NodeRevisionDescriptors rNrds = content.retrieve( sToken, resourcePath );
NodeRevisionDescriptor rNrd = content.retrieve( sToken, rNrds );
ResourceKind rRk = AbstractResourceKind.determineResourceKind( nsaToken, resourcePath, rNrd );
if( !rRk.isSupportedMethod(req.getMethod()) ) {
throw new MethodNotAllowedException( rRk );
}
// Check for rRk = K_VERSION_CONTROLLED*
if( rRk instanceof VersionControlled ) {
// nothing to do