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Build Spring Boot Starter Project

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Two Java Files​

@ConfigurationProperties(prefix = "spring.ftsi")
public class IndexServiceAutoConfigurationProperties {

}

@Configuration
@EnableConfigurationProperties(IndexServiceAutoConfigurationProperties.class)
@ConditionalOnClass(IndexService.class)
@ConditionalOnProperty(prefix = "spring.ftsi", name = "enabled", matchIfMissing = true)
public class IndexServiceAutoConfiguration {

    @Autowired
    private IndexServiceAutoConfigurationProperties properties;

    @Bean
    @ConditionalOnMissingBean(IndexService.class)
    public IndexService indexService() throws ClassNotFoundException, IllegalAccessException, InstantiationException {
        IndexService service = new IndexService();
        return service;
    }
}

File: /src/main/resources/META-INF/spring.factories​

org.springframework.boot.autoconfigure.EnableAutoConfiguration=\
net.bndy.ftsi.starter.IndexServiceAutoConfiguration

Usage​

application.yml

spring:
  ftsi:
    property1: ...
    property2: ...

java

@SpringBootApplication
public class Application {

    @Autowried
    IndexService indexService;

    public static void main(String[] args) {
        SpringApplication.run(Application.class, args);
    }
}