How to send list of Long to rest controller Spring Boot

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I need to send list of Long objects from Angular to Rest controller in Spring boot :

@PostMapping("/accept-friends")
    public ResponseEntity<Void> acceptFriendRequests(@RequestBody List<Long> friendRequestsIds)

Is this possible ?

Yes this is possible and will work fine.

@PostMapping("/accept-friends")
public ResponseEntity<?> acceptFriendRequests(@RequestBody List<Long> friendRequestsIds) {
  return new ResponseEntity<>(HttpStatus.OK)
}

java - How to send list of Long to rest controller Spring Boot, Yes this is possible and will work fine. @PostMapping("/accept-friends") public ResponseEntity<?> acceptFriendRequests(@RequestBody  3. Get a List of Objects with RestTemplate. Normally when calling GET, you can use one of the simplified methods in RestTemplate, such as: getForObject(URI url, Class<T> responseType) This sends a request to the specified URI using the GET verb and converts the response body into the requested Java type.

Here you have code in Angular 6:

getData(friendRequestsIds: number[]) {
    return this.http.post<Question>('/accept-friends', friendRequestsIds);
}

Spring, It is quite a common practice to send list/array of values to a Rest API. Full stack developer with major expertise in Java, Spring Boot, React, React Native,  The model represents a Java object carrying data. The view represents the visualization of the data that the model contains. The controller controls the data flow into model object and updates the view when the data changes. It separates the view and model. Spring Framework 5.0 introduced a parallel reactive stack web framework called Spring WebFlux.

You can use it like this:

@PostMapping("/listData")
public ResponseEntity<Object> listData(@RequestBody List<?> completeList) {
  return new ResponseEntity<Object>(HttpStatus.OK)
}

As I know, you can't keep the ResponseEntity<void>

I hope this will help.

Tutorial, Id; @Data @Entity class Employee { private @Id @GeneratedValue Long id; private String name; There are multiple repository implementations besides JPA. RestController; @RestController class EmployeeController { private final Content-Type: application/json;charset=UTF-8 < Transfer-Encoding: chunked < Date:  Learn to use basic authentication to secure rest apis created inside a Spring boot application. The secured rest api will ask for authentication details before giving access the data it secure. 1. Maven dependency. To secure rest apis, we must include spring security related jar files in project runtime. Simplest way to add all required jars is add spring-boot-starter-security dependency.

Get and Post Lists of Objects with RestTemplate, Learn how to use Spring's RestTemplate to send requests with JSON We will be using an employee API that has two HTTP endpoints – get all public long id; course, focused on the fundamentals of Spring 5 and Spring Boot 2: on RestTemplate here: https://www.baeldung.com/rest-template that  @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 DispatcherServlet.

Spring @RequestParam Annotation, Learn about the differences between @Controller and @RestController annotations in Spring MVC. Read more →. 2. A Simple Mapping. 6. Spring Boot 2 REST POST API – Demo. To start the application, run the main() method in SpringBootDemoApplication class. It will start the embedded tomcat server. In server logs, you will see that API have been registered in spring context.

Spring requestparam list of objects, Spring Boot @ResponseBody shows how to bind controller return values to response body. Spring is a popular Java application framework and Spring Boot is an Objects; public class City { private Long id; private String name; private int The findCities() method returns a list of cities as JSON data. REST has quickly become the de-facto standard for building web services on the web because they’re easy to build and easy to consume. There’s a much larger discussion to be had about how REST fits in the world of microservices, but - for this tutorial - let’s just look at building RESTful services. REST embraces the precepts of the web

Comments
  • You want to use GET or POST/PUT methods?
  • Post sorry, forget to add
  • Create a new bean and add a list field to that bean and map that bean
  • Have a look at this