Hibernate3 提供了DetachedCriteria,使得我们可以在Web层构造 )]/i
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detachedCriteria,然后调用业务层Bean,进行动态条件查询,根 ~jp!"f
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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 s`Yu"s
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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 v7o?GQ75
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分页支持类: #gX%X~w$F
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java代码: A*\o
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package com.javaeye.common.util; Hi; K"H]x1
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import java.util.List; ch0oFc$
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publicclass PaginationSupport { 1P[I}GW#
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publicfinalstaticint PAGESIZE = 30; Q$xa
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privateint pageSize = PAGESIZE; }g>dn
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privateList items; KjFZ
nd $H
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privateint totalCount; |~@x4J5,
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privateint[] indexes = newint[0]; RNv{n
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privateint startIndex = 0; U8-Q'1IT&
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public PaginationSupport(List items, int Jh37pI
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totalCount){ ZR!cQ oV=
setPageSize(PAGESIZE); OLk9A
setTotalCount(totalCount); 3)6+1Yc
setItems(items); tMxsR>sH
setStartIndex(0); F5FNhuC
} Zz"I.$$[M
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public PaginationSupport(List items, int x r-;,W
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totalCount, int startIndex){ ZB~l2
setPageSize(PAGESIZE); rnnX|}J
setTotalCount(totalCount); "%{,T
setItems(items); Tg"'pO
setStartIndex(startIndex); ZhhI@_sz
} zW%>"y
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public PaginationSupport(List items, int %/UV_@x&
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totalCount, int pageSize, int startIndex){ Dh
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setPageSize(pageSize); '8s>rH5[V
setTotalCount(totalCount); +mJ
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setItems(items); XMt
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setStartIndex(startIndex); bH'S.RWp=
} u|(Ux~O
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publicList getItems(){ w+t# Yb\7
return items; c:=7lI
} `%$8cZ-kr
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publicvoid setItems(List items){ GxYW4b
this.items = items; Z7JKaP9{:
} Of-C
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publicint getPageSize(){ O4m(Er@a
return pageSize; A5sf
} "/Y<G
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publicvoid setPageSize(int pageSize){
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this.pageSize = pageSize; <KKDu$W|T
} |:./hdcad
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publicint getTotalCount(){ D,c!#(v cK
return totalCount; 25aNC;J
} d2RnQA
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publicvoid setTotalCount(int totalCount){ 5,S,\O9>X
if(totalCount > 0){ r)gCTV(kb
this.totalCount = totalCount; hdo&\Q2D8
int count = totalCount / uc 'p]WhQ
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pageSize; *3;UAfHv
if(totalCount % pageSize > 0) T
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count++; T36x=LX
indexes = newint[count]; 8QT<M]N%
for(int i = 0; i < count; i++){ St6aYK
indexes = pageSize * C`dkD0_
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i; B9YsA?hg
} BY3bpR
}else{ {1jpLdCbV^
this.totalCount = 0; q^5yk=2fq
} :d.1;st
} <O.Kqk*
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publicint[] getIndexes(){ tE[H8
return indexes; 4avc=Y5
} :-)GNf yGz
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publicvoid setIndexes(int[] indexes){ I6+2>CUGo
this.indexes = indexes;
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} im8
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publicint getStartIndex(){ >W
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return startIndex; 'fIHUw|
} Kv}k*A% S
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publicvoid setStartIndex(int startIndex){ W@^J6sH
if(totalCount <= 0) O16r!6=-n
this.startIndex = 0; >:2}V]/;
elseif(startIndex >= totalCount) $0#6"urG
this.startIndex = indexes h}h^L+4
t)} \9^Uo
[indexes.length - 1]; |=O1Hn
elseif(startIndex < 0) RAV^D.
this.startIndex = 0; '@bJlJB9>
else{ '99@=3AB:`
this.startIndex = indexes GzdRG^vN
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[startIndex / pageSize]; j9:/RJS
} qbb6,DL7J
} *<IR9.~{6%
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publicint getNextIndex(){ I+|uUg5
int nextIndex = getStartIndex() + gXt O*Rfqk
h$pk<<
pageSize; ys%zlbj[
if(nextIndex >= totalCount) !4t`Hv?'
