android - Roboguice injection and Provider class

Question

In RoboGuice examples there are two different ways to inject something

@Inject
protected LayoutInflater inflater;

@Inject
protected Provider<LayoutInflater> inflater2;

What's the difference between them and what way and when i need to choose?

Answer 1

您需要提供者注入多个 smth 实例。例如，每个用户的操作对应一行。当你知道你想要什么和你的欲望大小时，就会使用直接注入。

Provider 是一种结构，它注入你的代码