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/service/ReportEngineService.java
fault.setFaultCode( new QName(
					"ReportEngineService.runAndRenderReport( )" ) ); 			
			throw fault;
		}
		finally
		{
			
			BirtUtility.removeTask( request );
			runAndRenderTask.close( );
		}
	}
	/**
	 * Fills dynamic options with parameters from request.
	 */
	private void initializeEmitterConfigs( HttpServletRequest request,
			Map config )
	{
		if ( config == null )
		{
			return;
		}
		for ( Iterator itr = request.getParameterMap( ).entrySet( ).iterator( ); itr
				.hasNext( ); )
		{
			Entry entry = (Entry) itr.next( );
			String name = String.valueOf( entry.getKey( ) );
			
			if ( name.startsWith( "__" ) ) 
			{
				config.put( name.substring( 2 ), ParameterAccessor