我正在使用Dagger 2注入为客户端提供一些依赖:
public class Dependency {
@Inject
Dependency() {
}
void check() {
System.out.print("Instantiated");
}
}
public class Client {
@Inject Dependency dependency;
Client() {
ClientComponent component = DaggerClientComponent.create();
component.inject(this);
}
void checkDependency() {
dependency.check();
}
}
@Component
public interface ClientComponent {
void inject(Client client);
}
public class Test {
public static void main(String... args) {
Client client = new Client();
client.checkDependency();
}
}
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它工作正常,但现在我想让我的依赖单身.我怎样才能实现它?我应该为这个依赖项创建模块,并使用单例注释注释提供方法,或者我有其他选项来避免模块创建?