if (path == null) {
throw new CannotRenderException("Cannot dispatch a null path");
}
try{
new MustacheBuilder()
.build(new BufferedReader(new InputStreamReader(getResourceStream(request, path))), path)
.execute(request.getWriter(), buildScope(request));
}catch(MustacheException ex){
throw new IOException("failed to MustacheRenderer.render(" + path + ",request)", ex);