Hello Francesco,
you have declared cmr accessors as remote methods while relationships
are allowed only for local interfaces.
alex
Tuesday, October 08, 2002, 4:48:15 PM, you wrote:
FM> I get an exception:
FM> java.rmi.ServerException: RemoteException occurred in server thread; nested
FM> exception is:
FM> java.rmi.ServerException: EJBException:; nested exception is:
FM> javax.ejb.EJBException: null; CausedByException is:
FM> Method is not a known CMP field accessor, CMR field accessor, or ejbSelect
FM> method: methodName=setParent; nested exception is:
FM> javax.ejb.EJBException: Method is not a known CMP field accessor, CMR field
FM> accessor, or ejbSelect method: methodName=setParent
FM> at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:292)
FM> at sun.rmi.transport.Transport$1.run(Transport.java:148)
FM> at java.security.AccessController.doPrivileged(Native Method)
FM> at sun.rmi.transport.Transport.serviceCall(Transport.java:144)
FM> at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:460)
FM> at
FM> sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:7
FM> 01)
FM> at java.lang.Thread.run(Thread.java:536)
FM> at
FM> sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteC
FM> all.java:247)
FM> at sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:223)
FM> at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:133)
FM> at org.jboss.invocation.jrmp.server.JRMPInvoker_Stub.invoke(Unknown Source)
FM> at
FM> org.jboss.invocation.jrmp.interfaces.JRMPInvokerProxy.invoke(JRMPInvokerProx
FM> y.java:128)
FM> at
FM> org.jboss.invocation.InvokerInterceptor.invoke(InvokerInterceptor.java:108)
FM> at
FM> org.jboss.proxy.TransactionInterceptor.invoke(TransactionInterceptor.java:73
FM> )
FM> at org.jboss.proxy.SecurityInterceptor.invoke(SecurityInterceptor.java:76)
FM> at org.jboss.proxy.ejb.EntityInterceptor.invoke(EntityInterceptor.java:116)
FM> at org.jboss.proxy.ClientContainer.invoke(ClientContainer.java:76)
FM> at $Proxy2.createSubFolder(Unknown Source)
FM> at net.indaco.krakow.client.Main.main(Main.java:39)
FM> Caused by: java.rmi.ServerException: EJBException:; nested exception is:
FM> javax.ejb.EJBException: null; CausedByException is:
FM> Method is not a known CMP field accessor, CMR field accessor, or ejbSelect
FM> method: methodName=setParent; nested exception is:
FM> javax.ejb.EJBException: Method is not a known CMP field accessor, CMR field
FM> accessor, or ejbSelect method: methodName=setParent
FM> at
FM> org.jboss.ejb.plugins.LogInterceptor.handleException(LogInterceptor.java:355
FM> )
FM> at org.jboss.ejb.plugins.LogInterceptor.invoke(LogInterceptor.java:207)
FM> at org.jboss.ejb.EntityContainer.invoke(EntityContainer.java:493)
FM> at org.jboss.ejb.Container.invoke(Container.java:720)
FM> at org.jboss.ejb.EntityContainer.invoke(EntityContainer.java:1055)
FM> at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:517)
FM> at org.jboss.invocation.jrmp.server.JRMPInvoker.invoke(JRMPInvoker.java:370)
FM> at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source)
FM> at
FM> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl
FM> .java:25)
FM> at java.lang.reflect.Method.invoke(Method.java:324)
FM> at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:261)
FM> at sun.rmi.transport.Transport$1.run(Transport.java:148)
FM> at java.security.AccessController.doPrivileged(Native Method)
FM> at sun.rmi.transport.Transport.serviceCall(Transport.java:144)
FM> at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:460)
FM> at
FM> sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:7
FM> 01)
FM> at java.lang.Thread.run(Thread.java:536)
FM> Caused by: javax.ejb.EJBException: null; CausedByException is:
