@SpringBootApplication 注解等价于以默认属性使用@Configuration,@EnableAutoConfiguration和@ComponentScan
代码如下:
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
@Configuration
@EnableAutoConfiguration
@ComponentScan
public class App
{
public static void main( String[] args )
{
SpringApplication.run(App.class, args);
}
}
等同
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class App
{
public static void main( String[] args )
{
SpringApplication.run(App.class, args);
}
}
本文详细解释了@SpringBootApp注解的作用,并通过代码示例展示了它如何等同于组合使用@Configuration、@EnableAutoConfiguration和@ComponentScan注解。
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