return getStartIndex(); vG~+r<:
else wX0l?xdI
return nextIndex; _8^0!,j
} Q ]"jD#F
=2%VZE7Vm
publicint getPreviousIndex(){ 96=Z"
int previousIndex = getStartIndex() - o&z!6"S<
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pageSize; %G[/H.7s-
if(previousIndex < 0) 0 _A23.Y
return0; hU"F;4p
else o\4CoeG
return previousIndex; BxdX WO
} zJY']8ah
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} >
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抽象业务类 r+S;B[Vd
java代码: @}DFp`~5|
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/** <
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* Created on 2005-7-12 2n)gpLIJ
*/ {q,?<zBzu
package com.javaeye.common.business; Qdu$Os
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import java.io.Serializable; [jrqzB
import java.util.List; T@P!L
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import org.hibernate.Criteria; >b48>@~bY
import org.hibernate.HibernateException; 8eJE>g1J
import org.hibernate.Session; ,q#2:b<E
import org.hibernate.criterion.DetachedCriteria; l^W uS|G[
import org.hibernate.criterion.Projections; MQ` %``
import YJ,*(A18
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org.springframework.orm.hibernate3.HibernateCallback; ^m%52Tm
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import G;s"h%Xw98
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org.springframework.orm.hibernate3.support.HibernateDaoS :,
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upport; ?3q@f\fZ
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import com.javaeye.common.util.PaginationSupport; aQUGNa0+d
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public abstract class AbstractManager extends m#\[m<F
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HibernateDaoSupport { !9]d|8!
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privateboolean cacheQueries = false; 9S>g6}[E#0
+sf .PSz$
privateString queryCacheRegion; OJ1tV% E
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publicvoid setCacheQueries(boolean g_aCHEFBv
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cacheQueries){ &= eYr{
this.cacheQueries = cacheQueries; `PlOwj@u0`
} {^m Kvc
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publicvoid setQueryCacheRegion(String >o/95xk2
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queryCacheRegion){ ashar&'
this.queryCacheRegion = x[i `S8D
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queryCacheRegion; D4Etl5k
} N3%*7{X
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publicvoid save(finalObject entity){ .H~YI
getHibernateTemplate().save(entity); 7\Fs=\2l+'
} b>11h
fS=hpL6]@
publicvoid persist(finalObject entity){ O{]9hm(tN
getHibernateTemplate().save(entity); tFM$#JN
} 57Z-
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publicvoid update(finalObject entity){ RMP9y$~3pU
getHibernateTemplate().update(entity); (9C<K<
} Kat&U19YH
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publicvoid delete(finalObject entity){ ;Ii1B{W
getHibernateTemplate().delete(entity); _#C()Ro*P
} %j+xgX/&
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publicObject load(finalClass entity, :a0zT#u
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finalSerializable id){ _O]xey^r
return getHibernateTemplate().load :50b8
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(entity, id); )uheV,ZnY
} }}r>
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publicObject get(finalClass entity, MX|H}+\
9Q.#\
finalSerializable id){ T!|=El>
return getHibernateTemplate().get KbW9s,:p
ST dNM\+
(entity, id); ~Z)/RT/
} =L]Q2V}
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publicList findAll(finalClass entity){ ](jFwxU
return getHibernateTemplate().find("from OW@\./nM
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" + entity.getName()); PXk?aJ
} !L24+ $
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publicList findByNamedQuery(finalString 7cTk@Gq
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namedQuery){ I)SG wt-
return getHibernateTemplate Jn&7C
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().findByNamedQuery(namedQuery); z rfUQO
} O7G"sT1Dv
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publicList findByNamedQuery(finalString query, =E*Gb[r_7
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finalObject parameter){ ~AB*]Us
return getHibernateTemplate \jU |(DE
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().findByNamedQuery(query, parameter); >3.X?
} tJ0NPI56yP
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publicList findByNamedQuery(finalString query, +^|iZbZKx
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finalObject[] parameters){ 0<p{BL8
return getHibernateTemplate S<wj*"|.s
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().findByNamedQuery(query, parameters); a;AzY'R
} >QkP7Kb
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publicList find(finalString query){ ci9R.U)
return getHibernateTemplate().find L=;
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(query); rNDrp@A>
} *m+BuGt|
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publicList find(finalString query, finalObject p9eRZVy/
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parameter){ /e@H^Cgo
return getHibernateTemplate().find 5@~|*g[
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(query, parameter); Nf41ZT~
} {FO$yw=>
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public PaginationSupport findPageByCriteria R:aa+MX(1
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(final DetachedCriteria detachedCriteria){ w?Ju5 5
return findPageByCriteria <If35Z)~
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(detachedCriteria, PaginationSupport.PAGESIZE, 0); #KlCZ~s
} -V.d?A4"
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public PaginationSupport findPageByCriteria E0n6$5Uc?
