Bug 138828 Export data column are disordered
Steps to reproduce: 1.Add a sample data source and a data set with table "CUSTOMERS" 2.Preview in Web Viewer 3.Click "Export data", choose columns "CUSTOMERNAME","PHONE","CITY","STATE" to be exported, click "OK" Expected result: The exported columns is alphabetic order or the same order as selected columns Actual result: The exported columns is disordered. they are "STATE","CITY","CUSTOMERNAME","PHONE".
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/BirtViewerReportService.java
paramValue = parameters.get( name ).toString( );
						paramValueObj = converter.parse( paramValue,
								ParameterDataTypeConverter
										.getEngineDataType( paramHandle
												.getDataType( ) ) );
						paramMap.put( paramName, paramValueObj );
						found = true;
						break;
					}
				}
				if ( !found && configMap.containsKey( paramName ) && isDesigner )
				{
					
					String configValue = (String) configMap.get( paramName );
					ReportParameterConverter cfgConverter = new ReportParameterConverter(
							format, Locale.US );
					paramValueObj = cfgConverter.parse( configValue,
							parameterObj.getDataType( ) );
				}
				else if ( !found )
				{
					
					paramValueObj = task.getDefaultValue( parameterObj
							.getName( ) );
				}
			}
		}
		return paramMap;
	}
	private static ToC transformTOCNode( TOCNode node )