source/Core/BackwardsCompatibleClassNameProvider.php
public function getClassName($classAlias)
    {
        $className = $classAlias;
        if (array_key_exists($classAlias, $this->classMap)) {
            $className = $this->classMap[$classAlias];
        }

        return $className;
    }
public function getClassName($classAlias)
    {
        $className = $classAlias;
        if (array_key_exists($classAlias, $this->classMap)) {
            $className = $this->classMap[$classAlias];
        }

        return $className;
    }
public function getClassName ( $ classAlias ) { $ className = $ classAlias ; if ( array_key_exists ( $ classAlias , $ this -> classMap ) ) { $ className = $ this -> classMap [ $ classAlias ] ; } return $ className ; }
Returns real class name from given alias. If class alias is not found,
given class alias is thought to be a real class and is returned.

@param string $classAlias

@return mixed
Returns real class name from given alias . If class alias is not found given class alias is thought to be a real class and is returned .