code: public void unsubscribeResourceForAll(CmsObject cms, String resourcePath) throws CmsException {
  
          CmsResource resource = cms.readResource(resourcePath, CmsResourceFilter.ALL);
          unsubscribeResourceForAll(cms, resource);
      }
docs: Unsubscribes all groups and users from the resource.<p>
  
  @param cms the current users context
  @param resourcePath the name of the resource to unsubscribe all groups and users from
  
  @throws CmsException if something goes wrong