Bug 166307 Thai font in csv/excel export
I run birt-viewer 2.1.1 and export data to csv format, birt can generate correct but in field of thai font birt display font that cannot understand. I need to fix this ploblem quickly to close my project, please anyone help me. Thanks you very much for your solution. Sudhlo
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/ParameterAccessor.java
* Get the resource folder.
	 * 
	 * @param request
	 *            the request to retrieve
	 * @return the resource folder of the request
	 */
	public static String getResourceFolder( HttpServletRequest request )
	{
		String resourceFolder = null;
		
		resourceFolder = getParameter( request, PARAM_RESOURCE_FOLDER );
		
		
		if ( resourceFolder == null || resourceFolder.trim( ).length( ) <= 0 )
			resourceFolder = birtResourceFolder;
		return resourceFolder;
	}
	/**
	 * Get the resource real path
	 * 
	 * @param context
	 *            ServletContext
	 * @param path
	 *            String
	 * 
	 * @return String
	 */
	public static String getRealPath( ServletContext context, String path )
	{