Re: Crash system - DUMP File generated with OJB

Armin Waibel <[email protected]>
Newsgroups gmane.comp.jakarta.ojb.user
Message-ID <[email protected]> 
Marwane wrote:
> if i don't use the anonymous field this will solve the problem ???
>

yep! I suppose so.

regards,
Armin

> 
> 
> 
> On 1/24/07, Marwane <[email protected]> wrote:
>>
>> Hi,
>>
>> We don't modify any in ojb source classes , we use the binary ojb from
>> apache.
>>
>> here is our mapping related to classes habilitations :
>>
>> <!-- ==============================================================
>>   TABLE HAB_CONNEXION
>>  =============================================================== -->
>>  <class-descriptor class="
>> com.rmawatanya.convergence.utile.habilitations.Connexion "
>> table="HAB_CONNEXION">
>>   <field-descriptor id="1" name="id" column="ID" jdbc-type="BIGINT"
>> nullable="false" primarykey="true" autoincrement="true"/>
>>   <field-descriptor id="2" name="commentaire" column="COMMENTAIRE"
>> jdbc-type="VARCHAR"/>
>>   <field-descriptor id="3" name="dateConnexion" column="DATECONNEXION"
>> jdbc-type="TIMESTAMP" conversion="
>> ma.co.omnidata.framework.services.dao.ojb.CalendarToTimeStamp"/>
>>   <field-descriptor id="4" name="dateDeconnexion" 
>> column="DATEDECONNEXION"
>> jdbc-type="TIMESTAMP" conversion="
>> ma.co.omnidata.framework.services.dao.ojb.CalendarToTimeStamp"/>
>>   <field-descriptor id="5" name="refUtilisateurIdOjb"
>> column="IDUTILISATEUR" jdbc-type="BIGINT" access="anonymous"/>
>>   <reference-descriptor name="refUtilisateur" class-ref="
>> com.rmawatanya.convergence.utile.habilitations.Utilisateur">
>>    <foreignkey field-ref="refUtilisateurIdOjb"/>
>>   </reference-descriptor>
>>   <field-descriptor id="6" name="statut" column="STATUT" 
>> jdbc-type="BIT"/>
>>   <field-descriptor id="7" name="sessionId" column="IDSESSION"
>> jdbc-type="VARCHAR"/>
>>  </class-descriptor>
>>
>>
>>
>>  <!-- ==============================================================
>>   TABLE HAB_MOTDEPASSE
>>  =============================================================== -->
>>  <class-descriptor class="
>> com.rmawatanya.convergence.utile.habilitations.MotdePasse "
>> table="HAB_MOTDEPASSE">
>>   <field-descriptor id="1" name="id" column="ID" jdbc-type="BIGINT"
>> nullable="false" primarykey="true" autoincrement="true"/>
>>   <field-descriptor id="2" name="courant" column="COURANT"
>> jdbc-type="BIT"/>
>>   <field-descriptor id="3" name="dateCreation" column="DATECREATION"
>> jdbc-type="TIMESTAMP" conversion="
>> ma.co.omnidata.framework.services.dao.ojb.CalendarToTimeStamp"/>
>>   <field-descriptor id="4" name="realMotdePasse" column="REALMOTDEPASSE"
>> jdbc-type="VARCHAR"/>
>>   <field-descriptor id="5" name="motdePasse" column="MOTDEPASSE"
>> jdbc-type="VARCHAR"/>
>>   <field-descriptor id="6" name="refUtilisateurIdOjb"
>> column="IDUTILISATEUR" jdbc-type="BIGINT" access="anonymous" />
>>   <reference-descriptor name="refUtilisateur" class-ref="
>> com.rmawatanya.convergence.utile.habilitations.Utilisateur">
>>    <foreignkey field-ref="refUtilisateurIdOjb"/>
>>   </reference-descriptor>
>>  </class-descriptor>
>>
>>
>> <!-- ==============================================================
>>   TABLE HAB_PROFIL
