public function getClassMetadata($class) { $class = ltrim($class, '\\'); if (!isset($this->loadedClasses[$class])) { if ($this->cache !== null && $this->cache->has($class)) { $this->loadedClasses[$class] = $this->cache->read($class); } else { $metadata = new ClassMetadata($class); // Include constraints from the parent class if ($parent = $metadata->getReflectionClass()->getParentClass()) { $metadata->mergeConstraints($this->getClassMetadata($parent->getName())); } // Include constraints from all implemented interfaces foreach ($metadata->getReflectionClass()->getInterfaces() as $interface) { $metadata->mergeConstraints($this->getClassMetadata($interface->getName())); } $this->loader->loadClassMetadata($metadata); $this->loadedClasses[$class] = $metadata; if ($this->cache !== null) { $this->cache->write($metadata); } } } return $this->loadedClasses[$class]; }