HEAD

gistfile1.txt

<browser:page
  for="*"
  name="SecSigner.jar"
  permission="zope2.View"
  allowed_attributes="HEAD"
  class=".applet.Applet1"
  layer="blabla.signit.interfaces.IKboSignitLayer"
  />

class Applet(BrowserView):

    def _get_applet(self):
        return IAppletStream(self.context)

    def HEAD(self):
        """ HEAD FOR JAVA """
        self.setHeaders()
        return

    def setHeaders(self):
        self.request.response.setHeader(
            'Content-Type',
            self.content_type)

class Applet1(Applet):
    content_type = "application/java-archive"
    def __call__(self):
        self.setHeaders()
        try:
            return self._get_applet().secsigner()
        except AttributeError:
            raise NotFound("No applet uploaded")