jdbc / rmi and xml / rmi

[bankim pandya]

hi i am developing an rmi application i.e reading data from database using rmi approach and jdbc
client and server code is attached in this mail:
when i am running client i am getting this exception:
Can any one help
and also i need help for reading xml file using rmi approach






java.rmi.UnmarshalException: error unmarshalling return; nested exception is:
        java.io.WriteAbortedException: writing aborted; java.io.NotSerializableE
xception: sun.jdbc.odbc.JdbcOdbcResultSet
        at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:173)
        at DataBaseServerImpl_Stub.readJdbcData(Unknown Source)
        at JdbcClient.main(JdbcClient.java:16)
Caused by: java.io.WriteAbortedException: writing aborted; java.io.NotSerializab
leException: sun.jdbc.odbc.JdbcOdbcResultSet
        at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1333)
        at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
        at sun.rmi.server.UnicastRef.unmarshalValue(UnicastRef.java:306)
        at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:155)
        ... 2 more
Caused by: java.io.NotSerializableException: sun.jdbc.odbc.JdbcOdbcResultSet
        at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1156)

        at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:326)
        at sun.rmi.server.UnicastRef.marshalValue(UnicastRef.java:274)
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:315)
        at sun.rmi.transport.Transport$1.run(Transport.java:159)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:155)
        at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:5
35)
        at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTranspor
t.java:790)
        at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport
.java:649)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExec
utor.java:885)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor
.java:907)
        at java.lang.Thread.run(Thread.java:619)

[Shardul Bhatt]

Bankim,

Looking at the exception....

1. The program is trying to marshal and object which is not serialized

2. Is JdbcOdbcResultSet serializable.

3. Try using the RowSet implementation of ResultSet, it is serializable.

Google a bit.

Regards,

Shardul. 

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