"java.sql.SQLException : Not in a transaction" when using CM
nico1as May 5, 2004 5:38 AMHi All,
every 10 min, my application get datas from a database and copy them in my main database.
For this, I use 2 CMPs with 2 xa-datasources.
But sometime, when I use the finder to get datas from the first database, I get this exception :
java.sql.SQLException : Not in a transaction
It's not a blocking error but I'm curious to know what does it mean ?
Maybe, there's a problem in my application configuration ?
I use JBOSS 3.2.4RC1 with oracle 8.1.7.4.
Thank you for your help.
Nicolas.
My log file :
[2004-05-05 11:51:22,750] [Thread-44] [org.jboss.ejb.plugins.cmp.jdbc.JDBCEJBQLQuery.InterfaceClientsOut0#findAll] [DEBUG] : Executing SQL: SELECT t0_c.Id_DC_Client FROM INTERFACE_CLIENTS_OUT t0_c
[2004-05-05 11:51:22,750] [Thread-44] [org.jboss.resource.adapter.jdbc.xa.XAManagedConnectionFactory] [WARN] : Destroying connection that is not valid, due to the following exception:
java.sql.SQLException: Not in a transaction
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:169)
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:211)
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:274)
at oracle.jdbc.driver.OracleConnection.needLine(OracleConnection.java:1630)
at oracle.jdbc.driver.OracleStatement.(OracleStatement.java:440)
at oracle.jdbc.driver.OracleConnection.privateCreateStatement(OracleConnection.java:477)
at oracle.jdbc.driver.OracleConnection.createStatement(OracleConnection.java:386)
at org.jboss.resource.adapter.jdbc.CheckValidConnectionSQL.isValidConnection(CheckValidConnectionSQL.java:27)
at org.jboss.resource.adapter.jdbc.BaseWrapperManagedConnectionFactory.isValidConnection(BaseWrapperManagedConnectionFactory.java:436)
at org.jboss.resource.adapter.jdbc.BaseWrapperManagedConnection.checkValid(BaseWrapperManagedConnection.java:265)
......
My EJB Session Method :
/** * Recupere les demandes commerciales dans les differentes BD externes. <BR> * * @ejb.interface-method * *@param idUserSession identifiant de la session utilisateur *@exception MagesException Description of the Exception */ public void getCommercialRequests(Integer idUserSession, Integer time_out) throws MagesException { logger.methodIn("getCommercialRequest"); String[] externalDbNames = PropertiesManager.getMultiValuedGeneralParameter(PropertiesNames.GeneralParameter.EXTERNAL_DB_NAMES); FollowUpRowGetter rowGetter = null; int timeout = 0; if (time_out != null) { timeout = time_out.intValue(); } for (int i = 0; i < externalDbNames.length; i++) { try { logger.debug("[trans] ==> migration des dc pour la base ["+i+"]"); Iterator subscriberIterator = ((InterfaceClientsOutHome) (ConnectionManager.get().ejbLookUp(sessionContext, JndiNames.INTERFACE_CLIENTS_OUT+i, InterfaceClientsOutHome.class))).findAll().iterator(); logger.debug("Itérateur sur subscriber. Y a-t-il des enregistrements ? "+subscriberIterator.hasNext()); while(subscriberIterator.hasNext()) { try { rowGetter = ((FollowUpRowGetterHome) (ConnectionManager.get().ejbLookUp(sessionContext, JndiNames.FOLLOWUPROWGETTER, FollowUpRowGetterHome.class))).create(); if(null == rowGetter) throw new MagesException("Migration des dc NON effectuée : impossible de créer le bean FollowUpRowGetterBean = [null]"); rowGetter.getCommercialRequestSubscriber(((InterfaceClientsOut) PortableRemoteObject.narrow(subscriberIterator.next(),InterfaceClientsOut.class)).getHandle(), timeout); } catch(CreateException e) { logger.warn("getCommercialRequests() : migration