"Anh bạn, bây giờ tôi sẽ chỉ giao cho bạn một nhiệm vụ — nhưng đó là một nhiệm vụ rất tuyệt vời! Bạn chưa bao giờ làm một nhiệm vụ như thế này trước đây. Nó đại diện cho đỉnh cao của kỹ năng! Bây giờ nó ở đâu... uh ... hừ... Dù sao đi làm nhiệm vụ còn chưa hoàn thành đi, nghỉ ngơi đi, lại tới tìm cho ngươi."
18
Nhiệm vụ
Java Collections, mức độ, bài học
Security Proxy
You must create a SecurityProxyConnector class in the connectors package. It will perform a security check
before connecting. If the check fails, then the connection must not be established.
For the client (in this case, the Solution class), using SecurityProxyConnector should be no different
than
18
Nhiệm vụ
Java Collections, mức độ, bài học
Decorator
Create a RedShapeDecorator class in the decorators package. It must extend the functionality of Shape objects
without changing their structure.
I've already created an abstract ShapeDecorator class, so:
1) Make the RedShapeDecorator class inherit the ShapeDecorator class.
2) Implement a private se
9
Nhiệm vụ
Java Collections, mức độ, bài học
Facade
The Facade pattern lets you hide a system's complexity by consolidating every possible
external call into a single object, and then delegating them to the appropriate objects within the system.
In this case, separate CPU, Memory, and HardDrive objects are created in the Solution class
and methods
9
Nhiệm vụ
Java Collections, mức độ, bài học
Template method
The Football, Basketball, and Tennis classes describe three popular games.
Ask your favorite search engine about the Template Method pattern and make it so
that the code in the Solution class's main method makes sense.
P.S. The Game class must be abstract.
18
Nhiệm vụ
Java Collections, mức độ, bài học
Chain of Responsibility
Amigo, we have a problem! During a visit to Planet #IND893, we dared to outsource the automatic assignment of
incoming tasks for crew members. It's hard to believe, but now it seems that the first mate has to
do everything!
We need to fix the program quickly, because cabin boys can scrub the deck,
18
Nhiệm vụ
Java Collections, mức độ, bài học
Ancient Rome
Hi, Amigo! I recently developed an interest in your planet's history and became interested in the Ancient Roman period.
It would have been interesting to live then! Nonstop entertainment and wine! Or slavery if your starting location wasn't lucky...
Basically, I need a romanToInteger method that w