'
package com.adt.service; p}.L]Y
ow!utAF
import net.sf.hibernate.HibernateException; xJa
0g,;Yzm
import org.flyware.util.page.Page; cclx$)X1X
0hnN>?
import com.adt.bo.Result; %]h5\%@w
!<Ma9%uC{
/** t Q385en
* @author Joa UIi;&[
*/ Q35$GFj"jD
publicinterface UserManager { Waj6.PCFm
X&8&NkH
public Result listUser(Page page)throws oa? bOm
<xKer<D
%
HibernateException; ) kfA5xi[
WId"2W3M
} NBwxN
SS[jk
zp:kdN7!^
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/X~l%Xm
java代码: F"1)y>2k
P%A;EF~v
7#SXqyP[
/*Created on 2005-7-15*/ @@"}i7
package com.adt.service.impl; 'c*Q/C;
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import java.util.List; eRKuy l
LuM:dJ
import net.sf.hibernate.HibernateException; @e8b'w3
5I`j'j
import org.flyware.util.page.Page; 3}@3pVS
import org.flyware.util.page.PageUtil; c>#T\AEkF
I`^
7Bk.r
import com.adt.bo.Result; Ua\]]<hj"
import com.adt.dao.UserDAO; 47 xyS%X
import com.adt.exception.ObjectNotFoundException; umhg
O.!
import com.adt.service.UserManager; As
}:~Jy|
FNL[6.!PV
/** i t.Lh'N;T
* @author Joa UmUw>+A
*/ Yj3j?.JJk
publicclass UserManagerImpl implements UserManager { M!Q27wT8O
F6 ?4&h?n
private UserDAO userDAO; <E/4/
ANN
s!(O7Ub
/** ?f f !(U
* @param userDAO The userDAO to set. 4r&D