A question I should've posed last time is could this be a problem with the
Postgres driver? In the JBoss doco it notes that the driver can have a
problem with large long values.... I'm not sure about this, but if someone
who knows more about this could give it 2 minutes thought?
cheers, tia again
dim
On Thu, 3 May 2001 17:35, Dmitri Colebatch wrote:
> Hi all,
>
> (could any replies to this come directly to me as well as the list please -
> I get the list in digest mode)
>
> I have a basic CMP entity bean that models a user's account in a system,
> and I have a password field that I need to encrypt. This is a very simple
> example, but you'll see my problem from it.
>
> I have the password field declared as a byte[], but get/set methods have
> String param/return type. My methods are then:
>
> public void setPassword(String password) { this.password =
> password.getBytes(); }
> public String getPassword() { return new String(password); }
>
> This all seems to work fine, but it breaks some of my other test cases. I
> haven't been able to identify exactly what the circumstances are that cause
> it, but basically after a call to remove() on the bean I get the following
> exception:
>
> java.sql.SQLException: Unable to load a ResultSet column into a variable of
> type '[B': java.io.StreamCorruptedException: InputStream does not contain a
> serialized object
>
> I only get this exception in some cases, and I haven't been able to
> replicate it in isolation away from the other tests. I'm running on
> Postgres, and JBoss 2.1 with Sun 1.3 JVM.
>
> When JBoss creates the table, it creates the password column as an "oid"
> type - I dont know what this is, but if I do a JDBC query on it I get an
> Integer type. I can also get it as a Blob, but Postgres' Blob isn't fully
> implemented so I haven't been able to determine a lot from that.
>
> The value is never null - I found a previous mail that had the same
> exception from trying to put a null value into a primitive int type.
>
> I have very little idea what the exact cause of this is, any help would be
> apprecitated - see the stack trace below.
>
> cheers, tia for any help
> dim
>
> Stack trace: (edited to make readable)
>
> [Account] TRANSACTION ROLLBACK EXCEPTION:Load failed; nested exception is:
> java.sql.SQLException: Unable to load a ResultSet column into a variable
> of type '[B': java.io.StreamCorruptedException: InputStream does not
> contain a serialized object; nested exception is:
> java.rmi.ServerException: Load failed; nested exception is:
> java.sql.SQLException: Unable to load a ResultSet column into a variable
> of type '[B': java.io.StreamCorruptedException: InputStream does not
> contain a serialized object
> [Account] java.rmi.ServerException: Load failed; nested exception is:
> [Account] java.sql.SQLException: Unable to load a ResultSet column into a
> variable of type '[B': java.io.StreamCorruptedException: InputStream does
> not contain a serialized object
> [Account] java.sql.SQLException: Unable to load a ResultSet column into a
> variable of type '[B': java.io.StreamCorruptedException: InputStream does
> not contain a serialized object
> [Account] at
> org.jboss.ejb.plugins.jaws.jdbc.JDBCCommand.getResultObject(JDBCCommand.jav
>a: 482) [Account] at
> org.jboss.ejb.plugins.jaws.jdbc.JDBCCommand.getResultObject(JDBCCommand.jav
>a: 498) [Account] at
> org.jboss.ejb.plugins.jaws.jdbc.JDBCLoadEntityCommand.handleResult(JDBCLoad
>En tityCommand.java:115) [Account] at
> org.jboss.ejb.plugins.jaws.jdbc.JDBCQueryCommand.executeStatementAndHandleR
>es ult(JDBCQueryCommand.java:59) [Account] at
> org.jboss.ejb.plugins.jaws.jdbc.JDBCCommand.jdbcExecute(JDBCCommand.java:15
>9) [Account] at
> org.jboss.ejb.plugins.jaws.jdbc.JDBCLoadEntityCommand.execute(JDBCLoadEntit
>yC ommand.java:78) [Account] at
> org.jboss.ejb.plugins.jaws.JAWSPersistenceManager.loadEntity(JAWSPersistenc
>eM anager.java:150) [Account] at
> org.jboss.ejb.plugins.CMPPersistenceManager.loadEntity(CMPPersistenceManage
>r. java:341) [Account] at
> org.jboss.ejb.plugins.EntitySynchronizationInterceptor.invoke(EntitySynchro
