DataSet.sync(conn) with connection=true throws a NPE, it should throw a SQLRuntimeException which same as using DataSet.sync().

JDK : 1.6.0-b68
DB : ORCL
VM : default
switch/Mode : default
Platform[s] : Sol 10 sparc tested.

Test owner :
Failing Test :
    java_sql_eod/dataset/DataSet002_004

TestBase Location:
==================

    /net/cady.sfbay/export/sqa/tcheung/jdbc/SQE/6.0

Test source location:
=====================
    /net/cady.sfbay/export/sqa/tcheung/jdbc/SQE/6.0/jdbc/src/java_sql_eod/dataset/DataSet002_004

Share source location:
======================
   /net/cady/export/sqa/tcheung/jdbc/SQE/6.0/jdbc/share
   /net/cady/export/sqa/tcheung/jdbc/SQE/6.0/share


How to reproduce:
====================
cd /net/cady/export/sqa/tcheung/jdbc/BUGS/[bug id]
change the DB's IP,username and passwd
javac QueryTest.java
java QueryTest
   

--------Sample Test/Script START---------------------
QueryTest.java

import java.sql.*;

public class QueryTest {
    
    Connection conn = null;
    Connection conn1 = null;
    Statement stmt = null;

    
    private void doSetup() {
        try {
            Class.forName("com.inet.ora.OraDriver");
        }catch (ClassNotFoundException ex) {
            System.err.println("Exception when loading JDBC driver : "+ex);
        }
 
        try {
            conn = DriverManager.getConnection("jdbc:inetora:IP:1521:ORCL", "user", "pwd");
            conn1 = DriverManager.getConnection("jdbc:inetora:IP:1521:ORCL", "user", "pwd");
            stmt = conn.createStatement();
            stmt.executeUpdate("drop table query001");
        }catch (SQLException ex) {
            System.err.println("Exception : "+ex);
        }
        
         try {
            stmt.addBatch("create table query001 ( id number, firstName varchar2(32), lastName varchar2(32), primary key (id))");
            stmt.addBatch("insert into query001 values ( 1, 'fname1', 'last_name1')");
            stmt.addBatch("insert into query001 values ( 2, 'fname2', 'last_name2')");
            stmt.executeBatch();
        }catch (SQLException ex) {
            System.err.println("Exception when executing SQL :"+ex);
        }
    }
    
    private void doTest() {
        
        DataSet<PersonDO> rows = null;
        I_Query001 query = null;
        
        try {
            query = QueryObjectFactory.createQueryObject(I_Query001.class, conn1);
        } catch (SQLException sqlEx) {
            System.err.println("SQLException caught "+sqlEx.getMessage());
        }

        System.out.println("Calling query.getAllPersons() ...");
        rows = query.getAllPersons();
        System.out.println("DataSet.size="+rows.size());

        for(PersonDO p : rows) {
System.out.println("Id: "+p.id+" First Name: "+p.firstName+" Last Name: "+p.lastName);
if( p.id == 1)
{
             rows.delete();
           }
}
try
{
rows.sync(conn);
} catch(SQLDataSetSyncException spe) {
System.out.println("Caught : "+spe.getMessage());
DataSetResolver<ConflictingRow> ds = spe.getDataSetResolver();
for(ConflictingRow cr : ds) {
PersonDO pd = (PersonDO)cr.getRow();
System.out.println("pd id: "+pd.id);
System.out.println("pd firstName: "+pd.firstName);
System.out.println("pd lastName: "+pd.lastName);

//pd.firstName = "thiiswrong";
               //pd.firstName = "syncproblemFirst";
}
ds.sync();
}
 
    }
    public static void main(String[] args) {
        QueryTest qtest = new QueryTest();
        qtest.doSetup();
        qtest.doTest();
    }
}

interface I_Query001 extends BaseQuery {
    //@Select(sql="SELECT id , firstName, lastName from query001",connected=false,tableName="query001",readOnly=false)
    @Select(sql="SELECT id , firstName, lastName from query001",connected=true,readOnly=false)
    DataSet<PersonDO> getAllPersons() ;

}

--------------------------------
PersonDo.java


import java.sql.ResultColumn;

public class PersonDO {
    //@ResultColumn(uniqueIdentifier=true)public long id ;
    public long id ;
    public String firstName ;
    public String lastName ;
}




--------Sample Test/Script END----------------------

Test output:
=====
java -version
java version "1.6.0-rc"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.6.0-rc-b68)
Java HotSpot(TM) Client VM (build 1.6.0-rc-b68, mixed mode)
orthello>javac QueryTest.java
Note: QueryTest.java uses unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.
orthello>java QueryTest
Calling query.getAllPersons() ...
DataSet.size=2
Id: 1 First Name: fname1 Last Name: last_name1
Id: 2 First Name: fname2 Last Name: last_name2
Exception in thread "main" java.lang.NullPointerException
        at com.sun.sql.DataSetImpl.asRowSet(DataSetImpl.java:425)
        at com.sun.sql.DataSetImpl.sync(DataSetImpl.java:1270)
        at QueryTest.doTest(QueryTest.java:60)
        at QueryTest.main(QueryTest.java:80)
========

Specific Machine Info:
=====================
For Solaris[sparc/x86] ->
SunOS orthello 5.10 Generic sun4u sparc SUNW,Ultra-60