b\7iY&.C|
(final DetachedCriteria detachedCriteria, finalint _i0kc,*C\
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startIndex){ 6A
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return findPageByCriteria q!~ -(&S
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(detachedCriteria, PaginationSupport.PAGESIZE, &EGqgNl
q'[}9e`Q
startIndex); (rtY!<|p
} |OO in]5
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public PaginationSupport findPageByCriteria "_UdBG
}n:?7
(final DetachedCriteria detachedCriteria, finalint >R,'5:Rw
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pageSize, g`^X#-!(
finalint startIndex){ bBcp9C)iY
return(PaginationSupport) n"Veem[_4g
!%(h2]MQ
getHibernateTemplate().execute(new HibernateCallback(){ Fh|#u:n
publicObject doInHibernate iSLGwTdLn
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(Session session)throws HibernateException { Ga>uFb}W~
Criteria criteria = ZzGahtx)Y
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detachedCriteria.getExecutableCriteria(session); iRo.RU8>
int totalCount = ;h=*!7:
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((Integer) criteria.setProjection(Projections.rowCount Cs3^9m6;d
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()).uniqueResult()).intValue(); F'}'(t+oAm
criteria.setProjection 7R.Q
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(null); "^j>tii
List items = O) |P,?
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criteria.setFirstResult(startIndex).setMaxResults BAj-akc f
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(pageSize).list(); `A$!]&[~|
PaginationSupport ps = 6DTTV66
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new PaginationSupport(items, totalCount, pageSize, d$ACDX2
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startIndex); A5:qKaAq
return ps; 1F8 W9b^D
} f"u*D,/sS
}, true); <:>SGSE9
} b3-eR5U/
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public List findAllByCriteria(final Am0{8
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DetachedCriteria detachedCriteria){ KOq;jH{$
return(List) getHibernateTemplate lASL8O&\
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().execute(new HibernateCallback(){ UV
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publicObject doInHibernate 63|+2-E2Q
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(Session session)throws HibernateException { `vG,}Pt]
Criteria criteria = d,vNem-Z*L
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detachedCriteria.getExecutableCriteria(session); Lf([dE1
return criteria.list(); G0 J4O!3
} c
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}, true); i@5[FC
} HW4.zw
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public int getCountByCriteria(final 6Tw#^;q-
=\#%j|9N9
DetachedCriteria detachedCriteria){ X=JmF97
Integer count = (Integer) sbkQ71T:
}eQRN<}P
getHibernateTemplate().execute(new HibernateCallback(){ 9//+Bh
publicObject doInHibernate g[
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(Session session)throws HibernateException { &c(WE
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Criteria criteria = /iNa'W5\
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detachedCriteria.getExecutableCriteria(session); -4w=s|#.\
return PjT=$]
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criteria.setProjection(Projections.rowCount H7Uli]e3
p^nL&yIW,%
()).uniqueResult(); )3YtIH_
} 4h!f/aF'
}, true); xqXDxJlns
return count.intValue(); t>GfM
} (bOpV>\Q7
} Z@8vL
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用户在web层构造查询条件detachedCriteria,和可选的 K3uG2g(>2
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startIndex,调用业务bean的相应findByCriteria方法,返回一个 KIA 2"KbjG
jV#ahNq;
PaginationSupport的实例ps。 n?\ nn3
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ps.getItems()得到已分页好的结果集 )b<k#(i@#
ps.getIndexes()得到分页索引的数组 =1I#f
ps.getTotalCount()得到总结果数 50TA:7
ps.getStartIndex()当前分页索引 +x9cT G
ps.getNextIndex()下一页索引 {e|*01hE
ps.getPreviousIndex()上一页索引 .6O"|
