Bug 135254 "Test connection" should be disabled after cancelling "Manage Drivers" window
Steps to reproduce: 1.New a JDBC data source 2.Before enter Driver class/URL, notice that "Test Connection" is disabled 3.Click "Manage Drivers", and then cancel it Expected result: "Test Connection" is disabled Actual result: "Test Connection" is enabled
data/org.eclipse.birt.report.data.oda.jdbc.ui/src/org/eclipse/birt/report/data/oda/jdbc/ui/profile/JDBCSelectionPageHelper.java
verifyJDBCProperties( );
	}
    
	/**
	 * give a certain class name , set the combo selection.
	 * 
	 * @param originalDriverClassName
	 */
	private void setDriverSelection( String originalDriverClassName )
	{
		StructuredSelection selection = null;
		JDBCDriverInformation jdbcDriverInfo = findJdbcDriverInfo( driverChooserCombo,
				originalDriverClassName );
		if ( jdbcDriverInfo != null )
		{
			selection = new StructuredSelection( jdbcDriverInfo );
		}
		else if ( originalDriverClassName.trim( ).equals( "" ) )
		{
			return;
		}
		else
		{
			JDBCDriverInformation driverInfo = JDBCDriverInformation.newInstance( originalDriverClassName );
			List driverList = sortDriverList( JdbcToolKit.getJdbcDriversFromODADir( JDBC_EXTENSION_ID ) );
			
			driverList.add( 0, driverInfo );
			driverChooserCombo.setInput( driverList );
			selection = new StructuredSelection( driverInfo );
		}