>ni zationInterceptor.java:192) [Account] at
> org.jboss.ejb.plugins.EntityInstanceInterceptor.invoke(EntityInstanceInterc
>ep tor.java:186) [Account] at
> org.jboss.ejb.plugins.TxInterceptorCMT.invokeNext(TxInterceptorCMT.java:133
>) [Account] at
> org.jboss.ejb.plugins.TxInterceptorCMT.runWithTransactions(TxInterceptorCMT
>.j ava:263) [Account] at
> org.jboss.ejb.plugins.TxInterceptorCMT.invoke(TxInterceptorCMT.java:99)
> [Account] at
> org.jboss.ejb.plugins.SecurityInterceptor.invoke(SecurityInterceptor.java:1
>77 ) [Account] at
> org.jboss.ejb.plugins.LogInterceptor.invoke(LogInterceptor.java:195)
> [Account] at
> org.jboss.ejb.EntityContainer.invoke(EntityContainer.java:323) [Account]
> at
> org.jboss.ejb.plugins.jrmp.server.JRMPContainerInvoker.invoke(JRMPContainer
>In voker.java:471) [Account] at
> org.jboss.ejb.plugins.jrmp.interfaces.EntityProxy.invoke(EntityProxy.java:1
>46 ) [Account] at $Proxy16.getBdoId(Unknown Source)
> [Account] at
> com.nuix.bdo.connection.ConnectionManagerEJB.removeConnection(ConnectionMan
>ag erEJB.java:148) [Account] at java.lang.reflect.Method.invoke(Native
> Method) [Account] at
> org.jboss.ejb.StatefulSessionContainer$ContainerInterceptor.invoke(Stateful
>Se ssionContainer.java:570) [Account] at
> org.jboss.ejb.plugins.SecurityInterceptor.invoke(SecurityInterceptor.java:1
>77 ) [Account] at
> org.jboss.ejb.plugins.StatefulSessionInstanceInterceptor.invoke(StatefulSes
>si onInstanceInterceptor.java:206) [Account] at
> org.jboss.ejb.plugins.TxInterceptorCMT.invokeNext(TxInterceptorCMT.java:133
>) [Account] at
> org.jboss.ejb.plugins.TxInterceptorCMT.runWithTransactions(TxInterceptorCMT
>.j ava:263) [Account] at
> org.jboss.ejb.plugins.TxInterceptorCMT.invoke(TxInterceptorCMT.java:99)
> [Account] at
> org.jboss.ejb.plugins.LogInterceptor.invoke(LogInterceptor.java:195)
> [Account] at
> org.jboss.ejb.StatefulSessionContainer.invoke(StatefulSessionContainer.java
>:3 26) [Account] at
> org.jboss.ejb.plugins.jrmp.server.JRMPContainerInvoker.invoke(JRMPContainer
>In voker.java:471) [Account] at
> org.jboss.ejb.plugins.jrmp.interfaces.StatefulSessionProxy.invoke(StatefulS
>es sionProxy.java:150) [Account] at $Proxy12.removeConnection(Unknown
> Source) [Account] at
> com.nuix.interceptor.interpretor.DeleteConnectionInterpretor.execute(Delete
>Co nnectionInterpretor.java:149) [Account] at
> com.nuix.interceptor.InterceptorEJB.execute(InterceptorEJB.java:127)
> [Account] at java.lang.reflect.Method.invoke(Native Method)
> [Account] at
> org.jboss.ejb.StatefulSessionContainer$ContainerInterceptor.invoke(Stateful
>Se ssionContainer.java:570) [Account] at
> org.jboss.ejb.plugins.SecurityInterceptor.invoke(SecurityInterceptor.java:1
>77 ) [Account] at
> org.jboss.ejb.plugins.StatefulSessionInstanceInterceptor.invoke(StatefulSes
>si onInstanceInterceptor.java:206) [Account] at
> org.jboss.ejb.plugins.TxInterceptorCMT.invokeNext(TxInterceptorCMT.java:133
>) [Account] at
> org.jboss.ejb.plugins.TxInterceptorCMT.runWithTransactions(TxInterceptorCMT
>.j ava:263) [Account] at
> org.jboss.ejb.plugins.TxInterceptorCMT.invoke(TxInterceptorCMT.java:99)
> [Account] at
> org.jboss.ejb.plugins.LogInterceptor.invoke(LogInterceptor.java:195)
> [Account] at
> org.jboss.ejb.StatefulSessionContainer.invoke(StatefulSessionContainer.java
>:3 26) [Account] at
> org.jboss.ejb.plugins.jrmp.server.JRMPContainerInvoker.invoke(JRMPContainer
>In voker.java:381) [Account] at java.lang.reflect.Method.invoke(Native
> Method) [Account] at
> sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:241)
> [Account] at sun.rmi.transport.Transport$1.run(Transport.java:142)
> [Account] at java.security.AccessController.doPrivileged(Native Method)
> [Account] at sun.rmi.transport.Transport.serviceCall(Transport.java:139)
> [Account] at
> sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:443)
> [Account] at
> sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:
>64 3) [Account] at java.lang.Thread.run(Thread.java:484)
>
> -------------------------------------------------------
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