>>  =============================================================== -->
>>  <class-descriptor class="
>> com.rmawatanya.convergence.utile.habilitations.Profil "
>> table="HAB_PROFIL">
>>   <field-descriptor id="1" name="id" column="ID" jdbc-type="BIGINT"
>> nullable="false" primarykey="true" autoincrement="true"/>
>>   <field-descriptor id="2" name="code" column="CODE" 
>> jdbc-type="INTEGER"/>
>>   <field-descriptor id="3" name="dateEffet" column="DATEEFFET"
>> jdbc-type="DATE" conversion="
>> org.apache.ojb.broker.accesslayer.conversions.Calendar2DateFieldConversion 
>>
>> "/>
>>   <field-descriptor id="4" name="dateFin" column="DATEFIN"
>> jdbc-type="DATE" conversion="
>> org.apache.ojb.broker.accesslayer.conversions.Calendar2DateFieldConversion 
>>
>> "/>
>>   <field-descriptor id="5" name="libelleRole" column="LIBELLE"
>> jdbc-type="VARCHAR"/>
>>   <field-descriptor id="6" name="profilStandard" column="PROFILSTANDARD"
>> jdbc-type="BIT"/>
>>   <field-descriptor id="7" name="refSocieteIdOjb" column="IDSOCIETE"
>> jdbc-type="BIGINT" access="anonymous"/>
>>   <reference-descriptor name="refType" class-ref="
>> com.rmawatanya.convergence.utile.organisation.Societe">
>>    <foreignkey field-ref="refSocieteIdOjb"/>
>>   </reference-descriptor>
>>   <collection-descriptor name="refUtilisateurs" collection-class="
>> org.apache.ojb.broker.util.collections.ManageableArrayList"
>> element-class-ref="
>> com.rmawatanya.convergence.utile.habilitations.Utilisateur "
>> auto-retrieve="true" auto-update="true">
>>    <inverse-foreignkey field-ref="refProfilIdOjb"/>
>>   </collection-descriptor>
>>   <collection-descriptor name="actions" collection-class="
>> org.apache.ojb.broker.util.collections.ManageableArrayList"
>> element-class-ref="
>> com.rmawatanya.convergence.utile.referentiel.Fonctionnalite"
>> auto-retrieve="true" auto-update="true"
>> indirection-table="HAB_ASSOC_PROFIL_FONCTIONNALITE">
>>    <fk-pointing-to-this-class column="IDPROFIL"/>
>>    <fk-pointing-to-element-class column="IDFONCTIONNALITE"/>
>>   </collection-descriptor>
>>  </class-descriptor>
>>
>> <!-- ==============================================================
>>   TABLE HAB_UTILISATEUR
>>  =============================================================== -->
>>  <class-descriptor class="
>> com.rmawatanya.convergence.utile.habilitations.Utilisateur "
>> table="HAB_UTILISATEUR">
>>   <field-descriptor id="1" name="id" column="ID" jdbc-type="BIGINT"
>> nullable="false" primarykey="true" autoincrement="true" />
>>   <field-descriptor id="2" name="autoriseTouteAgence"
>> column="AUTORISETOUTEAGENCE" jdbc-type="BIT"/>
>>   <field-descriptor id="3" name="autoriseToutProduit"
>> column="AUTORISETOUTPRODUIT" jdbc-type="BIT"/>
>>   <field-descriptor id="4" name="blocked" column="BLOQUE"
>> jdbc-type="BIT"/>
>>   <field-descriptor id="5" name="changementMotdePassealaConnexion"
>> column="CHANGMOTDEPASSEALACONNEXION" jdbc-type="BIT"/>
>>   <field-descriptor id="6" name="dateDebutAcces" column="DATEDEBUTACCES"
>> jdbc-type="DATE" conversion="
>> org.apache.ojb.broker.accesslayer.conversions.Calendar2DateFieldConversion"/> 
>>
>>   <field-descriptor id="7" name="dateFinAcces" column="DATEFINACCES"
>> jdbc-type="DATE" conversion="
>> org.apache.ojb.broker.accesslayer.conversions.Calendar2DateFieldConversion"/> 
