Original address: https://zhidao.baidu.com/question/2076050702870028108.html
Dependency injection framework, in order to develop quickly, Baidu roboguice uses a lot of information, which is to use the principle of reflection to bind controls and events, saving you code such as findViewById, which is convenient to write. Advantages: Fast development speed, Disadvantages: Slightly large performance consumption. Google does not officially recommend it.