/**
* @param string|null $parentClassName
* @param array $interfaces
* @param array $traits
* @return ClassWrapper
*/
protected function _loadClassWrapper($parentClassName, array $interfaces, array $traits)
{
$hash = $this->_getHash($parentClassName, $interfaces, $traits);
if (!array_key_exists($hash, $this->_wrappers)) {
$classWrapper = new ClassWrapper($parentClassName, $interfaces, $traits);
$this->_wrappers[$hash] = $classWrapper;
$classWrapper->load();
}
return $this->_wrappers[$hash];
}