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连续看了两篇robbin有关DetachedCriteria的介绍,感觉真的不错 pME{jD
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,尤其是上面的示例代码,让我着实觉得该对我原来的分页查询做 }>^Q'BW;65
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一下代码重构了。 {7cX#1
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我把原本我的做法也提供出来供大家讨论吧: 2 oa#0`{
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首先,为了实现分页查询,我封装了一个Page类: n .!Ym
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java代码: >@WX>0`ht
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/*Created on 2005-4-14*/ tt%MoQ)
package org.flyware.util.page; A*./,KT
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/** dC=)^(
* @author Joa uj%skOD6Z
* j-CnT)W<
*/ Ngr/QL]Q
publicclass Page { VIP7OHJh
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/** imply if the page has previous page */ @)kO=E d
privateboolean hasPrePage; DjU9
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SVjl~U-^
/** imply if the page has next page */ Xi?b]Z
privateboolean hasNextPage; pE{yv1Yg
)$w*V9d
/** the number of every page */ r'CM
privateint everyPage; vHAg-Avc
7iHK_\t n
/** the total page number */ 2L AYDaS
privateint totalPage; V`adWXu
h8\
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/** the number of current page */ th6+2&B6
privateint currentPage; Qn ^bVhG+
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/** the begin index of the records by the current 5L:1A2Z?c
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query */ yNm:[bOER
privateint beginIndex; Z5c~^jL$-
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/** The default constructor */ >7!6nF3x,
public Page(){ )s1Ib4C
K:'q>D@
} }M1sksk5
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/** construct the page by everyPage |F.)zC5{
* @param everyPage {]z4k[;.h
* */ ,!V]jP)
public Page(int everyPage){ @&D?e:|!U
this.everyPage = everyPage;
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} X1ZgSs+i
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/** The whole constructor */ [D5t{[i
public Page(boolean hasPrePage, boolean hasNextPage, 9%*wb`&
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int everyPage, int totalPage, y9#$O(G
int currentPage, int beginIndex){ /-6S{hl9Ne
this.hasPrePage = hasPrePage; qO`)F8
this.hasNextPage = hasNextPage; tpy>OT$
this.everyPage = everyPage; 6#j$GH *
this.totalPage = totalPage; $3Z-)m
this.currentPage = currentPage; 7PR#(ftz
this.beginIndex = beginIndex; B?$ "\;&
} m/N dJMoN=
H
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/** nhG
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* @return "O8gJ0e
* Returns the beginIndex. bCZ gcN
*/ $A3<G-4O
publicint getBeginIndex(){ i{D=l7j|w
return beginIndex; +GsWTEz
} jGrN\D?h
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/** v(OBXa9
* @param beginIndex \c[IbL07
* The beginIndex to set. {cpEaOyOM
*/ aA-
publicvoid setBeginIndex(int beginIndex){ #_mi `7!B#
this.beginIndex = beginIndex; DF6c|
} qS&%!
r_EcMIuk
/** fw oQ'&
* @return fQLt=Lrp
* Returns the currentPage. ,@m@S^
*/ A`{y9@h(
publicint getCurrentPage(){ s:00yQ
return currentPage; c*d9'}E
} PpLU
[sW.CK=3
/** Og;-B0,A
* @param currentPage EBtLzbj
* The currentPage to set. yfU<UQ!1
*/ Yxv9
publicvoid setCurrentPage(int currentPage){ RtG}h[k/X
this.currentPage = currentPage; "U.^lkN
} {brMqE>P#
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/** -T6(hT\
* @return K/ &?VIi`z
* Returns the everyPage. ND<!4!R^
*/ 8@NH%zWBp
publicint getEveryPage(){ :Q+5,v-c
return everyPage; I ];M7
} kP xa7
#k3t3az2{
/** 1Y_w5dU
* @param everyPage "^I
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* The everyPage to set. Nr2 C@FU:0
*/ t>B^q3\q?
publicvoid setEveryPage(int everyPage){ zo;^m|
this.everyPage = everyPage; J8y0d1SG
} \,!QJp4
\.XLcz
/** 2cu#lMq
* @return HE<1v@jW
* Returns the hasNextPage. Y-ux7F{=z
*/ +.RKi!
publicboolean getHasNextPage(){ ]4+s$rG
return hasNextPage; PL{Q!QJK'
} 74<!&t
PNW \*;j
/** 7^}Ll@
* @param hasNextPage /S:F)MO9
* The hasNextPage to set. yBLK$@9
*/ p2PY@d}}.
