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Chapter 5 Section 5.2
Using JDBC/ODBC Operations JDBC eWay Database Operations (JCD)
JDBC/ODBC eWay Adapter User’s Guide 63 Sun Microsytems, Inc.
otdJDBC_1.getUpdate_Ps().setEmp_no(
typeConverter.stringToShort( input.getText(), "#", false, 0 ) );
otdJDBC_1.getUpdate_Ps().executeUpdate();
FileClient_1.setText( "Done Update." );
FileClient_1.write();
}
}
The Delete Operation
To perform a delete operation on a table:
1 Execute the delete() method.
In this example DELETE an employee.
package prjJDBC_JCDjcdALL;
public class jcdDelete
{
public com.stc.codegen.logger.Logger logger;
public com.stc.codegen.alerter.Alerter alerter;
public com.stc.codegen.util.CollaborationContext
collabContext;
public com.stc.codegen.util.TypeConverter typeConverter;
public void receive(
com.stc.connector.appconn.file.FileTextMessage input,
dtd.otdInputDTD_1394195520.DBemployees otdInputDTD_DBemployees_1,
otdJDBC.OtdJDBCOTD otdJDBC_1, dtd.otdOutputDTD882991309.DBemployee
otdOutputDTD_DBemployee_1,
com.stc.connector.appconn.file.FileApplication FileClient_1 )
throws Throwable
{
FileClient_1.setText( "Delete record .." );
FileClient_1.write();
otdJDBC_1.getDB_EMPLOYEE().delete( input.getText() );
FileClient_1.setText( "Done delete." );
FileClient_1.write();
}
}
5.2.2
The Stored Procedure
A Stored Procedure OTD represents a database stored procedure. Fields correspond to
the arguments of a stored procedure while methods are the operations that you can
apply to the OTD. It allows you to execute a stored procedure. Remember that while in
the Collaboration Editor you can drag and drop nodes from the OTD into the
Collaboration Editor.