I get a very basic error when trying to create a very basic Spring RestController. I must be missing something very basic here. To reproduce: Create a new Spring project with Spring Web here: https://start.spring.io/ Add the following Controller: import…
So i have this register api created @PostMapping("/register") public ResponseEntity<String> register(@RequestBody RegisterRequest registerRequest){ if (userRepository.findByEmail(registerRequest.getEmail())!=null){ return new ResponseEntity<>("Email already exist",HttpStatus.BAD_REQUEST); } User user = new User(); user.setEmail(registerRequest.getEmail()); user.setName(registerRequest.getName()); user.setLastName(registerRequest.getLastName()); user.setPassword(passwordEncoder.encode(registerRequest.getPassword())); userRepository.save(user); authenticationManager.authenticate( new UsernamePasswordAuthenticationToken(registerRequest.getEmail(), registerRequest.getPassword()) ); return new ResponseEntity<>(jwtUtil.generateToken( registerRequest.getEmail(),…
After updating Spring Boot from 3.1 to 3.2, I followed the instructions to add the -parameters flag for Java compilation. Despite this, I'm still encountering the same error, indicated by the stack trace I received. **org.springframework.data.mapping.MappingException: Parameter org.springframework.data.mapping.Parameter@57ced0b5 does not…
I am getting the below error when I try to upload an image to S3. It says that the signature does not match the signature provided. I am using JWT Tokens as bearer tokens. com.amazonaws.services.s3.model.AmazonS3Exception: The request signature we calculated…
I am using spring MVC and want to send request from React.js but CORS problem. how i can enable it in spring mvc using ApplicationContext.xml? i have added this these lines in applicationcontext.xml file but failed to build and run…
I used mvn clean package to get my target directory and .jar file. Then, I try to put it and mysql database into docker containers but keep failing. It can be executed perfectly outside the containers. I try to set…
There are no problems, checking whether my bot is working or not... I will now send something and check whether responses from the API are coming to the bot or not There are no problems, checking whether my bot is…
Error message: Whitelabel Error Page This application has no explicit mapping for /error, so you are seeing this as a fallback. Thu Mar 14 22:44:00 IST 2024 There was an unexpected error (type=Method Not Allowed, status=405). Method 'GET' is not…
Hi I'm learning Helm and Kubernetes. I'm stuck, I can't access my app from outside the cluster. I'm using minikube v1.32.0 wit docker's drivers. I tried to use LoadBalancers, NodePorts, Tunnels, Services. Every time i get 404 or connection time…
I’m using Postgres and have a transactional method defined as follows: @Entity public class SomeEntity { // … } @Transactional(isolation = READ_COMMITED) public void persistUniqueAndSendEmail() { SomeEntity e = // … // Persis the entity to Postgres with a unique…