ANNULEE pour subscriber db ["+i+"]", e); } catch(RemoteException e) { logger.warn("getCommercialRequests() : migration ANNULEE pour subscriber db ["+i+"]", e); } } } catch (FinderException e) { logger.warn("getCommercialRequests() : erreur dans la Recherche des dc pour la db ["+i+"]. On ne peut traiter AUCUN subscriber.", e); } catch (RemoteException e) { logger.warn("getCommercialRequests() : erreur dans l'Itérateur des dc pour la db ["+i+"]. On ne peut traiter AUCUN subscriber supplémentaire.", e); } catch (MagesException e) { logger.warn("getCommercialRequests() : migration des dc 'subscriber' NON terminée pour la db ["+i+"]", e); } finally { logger.debug("[trans] <== migration des dc pour la base ["+i+"]"); } } }
The two datasource definitions :
<datasources> <xa-datasource> <jndi-name>MagesXaDS</jndi-name> <track-connection-by-tx>true</track-connection-by-tx> <isSameRM-override-value>false</isSameRM-override-value> <xa-datasource-class>oracle.jdbc.xa.client.OracleXADataSource</xa-datasource-class> <xa-datasource-property name="URL">jdbc:oracle:thin:@152.65.45.51:1521:APPDEV</xa-datasource-property> <xa-datasource-property name="User">admin</xa-datasource-property> <xa-datasource-property name="Password">apps</xa-datasource-property> <!-- Uses the pingDatabase method to check a connection is still valid before handing it out from the pool --> <!--valid-connection-checker-class-name>org.jboss.resource.adapter.jdbc.vendor.OracleValidConnectionChecker</valid-connection-checker-class-name--> <!-- Checks the Oracle error codes and messages for fatal errors --> <exception-sorter-class-name>org.jboss.resource.adapter.jdbc.vendor.OracleExceptionSorter</exception-sorter-class-name> <!-- Oracles XA datasource cannot reuse a connection outside a transaction once enlisted in a global transaction and vice-versa --> <no-tx-separate-pools/> </xa-datasource> <xa-datasource> <jndi-name>ExternalDbOracleXaDS0</jndi-name> <track-connection-by-tx>true</track-connection-by-tx> <isSameRM-override-value>false</isSameRM-override-value> <xa-datasource-class>oracle.jdbc.xa.client.OracleXADataSource</xa-datasource-class> <xa-datasource-property name="URL">jdbc:oracle:thin:@152.56.102.185:1521:I8I</xa-datasource-property> <xa-datasource-property name="User">user</xa-datasource-property> <xa-datasource-property name="Password">pass</xa-datasource-property> <!-- Uses the pingDatabase method to check a connection is still valid before handing it out from the pool --> <!--valid-connection-checker-class-name>org.jboss.resource.adapter.jdbc.vendor.OracleValidConnectionChecker</valid-connection-checker-class-name--> <!-- Checks the Oracle error codes and messages for fatal errors --> <exception-sorter-class-name>org.jboss.resource.adapter.jdbc.vendor.OracleExceptionSorter</exception-sorter-class-name> <!-- Oracles XA datasource cannot reuse a connection outside a transaction once enlisted in a global transaction and vice-versa --> <no-tx-separate-pools/> <!-- sql to call on an existing pooled connection when it is obtained from pool - the OracleValidConnectionChecker is prefered --> <check-valid-connection-sql>SELECT COUNT(*) FROM DUAL</check-valid-connection-sql> <idle-timeout-minutes>15</idle-timeout-minutes> </xa-datasource> <mbean code="org.jboss.resource.adapter.jdbc.xa.oracle.OracleXAExceptionFormatter" name="jboss.jca:service=OracleXAExceptionFormatter"> <depends optional-attribute-name="TransactionManagerService">jboss:service=TransactionManager</depends> </mbean> </datasources>