Bug 146790 Help text/help text key for cascading parameter group is not supported
Steps to reproduce: 1.New a cascading parameter group 2.Switch to Properties, select the cascading parameter group 3.Set help text to "helpme" 4.Preview Expected result: Help text appears when hovering over the cascading parameter group name in Parameter input dialog Actual result: Help text/help text key is not supported
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/BirtViewerReportService.java
{
					
					
					if ( reportDesignName.endsWith( "\\" ) 
							|| reportDesignName.endsWith( "/" ) ) 
						reportDesignName = null;
				}
			}
		}
		return reportDesignName;
	}
	/*
	 * Convert engine parameters (IScalarParameterDefn and IParameterGroupDefn)
	 * into service api parameters (ParameterDefinition and
	 * ParameterGroupDefinition)
	 * 
	 * @param params a Collection of IScalarParameterDefn or IParameterGroupDefn
	 * @param task the task to use to get selection list for a parameter @param
	 * includeGroups if true, include groups (ParameterGroupDefinition) in the
	 * result, otherwise flatten the result (i.e. include the contents of the
	 * groups in the result)
	 * 
	 * @return a Collection of ParameterDefinition and ParameterGroupDefinition,
	 * or a Collection of only ParameterDefinition if includeGroups == false
	 */
	private static Collection convertEngineParameters( Collection params,
			IGetParameterDefinitionTask task, boolean includeGroups )
	{
		if ( params == null )
			return Collections.EMPTY_LIST;