publicvoid setHasNextPage(boolean hasNextPage){ cNzt%MjP
this.hasNextPage = hasNextPage; (]/9-\6(#
} bbxLBD'
.I3?7
/** bYe;b><G
* @return Oo?,fw
* Returns the hasPrePage. 4E44Hzs
*/ D[O{(<9
publicboolean getHasPrePage(){ ?}Z1(it0
return hasPrePage; E2GGEKrW
} iAY!oZR(WT
\yrisp#`
/** :hGPTf
* @param hasPrePage _wb0'xoK"
* The hasPrePage to set. 93[DAs
*/ RkFD*E$
publicvoid setHasPrePage(boolean hasPrePage){ u6:pV.p
this.hasPrePage = hasPrePage; d@mo!zu
} 2A4FaBq"
2?@j~I=s2h
/** &Bx
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* @return Returns the totalPage. -Xz?s
* Li 2Zndp
*/ wwKh CmH
publicint getTotalPage(){ n(~\l#o@
return totalPage; L.6WiVP)
} 'H9=J*9oG
Bs`$ i ;&
/** c41: !u^
* @param totalPage PR<||"03
* The totalPage to set. 9Pd*z>s
*/ Q bhW!9(,
publicvoid setTotalPage(int totalPage){ H* !EP
this.totalPage = totalPage; ]IJRnVp%
} ^"8G`B$r
T~sTBGcv
} ]j>i.5
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ujW1+Oj=~
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上面的这个Page类对象只是一个完整的Page描述,接下来我写了一 A`O <6
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个PageUtil,负责对Page对象进行构造: _9:@Vl]Q@
java代码: xChI,~i
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/*Created on 2005-4-14*/ ')+0nPV
package org.flyware.util.page; O?bK%P]ay
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import org.apache.commons.logging.Log; jc_\'Gr+[
import org.apache.commons.logging.LogFactory; X
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/** ^=cXo<6D
* @author Joa mN0=i(H<
* bM;`s5d
*/ %;`>`j5
publicclass PageUtil { 7J >Gd
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privatestaticfinal Log logger = LogFactory.getLog l#3($QV,
s(ROgCO
(PageUtil.class); >=ot8%.!,B
2k7bK6=nm
/** ~7q uTp)
* Use the origin page to create a new page Vu0KtG9
* @param page (.K\Jg'Y6j
* @param totalRecords \zXlN
* @return x:K?\<
*/ >L((2wfiN
publicstatic Page createPage(Page page, int cu#e38M&eE
KB{RU'?f|
totalRecords){ vnX
return createPage(page.getEveryPage(), ~4.r^)\
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page.getCurrentPage(), totalRecords); .M|>u_<Qd
} f<[jwhCWV
i~=s^8n`l
/** l52a\/
* the basic page utils not including exception c
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!J>A,D"-
handler \hk/1/siyF
* @param everyPage [2$4| ;7
* @param currentPage /<)-q-W;
* @param totalRecords n1(?|aJ#1
* @return page }4jC_ZAupt
*/ ty1fcdFZM
publicstatic Page createPage(int everyPage, int D>ai.T%n
g: %9jf
currentPage, int totalRecords){ "#^MUQ!a
everyPage = getEveryPage(everyPage); O]u",J5
currentPage = getCurrentPage(currentPage); 7r{qJ7$%
int beginIndex = getBeginIndex(everyPage, kL{;.WsB
4dhqLVgL{
currentPage); ^kj=<+ v#
int totalPage = getTotalPage(everyPage, GA^mgm"O
y<r}"TAf-
totalRecords); /dHs &SU,
boolean hasNextPage = hasNextPage(currentPage, C77D{@SM
#*IVlchA"B
totalPage); ;cP8 ?U
boolean hasPrePage = hasPrePage(currentPage); C;1PsSE+A
u,i]a#K
returnnew Page(hasPrePage, hasNextPage, 4~?2wvz G4
everyPage, totalPage, .{dE}2^
currentPage, ol!86rky
yM$J52#d#
beginIndex); <Q`&o@I
} 9$WJ"]
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privatestaticint getEveryPage(int everyPage){ 6o}V@UzqV
return everyPage == 0 ? 10 : everyPage; #0y<a:}R
} c c G['7
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privatestaticint getCurrentPage(int currentPage){ w[fDk1H)
return currentPage == 0 ? 1 : currentPage; :uCdq`SaQl
} ?A=b6Um
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privatestaticint getBeginIndex(int everyPage, int Z}Cqd?_')
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currentPage){ 5rN_jC*U
return(currentPage - 1) * everyPage; 2RNrIU I2
} Ghv{'5w
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privatestaticint getTotalPage(int everyPage, int N)OCSeh
#qL9{P<}
totalRecords){ [STje8+V
int totalPage = 0; 1t~({Pl<>
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if(totalRecords % everyPage == 0) {Bs+G/?o/
totalPage = totalRecords / everyPage; O8 RzUg&
else xEoip?O?7F
totalPage = totalRecords / everyPage + 1 ; sWxK~Yg
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return totalPage; P.4E{.)(
} g^lFML|
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privatestaticboolean hasPrePage(int currentPage){ w!,QxrOV~
