示例#1
0
 private static function extractContext($label)
 {
     if (is_null($label)) {
         return "_global_context_";
     }
     if (is_object($label)) {
         $label = sha1(serialize($label));
         return $label;
     }
     if (PersistenceEngine::validateContext($label)) {
         return $label;
     }
     return false;
 }