>>
>>   <field-descriptor id="8" name="email" column="EMAIL"
>> jdbc-type="VARCHAR"/>
>>   <field-descriptor id="9" name="login" column="LOGIN"
>> jdbc-type="VARCHAR"/>
>>   <field-descriptor id="10" name="nom" column="NOM" jdbc-type="VARCHAR"/>
>>   <field-descriptor id="11" name="prenom" column="PRENOM"
>> jdbc-type="VARCHAR"/>
>>   <field-descriptor id="12" name="superUtilisateur"
>> column="SUPERUTILISATEUR" jdbc-type="BIT"/>
>>   <field-descriptor id="13" name="telephone" column="TELEPHONE"
>> jdbc-type="VARCHAR"/>
>>   <field-descriptor id="14" name="refEntiteIdOjb" column="IDENTITE"
>> jdbc-type="BIGINT" access="anonymous"/>
>>   <field-descriptor id="15" name="refProfilIdOjb" column="IDPROFIL"
>> jdbc-type="BIGINT" access="anonymous"/>
>>   <reference-descriptor name="refEntiteAppartenance" class-ref="
>> com.rmawatanya.convergence.utile.organisation.Entite">
>>    <foreignkey field-ref="refEntiteIdOjb"/>
>>   </reference-descriptor>
>>   <reference-descriptor name="refProfil" class-ref="
>> com.rmawatanya.convergence.utile.habilitations.Profil">
>>    <foreignkey field-ref="refProfilIdOjb"/>
>>   </reference-descriptor>
>>   <collection-descriptor name="refMotsdePasse" collection-class="
>> org.apache.ojb.broker.util.collections.ManageableArrayList"
>> element-class-ref="
>> com.rmawatanya.convergence.utile.habilitations.MotdePasse "
>> auto-retrieve="true" auto-update="true" orderby="id" sort="DESC" >
>>    <inverse-foreignkey field-ref="refUtilisateurIdOjb"/>
>>   </collection-descriptor>
>>   <collection-descriptor name="refConnexions" collection-class="
>> org.apache.ojb.broker.util.collections.ManageableArrayList"
>> element-class-ref="
>> com.rmawatanya.convergence.utile.habilitations.Connexion "
>> auto-retrieve="true" auto-update="true" orderby="id" sort="DESC" >
>>    <inverse-foreignkey field-ref="refUtilisateurIdOjb"/>
>>   </collection-descriptor>
>>   <collection-descriptor name="refProduitsAutorises" collection-class="
>> org.apache.ojb.broker.util.collections.ManageableArrayList"
>> element-class-ref="
>> com.rmawatanya.convergence.application.prd.metier.modele.Produit "
>> auto-retrieve="true" auto-update="true"
>> indirection-table="HAB_ASSOC_UTILISATEUR_PRODUIT">
>>    <fk-pointing-to-this-class column="IDUTILISATEUR"/>
>>    <fk-pointing-to-element-class column="IDPRODUIT"/>
>>   </collection-descriptor>
>>  </class-descriptor>
>>
>>
>> On 1/24/07, Armin Waibel <[email protected]> wrote:
>> >
>> > Hi,
>> >
>> > I tested the implementation of class ReferenceMap - it works as
>> > expected. In class AnonymousPersistentField the persistent object is
>> > used as map key, the field value (of the anonymous field) as map value
>> > and the ReferenceMap use weak keys and hard values, thus all persistent
>> > objects set in class AnonymousPersistentField should be GC (if the
>> > persistent object was no longer referenced) - in theory this should
>> > work, but it seems this doesn't work for you.
>> >
>> > Could you please post the mapping of the involved classes MotdePasse 
>> and
>> > Utilisateur (and of mapped sub/super-classes of these classes if any
>> > exist).
>> > Do you modify any source classes of OJB related to anonymous fields or
>> > references?
>> >
>> > regards,
>> > Armin
>> >
>> > Marwane wrote:
>> > > Hi,
>> > > we have a production application on system Windows Server that 
>> using :
>> >
>> > > WebSphere 6.0
>> > > OJB version 1.0.3
>> > > the application generate a lot of dump file in the system witch cause
>> > a
>> > > system crash .. in the log i find this :
>> > > 1,095,332,808 [24] 2
>> > > org/apache/ojb/broker/metadata/fieldaccess/AnonymousPersistentField
>> > > 0x11841c40
>> > >  1,095,332,784 [72] 2 org/apache/ojb/broker/util/ReferenceMap
>> > 0x1664db30
>> > >   1,095,332,664 [262,160] 23,114 array of
>> > > org/apache/ojb/broker/util/ReferenceMap$Entry 0x71b48528
>> > >    38,548,064 [32] 4 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x60e5c2f0
>> > >     38,543,104 [32] 3 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x229d1fd0
>> > >      38,543,048 [32] 2 
>> org/apache/ojb/broker/util/ReferenceMap$WeakRef
>> > > 0x229d1ff0
>> > >       38,543,016 [40] 4
>> > > com/convergence/utile/habilitations/MotdePasse 0x229d20b8
>> > >        38,542,032 [120] 14
>> > > com/convergence/utile/habilitations/Utilisateur 0x2056fde0
>> > >         38,146,872 [64] 6
>> > > com/convergence/utile/habilitations/Profil 0x1e806358
>> > >         390,528 [24] 1
>> > > org/apache/ojb/broker/util/collections/ManageableArrayList 0x29d00308
>> > >         3,032 [24] 1
>> > > org/apache/ojb/broker/util/collections/ManageableArrayList 0x254d0d38
>> > >         880 [128] 9 java/util/GregorianCalendar 0x205702b0
>> > >         128 [40] 4 com/convergence/utile/organisation/Entite
>> > > 0x21cca310
>> > >         88 [32] 1 java/lang/String 0x2056ffa0
>> > >         80 [24] 1
>> > > org/apache/ojb/broker/util/collections/ManageableArrayList 0x2b1e6ee8
>> > >         80 [24] 1 java/util/ArrayList 0x2056fdc8
>> > >         64 [32] 1 java/lang/String 0x2056fed8
>> > >         56 [32] 1 java/lang/String 0x2056ff10
>> > >         56 [32] 1 java/lang/String 0x2056ff48
>> > >         48 [32] 1 java/lang/String 0x2056fe98
>> > >         16 [16] 0 java/lang/Boolean 0x101eccb0
>> > >         16 [16] 0 java/lang/Boolean 0x101eccc0
>> > >        880 [128] 9 java/util/GregorianCalendar 0x229d2430
>> > >        64 [32] 1 java/lang/String 0x229d2120
>> > >        16 [16] 0 java/lang/Boolean 0x101eccc0
>> > >       48 [32] 1 java/lang/ref/ReferenceQueue 0x1664db10
>> > >      24 [24] 0 java/lang/Long 0x229d20e8
>> > >      1,095,332,784 [72] 2 org/apache/ojb/broker/util/ReferenceMap
>> > > 0x1664db30
>> > >     4,904 [32] 2 org/apache/ojb/broker/util/ReferenceMap$WeakRef
>> > > 0x60e5c310
>> > >     24 [24] 0 java/lang/Long 0x60e5c360
>> > >     1,095,332,784 [72] 2 org/apache/ojb/broker/util/ReferenceMap
>> > > 0x1664db30
>> > >    38,547,920 [32] 4 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x659aea38
>> > >    38,543,280 [32] 4 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x19f95b00
>> > >    38,543,104 [32] 3 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x65d52218
>> > >    38,543,104 [32] 3 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x675fd680
>> > >    38,543,104 [32] 3 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x4a016de8
>> > >    38,543,104 [32] 3 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x1b3b09c0
>> > >    38,543,104 [32] 3 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x4384a5e8
>> > >    38,543,104 [32] 3 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x270b7740
>> > >    38,543,104 [32] 3 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x1c9d4ed0
>> > >    38,543,104 [32] 3 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x505d07a0
>> > >    38,543,104 [32] 3 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x3b8f8f10
>> > >    38,543,104 [32] 3 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x6916b088
>> > >    38,543,104 [32] 3 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x3d6fdbd0
>> > >    38,543,104 [32] 3 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x14a30960
>> > >    38,543,104 [32] 3 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x5d3cd108
>> > >    38,543,104 [32] 3 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x13937968
>> > >    38,543,104 [32] 3 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x1aa7b5f8
>> > >    38,543,104 [32] 3 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x118db108
>> > >    38,543,104 [32] 3 org/apache/ojb/broker/util/ReferenceMap$Entry
>> > > 0x58115890
>> > > There are 23,094 more children
>> > >
>> > >
>> > > so, some object like  
>> 'org/apache/ojb/broker/util/ReferenceMap$Entry',
>> > > 'org/apache/ojb/broker/util/ReferenceMap' ,
>> > > org/apache/ojb/broker/metadata/fieldaccess/AnonymousPersistentField
>> > > objects are consuming
>> > > more than 1 GB (1,095,332,664 bytes) on heap.
>> > >
>> > >
>> > > I need an explanation of this , please. and solution or test to do .
>> > >
>> > > thx in advance.
>> > >
>> > >
>> > >
>> > >
>> > 
>> ------------------------------------------------------------------------
>> > >
>> > > <?xml version="1.0" encoding="UTF-8"?>
>> > > <!DOCTYPE descriptor-repository PUBLIC "-//Apache Software
>> > Foundation//DTD OJB Repository//EN"
>> > >        "repository.dtd">
>> > > <descriptor-repository version="1.0"
>> > isolation-level="read-uncommitted" proxy-prefetching-limit="50">
>> > > <jdbc-connection-descriptor jcd-alias="default"
>> > default-connection="true" platform="Db2" jdbc-level=" 2.0" driver="
>> > com.p6spy.engine.spy.P6SpyDriver" protocol="jdbc" subprotocol="db2"
>> > dbalias="//localhost/DEV" username="db2admin" password="db2admin">
>> > >               <sequence-manager className="
>> > org.apache.ojb.broker.util.sequence.SequenceManagerHighLowImpl">
>> > >                       <attribute attribute-name="grabSize"
>> > attribute-value="5"/>
>> > >                       <attribute attribute-name="globalSequenceId"
>> > attribute-value="true"/>
>> > >                       <attribute attribute-name="globalSequenceStart"
>> > attribute-value="10000"/>
>> > >               </sequence-manager>
>> > >       </jdbc-connection-descriptor>
>> > >
>> > >
>> > >       <!-- OJB INTERNAL MAPPINGS START HERE, DO NOT EDIT -->
>> > >       <!--
>> > ************************************************************* -->
>> > >       <!-- The OJB HIGH/LOW SequenceManagerTable -->
>> > >       <!--
>> > ************************************************************* -->
>> > >       <class-descriptor class="
>> > org.apache.ojb.broker.util.sequence.HighLowSequence" 
>> table="OJB_HL_SEQ">
>> >
>> > >               <object-cache class="
>> > org.apache.ojb.broker.cache.ObjectCacheEmptyImpl"/>
>> > >               <field-descriptor name="tableName" column="TABLENAME"
>> > jdbc-type="VARCHAR" primarykey="true"/>
>> > >               <field-descriptor name="fieldName" column="FIELDNAME"
>> > jdbc-type="VARCHAR" primarykey="true"/>
>> > >               <field-descriptor name="maxKey" column="MAX_KEY"
>> > jdbc-type="BIGINT"/>
>> > >               <field-descriptor name="grabSize" column="GRAB_SIZE"
>> > jdbc-type="INTEGER"/>
>> > >               <field-descriptor name="version" column="VERSION"
>> > jdbc-type="INTEGER" locking="true"/>
>> > >       </class-descriptor>
>> > >       <!--
>> > ************************************************************* -->
>> > >       <!-- THIS IS THE OJB NAMED ROOTS TABLE, DO NOT EDIT-->
>> > >       <!--
>> > ************************************************************* -->
>> > >       <class-descriptor class="
>> > org.apache.ojb.odmg.NamedRootsMap$NamedEntry" table="OJB_NRM">
>> > >               <field-descriptor name="name" column="NAME"
>> > jdbc-type="VARCHAR" primarykey="true"/>
>> > >               <field-descriptor name="oid" column="OID_"
>> > jdbc-type="LONGVARBINARY"/>
>> > >       </class-descriptor>
>> > >       <!--
>> > ************************************************************* -->
>> > >       <!-- THIS IS THE OJB DLIST IMPLEMENTATION, DO NOT EDIT-->
>> > >       <!-- alternative implementation of DList -->
>> > >       <!--
>> > ************************************************************* -->
>> > >       <class-descriptor class="
>> > org.apache.ojb.odmg.collections.DListImpl" table="OJB_DLIST">
>> > >               <field-descriptor name="id" column="ID"
>> > jdbc-type="INTEGER" primarykey="true" autoincrement="true"/>
>> > >               <collection-descriptor name="elements"
>> > element-class-ref="org.apache.ojb.odmg.collections.DListEntry"
>> > auto-retrieve="true" auto-update="none" auto-delete="none">
>> > >                       <inverse-foreignkey field-ref="dlistId"/>
>> > >               </collection-descriptor>
>> > >       </class-descriptor>
>> > >       <!--
>> > ************************************************************* -->
>> > >       <!-- THIS IS THE OJB DLIST ENTRY IMPLEMENTATION, DO NOT EDIT-->
>> > >       <!--
>> > ************************************************************* -->
>> > >       <class-descriptor class="
>> > org.apache.ojb.odmg.collections.DListEntry" table="OJB_DLIST_ENTRIES">
>> > >               <field-descriptor name="id" column="ID"
>> > jdbc-type="INTEGER" primarykey="true" autoincrement="true"/>
>> > >               <field-descriptor name="dlistId" column="DLIST_ID"
>> > jdbc-type="INTEGER"/>
>> > >               <field-descriptor name="position" column="POSITION_"
>> > jdbc-type="INTEGER"/>
>> > >               <field-descriptor name="oid" column="OID_"
>> > jdbc-type="LONGVARBINARY" conversion="
>> > 
>> org.apache.ojb.broker.accesslayer.conversions.Object2ByteArrFieldConversion"/> 
>>
>> >
>> > >       </class-descriptor>
>> > >       <!--
>> > ************************************************************* -->
>> > >       <!-- THIS IS THE OJB DBAG IMPLEMENTATION, DO NOT EDIT-->
>> > >       <!--
>> > ************************************************************* -->
>> > >       <class-descriptor class="
>> > org.apache.ojb.odmg.collections.DBagImpl" table="OJB_DLIST">
>> > >               <field-descriptor name="id" column="ID"
>> > jdbc-type="INTEGER" primarykey="true" autoincrement="true"/>
>> > >               <collection-descriptor name="elements"
>> > element-class-ref="org.apache.ojb.odmg.collections.DListEntry"
>> > auto-retrieve="true" auto-update="none" auto-delete="none">
>> > >                       <inverse-foreignkey field-ref="dlistId"/>
>> > >               </collection-descriptor>
>> > >       </class-descriptor>
>> > >       <!--
>> > ************************************************************* -->
>> > >       <!-- THIS IS THE OJB DSET IMPLEMENTATION, DO NOT EDIT-->
>> > >       <!--
>> > ************************************************************* -->
>> > >       <class-descriptor class="
>> > org.apache.ojb.odmg.collections.DSetImpl " table="OJB_DSET">
>> > >               <field-descriptor name="id" column="ID"
>> > jdbc-type="INTEGER" primarykey="true" autoincrement="true"/>
