Bug 177091 Can't access stored procedure defined in Oracle Package
1.setup an oracle connection 2.try to call a stored procedure defined in package
data/org.eclipse.birt.report.data.oda.jdbc.ui/src/org/eclipse/birt/report/data/oda/jdbc/ui/editors/SQLDataSetEditorPage.java
return true;
			}
		}
		return false;
	}
	/**
	 * refresh page
	 * 
	 */
	private void refreshPage( )
	{
		
		DataSourceDesign curDataSourceDesign = this.getDataSetDesign( )
				.getDataSourceDesign( );
		if ( curDataSourceDesign != prevDataSourceDesign  )
		{
			RemoveAllAvailableDbObjects( );
			resetJdbcInfo( curDataSourceDesign );
			enableSchemaComponent( isSchemaSupported );
			setRootElement( );
			sourceViewerConfiguration.getContentAssistProcessor( )
					.setDataSourceHandle( curDataSourceDesign );
 
			populateAvailableDbObjects( );
			prevDataSourceDesign = curDataSourceDesign;
			try 
			{
				ResultSetMetaData meta = this.metaDataProvider.getConnection( ).prepareStatement( this.getDataSetDesign( ).getQueryText( ) ).getMetaData( );
				ResultSetColumns rsc = this.getDataSetDesign( ).getPrimaryResultSet( ).getResultSetColumns( );
				if( meta.getColumnCount( )!= rsc.getResultColumnDefinitions( ).size( ))