1 入口类RenrenApplication继承SpringBootServletInitializer
@SpringBootApplication
public class RenrenApplication extends SpringBootServletInitializer {
public static void main(String[] args) {
SpringApplication.run(RenrenApplication.class, args);
}
@Override
protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
return application.sources(RenrenApplication.class);
}
}
复制代码注解：
//作用域，在方法上
@Target(ElementType.METHOD)
//定义注解在JVM运行时保留
@Retention(RetentionPolicy.RUNTIME)
//代表会被javadoc记录
@Documented
//定义成Service类
@Service
复制代码