return currentPage == 1 ? false : true; J%P)%yX
} S=9E@(]
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privatestaticboolean hasNextPage(int currentPage, 'C]jwxy
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int totalPage){ K+ehr
return currentPage == totalPage || totalPage == gRvJ.Q {h
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0 ? false : true;
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} N du7nKG
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} }MZan" cfo
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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。 5Bj77?Z
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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 x-~-nn\O
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做法如下: "Z9^}
1. 编写一个通用的结果存储类Result,这个类包含一个Page对象 wiV&xl
5Fe-=BX(
的信息,和一个结果集List: Qx.jCy@
java代码: 4!'1/3cY
m^0A?jBrR
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/*Created on 2005-6-13*/ pGk"3.ce
package com.adt.bo; eiB(VOJ
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import java.util.List; 03"#J2b
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import org.flyware.util.page.Page; ;$6x=uZ
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/** }9}w8R~E
* @author Joa N[ Q#R~Hn<
*/ .HOY q
publicclass Result { sN@j5p^jc
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private Page page; 0~i q G
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private List content; ,lP7 ri
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/** U,ELqi \
* The default constructor 3:O+GQ*
*/ W:>J864!
public Result(){ mS7E_A8
super(); wy\o*P9mG)
} z@n+7p`w
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/** wLSjXpP8
* The constructor using fields }!knU3J
* aKOf;^@
* @param page ,E]|\_]
* @param content FLEg0/m0
*/ |w,^"j2R
public Result(Page page, List content){ u=l0f6W
this.page = page; r'PE5xqF
this.content = content; SNxz*`@4
} T:'+6
* S{\#s
/** {Ot[WF
* @return Returns the content. KMe.i'
*/ 5
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publicList getContent(){ Nq
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return content; 6BHPzv+Y
} A'b<?)Y7_
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/** dc)wu]
* @return Returns the page. J;"nm3[.q
*/ l]/> `62
public Page getPage(){ 7j95"mI
return page; 2}>go^#O/w
} l [x%I
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/** @u<0_r
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* @param content l#|J
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* The content to set. 'H
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*/ (T4k~T`3
public void setContent(List content){ UT% #K %
this.content = content; I}1fEw>8
} ?Ip$;s
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/** yCZ2^P!a
* @param page pO5v*oONz+
* The page to set. l`oT:
*/ QM7[ O]@
publicvoid setPage(Page page){ A>[hC{
this.page = page; H2s*s[T
-
} $kM'
} s%hU*^ 8
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2. 编写业务逻辑接口,并实现它(UserManager, zmdWVFVv
7d%A1}Bq$
UserManagerImpl) ~ }Kp
java代码: 0LZ=`tI
[Aa[&RX+9
+q$xw}+PK
/*Created on 2005-7-15*/ _Eszr(zJ
package com.adt.service; Cd$dnHVh
P~n8EO1r
import net.sf.hibernate.HibernateException; CuF%[9[cT
,,zd.9n
import org.flyware.util.page.Page; (cu'
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import com.adt.bo.Result; ;sm"\.jF
!XkymIX~O.
/** k{zs578h2
* @author Joa b*@&c9I;q
*/ 0@JilGk1u
publicinterface UserManager { q+r `e
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public Result listUser(Page page)throws M
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|;X?">7NW
HibernateException; N:"M&EUM
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} Smi%dp.
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java代码: "``W6W-(
^ uKnP>*l
Fc34Y0_A
/*Created on 2005-7-15*/ ppPG+[ cz
package com.adt.service.impl; ^=aml
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import java.util.List; uEc0/a :.
cfrvy^>,
import net.sf.hibernate.HibernateException; ~| 4U@
p} t{8j>
import org.flyware.util.page.Page; =$&7IQ?
import org.flyware.util.page.PageUtil; \7OJN
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