spring自动注入组件方式

1.basepackages 方式 :br/>最简单
@Configuration
@ComponentScan(basePackages = {"package.**"})
2.注解方式:

    @Configuration
    @ComponentScan("package")
    public class TestConfig {
    }

    @Retention(RetentionPolicy.RUNTIME)
    @Target({ElementType.TYPE})
    @Documented
    @Import({TestConfig.class})
    public @interface EnableTestConfig {
    }

    @EnableLogRecordClient
    @Configuration
    public class Test {
    }

3.spring 主动发现方式:

    resources/META_INF/spring.factories 文件 

    org.springframework.boot.autoconfigure.EnableAutoConfiguration=\
     package.class

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转载自blog.51cto.com/5013162/2376009
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