I just started learning how to make Spring MVC applications. Installed Tomcat 9. The error is most likely that the mapping does not work. Also i use thymeleaf. The execution of the program basically does not reach my Java code…
I have two HTML markups, one creates profiles with first name, last name, email and password. And also on the same HTML markup, a list of all profiles is published with a link to go to the second HTML form,…
I am trying to set below values in enviornment (Ubuntu 22.04) spring.datasource.url = jdbc:mysql://localhost:3306/abc?useSSL=false spring.datasource.username = root spring.datasource.password = root I have set values in enviornment as export spring_datasource_url_prefix=mysql export spring_datasource_host=localhost export spring_datasource_port=3306 export spring_datasource_database=abc export spring_datasource_username=root export spring_datasource_password=root And…
How can I compare month in spring mongo criteria with a hard corded value, month in criteria is in a spring format and the value is present in an integer format. This is what i have so far i just…
I developed a spring boot application, in the controller I have a method that returns a list of shops and one of the shop. I want to make different response for different get method, since when you use find all…
I have defined my request class like: @Data @AllArgsConstructor @NoArgsConstructor public class SampleRequest { @NotBlank private String firstName; private String middleName; @NotBlank private String lastName; } Controller as: @PostMapping(path = "mydetails", consumes = {MediaType.APPLICATION_JSON_VALUE}) public DeferredResult<DetailsResponse> saveMyDetails(@Validated @RequestBody SampleRequest sampleRequest)…
I'm trying to deploy a simple spring boot project on tomcat server. Locally via Intellij IDEA everything is working. This is my RestController: @RestController @RequestMapping("/spring-mvc") public class HomeController { @GetMapping("/index") public String homePage() { return "<p style='color: green;'>Hello, World</p>"; }…
`HTTP Status 500 – Internal Server Error Type Exception Report Message Request processing failed: java.lang.NullPointerException: Cannot invoke "com.example.repository.StudentRepository.save(Object)" because "this.studentRepository" is null Description The server encountered an unexpected condition that prevented it from fulfilling the request. Exception jakarta.servlet.ServletException: Request processing…
using a MVC model to try and fetch from a mySQL db. The code tries to query db and put the results into and array to pass it to the controller. The jsp page can then call it. At the…
Select distinct(job_id) from A where condition Select distinct(job_id) from B where condition Select distinct(job_id) from C where condition Here may be 1,2 and 3 have some common jobId What I need is count of all job_id which may not get…