Polish

spring-boot-samples/spring-boot-sample-jersey/src/main/java/sample/jersey/Endpoint.java

@@ -25,7 +25,7 @@ import org.springframework.stereotype.Component;
 @Path("/hello")
 public class Endpoint {
 
-	private Service service;
+	private final Service service;
 
 	public Endpoint(Service service) {
 		this.service = service;