Bug 182670 ScriptedDataSet does not use the same classloader when ran for Parameters than when ran for the report
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/BirtUtility.java
IEngineTask task = bean.getTask( );
			if ( task != null )
			{
				task.cancel( );
			}
			
			synchronized ( map )
			{
				map.remove( taskid );
			}
		}
	}
	/**
	 * Returns the parameter handle list
	 * 
	 * @param reportDesignHandle
	 * @return
	 * @throws ReportServiceException
	 */
	public static List getParameterList(
			IViewerReportDesignHandle reportDesignHandle )
			throws ReportServiceException
	{
		IReportRunnable runnable = (IReportRunnable) reportDesignHandle
				.getDesignObject( );
		if ( runnable == null )
			return null;
		ModuleHandle model = runnable.getDesignHandle( ).getModuleHandle( );
		if ( model == null )