الطلب
“Create a UML class diagram for a client that uses a singleton Logger with a static instance, a getInstance method and a log method.”
جرّب إذنAdd a LoggerFactory that returns the Logger.Add a private log level field to Logger.
ما الذي يتضمنه هذا الرسم
اقرأ القرارات الكامنة وراءه.
01
Logger class with private instance and constructor
02
Static getInstance() method for controlled access
03
Client dependency on Logger through the static method
When a class must have exactly one instance, and a global point of access is needed (e.g., logging, configuration, thread pools).