---------- Original Message ----------------------------------
From: "Li You" <[EMAIL PROTECTED]>
Reply-To: <[EMAIL PROTECTED]>
Date: Wed, 31 Jan 2001 20:20:38 -0700
Hi All,
Dear Alexey Ryndin,
Thanks for you help, I do it that you say, the errors was gone.
but some new errors showing out. I don't know where i miss ?
where Orion miss ?
where Postgresql
miss?
and why!?
please help me.
thank you again,
yours Urey
*********** my errors *********
00-2-1 10:27 Error serializing EJB-bean
java.io.NotSerializableException: org.postgresql.jdbc2.Connection
at java.io.ObjectOutputStream.outputObject(ObjectOutputStream.java:1148)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:366)
at java.io.ObjectOutputStream.outputClassFields(ObjectOutputStream.java:1841)
at java.io.ObjectOutputStream.defaultWriteObject(ObjectOutputStream.java:480)
at java.io.ObjectOutputStream.outputObject(ObjectOutputStream.java:1214)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:366)
at java.io.ObjectOutputStream.outputClassFields(ObjectOutputStream.java:1841)
at java.io.ObjectOutputStream.defaultWriteObject(ObjectOutputStream.java:480)
at java.io.ObjectOutputStream.outputObject(ObjectOutputStream.java:1214)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:366)
at java.io.ObjectOutputStream.outputClassFields(ObjectOutputStream.java:1841)
at java.io.ObjectOutputStream.defaultWriteObject(ObjectOutputStream.java:480)
at java.io.ObjectOutputStream.outputObject(ObjectOutputStream.java:1214)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:366)
at java.io.ObjectOutputStream.outputClassFields(ObjectOutputStream.java:1841)
at java.io.ObjectOutputStream.defaultWriteObject(ObjectOutputStream.java:480)
at java.io.ObjectOutputStream.outputObject(ObjectOutputStream.java:1214)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:366)
at com.evermind.server.ejb.EJBContainer.ai4(JAX)
at com.evermind.server.ejb.EJBPackageDeployment.ait(JAX)
at com.evermind.server.ejb.EJBContainer.ait(JAX)
at com.evermind.server.ejb.EJBContainer.b9(JAX)
at com.evermind.server.Application.b9(JAX)
at com.evermind.server.ApplicationServer.b9(JAX)
at com.evermind.server.he.run(JAX)
at java.lang.Thread.run(Thread.java:484)
*********** my code use connection only this one *********
public class DBAction implements java.io.Serializable{
private String stmtstring = null;
private String msg = "";
private ResultSet rs = null;
private int columncount;
private int status = 0;
private Vector v = new Vector();
private Connection dbConnection = null;
private DataSource datasource = null;
public DBAction() throws ApplicationDAOException {
try {
InitialContext ic = new InitialContext();
datasource = (DataSource) ic.lookup(JNDINames.GALACY_DATASOURCE);
} catch (NamingException ne) {
throw new ApplicationDAOException("Naming Exception while looking " +
" up DataSource Connection " +
JNDINames.GALACY_DATASOURCE +
": \n" + ne.getMessage());
}
}
/**
* Method for get connection with database
*/
private void getDBConnection() throws ApplicationDAOException {
try {
dbConnection = datasource.getConnection();
} catch (SQLException se) {
throw new ApplicationDAOException("SQL Exception while getting " +
"DB connection : \n" + se);
}
return;
}
/**
* Close database conection.
*/
private void closeConnection() throws ApplicationDAOException {
try {
if (dbConnection != null && !dbConnection.isClosed()) {
dbConnection.close();
}
} catch (SQLException se) {
throw new ApplicationDAOException("SQL Exception while closing " +
"DB connection : \n" + se);
}
}
}
*********** postgres code of connection 1*********
/**
* $Id: Connection.java,v 1.2 1999/05/18 23:17:26 peter Exp $
*
* A Connection represents a session with a specific database. Within the
* context of a Connection, SQL statements are executed and results are
* returned.
*
* <P>A Connection's database is able to provide information describing
* its tables, its supported SQL grammar, its stored procedures, the
* capabilities of this connection, etc. This information is obtained
* with the getMetaData method.
*
* <p><B>Note:</B> By default, the Connection automatically commits changes
* after executing each statement. If auto-commit has been disabled, an
* explicit commit must be done or database changes will not be saved.
*
* @see java.sql.Connection
*/
package postgresql.jdbc2;
public class Connection extends postgresql.Connection implements java.sql.Connection
{
// This is a cache of the DatabaseMetaData instance for this connection
protected DatabaseMetaData metadata;
/**
* SQL statements without parameters are normally executed using
* Statement objects. If the same SQL statement is executed many
* times, it is more efficient to use a PreparedStatement
*
* @return a new Statement object
* @exception SQLException passed through from the constructor
*/
public java.sql.Statement createStatement() throws SQLException
{
return new Statement(this);
}
.....
.....
}
*********** postgres code of connection 2*********
/**
* $Id: Connection.java,v 1.17 1999/05/18 23:17:15 peter Exp $
*
* This abstract class is used by postgresql.Driver to open either the JDBC1 or
* JDBC2 versions of the Connection class.
*
*/
package postgresql;
public abstract class Connection
{
// This is the network stream associated with this connection
public PG_Stream pg_stream;
// This is set by postgresql.Statement.setMaxRows()
public int maxrows = 0; // maximum no. of rows; 0 = unlimited
private String PG_HOST;
private int PG_PORT;
private String PG_USER;
private String PG_PASSWORD;
private String PG_DATABASE;
private boolean PG_STATUS;
.....
.....
.....
}
----- Original Message -----
From: <[EMAIL PROTECTED]>
To: "Orion-Interest" <[EMAIL PROTECTED]>
Sent: Wednesday, January 31, 2001 6:03 PM
Subject: Re: Error deserializing EJB-session, anyone tell me why?
>
> As far as I can judge it means that you need to implements
> java.io,Serializable interface in your
> com.mas.ebiz.asp.application.ejb.dao.ApplicationControlDAO class.
> Alexey Ryndin
>
>