FM> Method is not a known CMP field accessor, CMR field accessor, or ejbSelect
FM> method: methodName=setParent; nested exception is:
FM> javax.ejb.EJBException: Method is not a known CMP field accessor, CMR field
FM> accessor, or ejbSelect method: methodName=setParent
FM> at
FM> net.indaco.cesati.catalogue.domain.bean.FolderBean.createSubFolder(FolderBea
FM> n.java:147)
FM> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
FM> at
FM> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39
FM> )
FM> at
FM> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl
FM> .java:25)
FM> at java.lang.reflect.Method.invoke(Method.java:324)
FM> at
FM> org.jboss.ejb.EntityContainer$ContainerInterceptor.invoke(EntityContainer.ja
FM> va:1191)
FM> at
FM> org.jboss.ejb.plugins.cmp.jdbc.JDBCRelationInterceptor.invoke(JDBCRelationIn
FM> terceptor.java:95)
FM> at
FM> org.jboss.ejb.plugins.EntitySynchronizationInterceptor.invoke(EntitySynchron
FM> izationInterceptor.java:308)
FM> at
FM> org.jboss.resource.connectionmanager.CachedConnectionInterceptor.invoke(Cach
FM> edConnectionInterceptor.java:186)
FM> at
FM> org.jboss.ejb.plugins.EntityInstanceInterceptor.invoke(EntityInstanceInterce
FM> ptor.java:152)
FM> at
FM> org.jboss.ejb.plugins.EntityLockInterceptor.invoke(EntityLockInterceptor.jav
FM> a:107)
FM> at
FM> org.jboss.ejb.plugins.EntityCreationInterceptor.invoke(EntityCreationInterce
FM> ptor.java:69)
FM> at
FM> org.jboss.ejb.plugins.AbstractTxInterceptor.invokeNext(AbstractTxInterceptor
FM> .java:107)
FM> at
FM> org.jboss.ejb.plugins.TxInterceptorCMT.runWithTransactions(TxInterceptorCMT.
FM> java:178)
FM> at org.jboss.ejb.plugins.TxInterceptorCMT.invoke(TxInterceptorCMT.java:60)
FM> at
FM> org.jboss.ejb.plugins.SecurityInterceptor.invoke(SecurityInterceptor.java:13
FM> 0)
FM> at org.jboss.ejb.plugins.LogInterceptor.invoke(LogInterceptor.java:203)
FM> ... 15 more
FM> Finished executing
FM> Here is jbosscmp-jdbc.xml
FM> <ejb-relation>
FM> <ejb-relation-name>folder-parentfolder</ejb-relation-name>
FM> <foreign-key-mapping/>
FM> <ejb-relationship-role>
FM> <ejb-relationship-role-name>one-folder-has-many-folders</ejb-relationship-ro
le-name>>
FM> <key-fields>
FM> <key-field>
FM> <field-name>id</field-name>
FM> <column-name>parent</column-name>
FM> </key-field>
FM> </key-fields>
FM> </ejb-relationship-role>
FM> <ejb-relationship-role>
FM> <ejb-relationship-role-name>one-folder-has-one-parentfolder</ejb-relationshi
p-role-name>>
FM> <key-fields/>
FM> </ejb-relationship-role>
FM> </ejb-relation>
FM> ejb-jar.xml:
FM> <entity >
FM> <description><![CDATA[No Description.]]></description>
FM> <ejb-name>CesatiFolder</ejb-name>
FM> <home>net.indaco.cesati.catalogue.domain.interfaces.CesatiFolderHome</home>
FM> <remote>net.indaco.cesati.catalogue.domain.interfaces.CesatiFolder</remote>
FM> <ejb-class>net.indaco.cesati.catalogue.domain.bean.CesatiFolderCMP</ejb-clas
s>>
FM> <persistence-type>Container</persistence-type>
FM> <prim-key-class>java.lang.Integer</prim-key-class>
FM> <reentrant>False</reentrant>
FM> <cmp-version>2.x</cmp-version>
FM> <abstract-schema-name>CesatiFolder</abstract-schema-name>
FM> <cmp-field >
FM> <description><![CDATA[]]></description>
FM> <field-name>name</field-name>
FM> </cmp-field>
FM> <cmp-field >
FM> <description><![CDATA[]]></description>
FM> <field-name>id</field-name>
FM> </cmp-field>
FM> <cmp-field >
FM> <description><![CDATA[]]></description>
FM> <field-name>catalogue</field-name>
FM> </cmp-field>
FM> <primkey-field>id</primkey-field>
FM> <query>
FM> <query-method>
FM> <method-name>findRootFolder</method-name>
FM> <method-params>
FM> <method-param>java.lang.String</method-param>
FM> </method-params>
FM> </query-method>
FM> <result-type-mapping>Remote</result-type-mapping>
FM> <ejb-ql><![CDATA[SELECT OBJECT(c) FROM CesatiFolder c WHERE
FM> c.parent is null and c.catalogue = ?1]]></ejb-ql>
FM> </query>
FM> </entity>
FM> <ejb-relation >
FM> <ejb-relation-name>folder-parentfolder</ejb-relation-name>
FM> <!-- bidirectional -->
FM> <ejb-relationship-role >
FM> <ejb-relationship-role-name>one-folder-has-many-folders</ejb-relationship-ro
le-name>>
FM> <multiplicity>One</multiplicity>
FM> <relationship-role-source >
FM> <ejb-name>CesatiFolder</ejb-name>
FM> </relationship-role-source>
FM> <cmr-field >
FM> <cmr-field-name>folders</cmr-field-name>
FM> <cmr-field-type>java.util.Collection</cmr-field-type>
FM> </cmr-field>
FM> </ejb-relationship-role>
FM> <ejb-relationship-role >
FM> <ejb-relationship-role-name>one-folder-has-one-parentfolder</ejb-relationshi
p-role-name>>
FM> <multiplicity>Many</multiplicity>
FM> <relationship-role-source >
FM> <ejb-name>CesatiFolder</ejb-name>
FM> </relationship-role-source>
FM> <cmr-field >
FM> <cmr-field-name>parent</cmr-field-name>
FM> </cmr-field>
FM> </ejb-relationship-role>
FM> </ejb-relation>
FM> and FolderBean.java (I use xdoclet):
FM> package net.indaco.cesati.catalogue.domain.bean;
FM> import net.indaco.cesati.catalogue.domain.interfaces.CesatiFolder;
FM> import net.indaco.cesati.catalogue.domain.interfaces.CesatiFolderHome;
FM> import java.util.Collection;
FM> import java.util.ArrayList;
FM> /**
FM> * @ejb:bean
FM> * local-jndi-name="cesati/Folder"
FM> * name="CesatiFolder"
FM> * @ejb:persistence
FM> * table-name="cesatifolder"
FM> * @ejb:finder signature="Collection findRootFolder(java.lang.String
FM> catalogue)"
FM> * unchecked="true"
FM> * query="SELECT OBJECT(c) FROM CesatiFolder c WHERE c.parent is null and
FM> c.catalogue = ?1"
FM> * result-type-mapping="Remote"
FM> * @jboss:remove-table "true"
FM> * @ejb:util generate="physical"
FM> * @jboss:tuned-updates "false"
FM> * @jboss:read-only "false"
FM> *
FM> */
FM> public abstract class FolderBean extends
FM> net.indaco.krakow.catalogue.domain.bean.AbstractFolderBean {
FM> /**
FM> * @ejb:interface-method view-type="remote"
FM> * @ejb:relation
FM> * name="folder-parentfolder"
FM> * role-name="one-folder-has-many-folders"
FM> *
FM> */
FM> public abstract java.util.Collection getFolders();
FM> /**
FM> * @ejb:interface-method view-type="remote"
FM> */
FM> public abstract void setFolders(java.util.Collection folders);
FM> /**
FM> * @ejb:interface-method view-type="remote"
FM> * @ejb:relation
FM> * name="folder-parentfolder"
FM> * role-name="one-folder-has-one-parentfolder"
FM> * @jboss:relation related-pk-field="id"
FM> * fk-column="parent"
FM> */
FM> public abstract CesatiFolder getParent();
FM> /**
FM> * @ejb:interface-method view-type="remote"
FM> */
FM> public abstract void setParent(CesatiFolder parent);
FM> /**
FM> * @ejb:interface-method view-type="remote"
FM> */
FM> public CesatiFolder createSubFolder() {
FM> CesatiFolderHome home =
FM> (CesatiFolderHome)this._entityContext.getEJBHome();
FM> try {
FM> CesatiFolder folder = (CesatiFolder)home.create(this.getCatalogue());
FM> /*
FM> if(this.getFolders() == null) {
FM> Collection coll = new ArrayList();
FM> coll.add(folder);
FM> this.setFolders(coll);
FM> }
FM> */
FM> folder.setParent((CesatiFolder)this._entityContext.getEJBObject());
FM> //// EXCEPTION IS THROWN HERE
FM> return folder;
FM> }
FM> catch(java.rmi.RemoteException e) {
FM> throw new javax.ejb.EJBException(e);
FM> }
FM> catch(javax.ejb.CreateException e) {
FM> throw new javax.ejb.EJBException(e);
FM> }
FM> }
FM> }
FM> Any idea?
FM> Thx
FM> Francesco Marsoni
--
Best regards,
Alex Loubyansky
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