Polish samples

spring-boot-samples/spring-boot-sample-flyway/src/main/java/sample/flyway/SampleFlywayApplication.java

@@ -16,24 +16,26 @@
 
 package sample.flyway;
 
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.CommandLineRunner;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.Bean;
 
 @SpringBootApplication
-public class SampleFlywayApplication implements CommandLineRunner {
-
-	@Autowired
-	private PersonRepository repository;
-
-	@Override
-	public void run(String... args) throws Exception {
-		System.err.println(this.repository.findAll());
-	}
+public class SampleFlywayApplication {
 
 	public static void main(String[] args) throws Exception {
 		SpringApplication.run(SampleFlywayApplication.class, args);
 	}
 
+	@Bean
+	public CommandLineRunner runner(final PersonRepository repository) {
+		return new CommandLineRunner() {
+			@Override
+			public void run(String... args) throws Exception {
+				System.err.println(repository.findAll());
+			}
+		};
+	}
+
 }