>> > >               <collection-descriptor name="elements"
>> > element-class-ref=" org.apache.ojb.odmg.collections.DSetEntry"
>> > auto-retrieve="true" auto-update="none" auto-delete="none">
>> > >                       <inverse-foreignkey field-ref="dlistId"/>
>> > >               </collection-descriptor>
>> > >       </class-descriptor>
>> > >       <!--
>> > ************************************************************* -->
>> > >       <!-- THIS IS THE OJB DSET ENTRY IMPLEMENTATION, DO NOT EDIT-->
>> > >       <!--
>> > ************************************************************* -->
>> > >       <class-descriptor class="
>> > org.apache.ojb.odmg.collections.DSetEntry" table="OJB_DSET_ENTRIES">
>> > >               <field-descriptor name="id" column="ID"
>> > jdbc-type="INTEGER" primarykey="true" autoincrement="true"/>
>> > >               <field-descriptor name="dlistId" column="DLIST_ID"
>> > jdbc-type="INTEGER"/>
>> > >               <field-descriptor name="position" column="POSITION_"
>> > jdbc-type="INTEGER"/>
>> > >               <field-descriptor name="oid" column="OID_"
>> > jdbc-type="LONGVARBINARY" conversion="
>> > 
>> org.apache.ojb.broker.accesslayer.conversions.Object2ByteArrFieldConversion 
>>
>> > "/>
>> > >       </class-descriptor>
>> > >       <!--
>> > ************************************************************* -->
>> > >       <!-- THIS IS THE OJB DMAP IMPLEMENTATION, DO NOT EDIT-->
>> > >       <!--
>> > ************************************************************* -->
>> > >       <class-descriptor class="
>> > org.apache.ojb.odmg.collections.DMapImpl " table="OJB_DMAP">
>> > >               <field-descriptor name="id" column="ID"
>> > jdbc-type="INTEGER" primarykey="true" autoincrement="true"/>
>> > >               <collection-descriptor name="entries"
>> > element-class-ref=" org.apache.ojb.odmg.collections.DMapEntry"
>> > collection-class="
>> > org.apache.ojb.broker.util.collections.ManageableHashSet"
>> > auto-retrieve="true" auto-update="none" auto-delete="none">
>> > >                       <inverse-foreignkey field-ref="dmapId"/>
>> > >               </collection-descriptor>
>> > >       </class-descriptor>
>> > >       <!--
>> > ************************************************************* -->
>> > >       <!-- THIS IS THE OJB DMAP ENTRY IMPLEMENTATION, DO NOT EDIT-->
>> > >       <!--
>> > ************************************************************* -->
>> > >       <class-descriptor class="
>> > org.apache.ojb.odmg.collections.DMapEntry" table="OJB_DMAP_ENTRIES">
>> > >               <field-descriptor name="id" column="ID"
>> > jdbc-type="INTEGER" primarykey="true" autoincrement="true"/>
>> > >               <field-descriptor name="dmapId" column="DMAP_ID"
>> > jdbc-type="INTEGER"/>
>> > >               <field-descriptor name="keyOid" column="KEY_OID"
>> > jdbc-type="LONGVARBINARY" conversion="
>> > 
>> org.apache.ojb.broker.accesslayer.conversions.Object2ByteArrFieldConversion 
>>
>> > "/>
>> > >               <field-descriptor name="valueOid" column="VALUE_OID"
>> > jdbc-type="LONGVARBINARY" conversion="
>> > 
>> org.apache.ojb.broker.accesslayer.conversions.Object2ByteArrFieldConversion 
>>
>> > "/>
>> > >       </class-descriptor>
>> > >       <!-- END OF OJB INTERNAL MAPPINGS-->
>> > > </descriptor-repository>
>> > >
>> > >
>> > >
>> > 
>> ------------------------------------------------------------------------
>> > >
>> > > ---------------------------------------------------------------------
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>> >
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>>
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