Bug 146709 Dates still do not work from main report to sub reports...
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/actionhandler/BirtRunReportActionHandler.java
if ( parameter != null && paramValue != null )
					{
						
						paramValue = ParameterValidationUtil.validate(
								parameter.getDataType( ), parameter
										.getPattern( ), paramValue.toString( ),
								attrBean.getLocale( ) );
					}
					if ( parameter != null )
					{
						parameterMap.put( paramName, paramValue );
					}
				}
			}
			getReportService( ).runReport( designHandle, docName, options,
					parameterMap );
		}
		catch ( Exception e )
		{
			AxisFault fault = new AxisFault( e.getLocalizedMessage( ) );
			fault.setFaultReason( e.getMessage( ) );
			throw fault;
		}
	}
	protected IViewerReportService getReportService( )
	{
		return BirtReportServiceFactory.getReportService( );
	}
}