@Configuration: Tags the class as a source of bean definitions for the application context. @EnableAutoConfiguration: Tells Spring Boot to start adding beans based on classpath settings, other beans, and various property settings.For example, if spring-webmvc is on the classpath, this annotation flags the application as a web application and activates key behaviors, such as setting up a ...

@Configuration: Tags the class as a source of bean definitions for the application context. @EnableAutoConfiguration: Tells Spring Boot to start adding beans based on classpath settings, other beans, and various property settings. @EnableWebMvc: Flags the application as a web application and activates key behaviors, such as setting up a DispatcherServlet.

If you use Maven, you can run the application by using ./mvnw spring-boot:run. Alternatively, you can build the JAR file with ./mvnw clean package and then run the JAR file, as follows: java -jar target/gs-accessing-mongodb-data-rest-0.1.0.jar. The steps described here create a runnable JAR. You can also build a classic WAR file. Logging output is displayed. The service should be up and ...

You’ll pick a Spring guide and import it into IntelliJ IDEA. Then you can read the guide, work on the code, and run the project.

You can also decide whether to grab the initial code set, complete code set, or both. For most projects, the initial code set is an empty project, making it possible for you to copy-and-paste your way through a guide. The complete code set is all the code from the guide already entered. If you grab both, you can compare your work against the guide’s and see the differences.

You can add an @CrossOrigin annotation to your @RequestMapping annotated handler method in order to enable CORS on it. By default @CrossOrigin allows all origins and the HTTP methods specified in the @RequestMapping annotation: