I don’t know what I did wrong. I was trying to implement the Jwt token(only post method).it shows the exception that Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception is java.lang.ClassCastException: class com.vivek.dis…
Tag: spring-boot
Factory design patter Spring Boot double bean
Calling method executeSPV from abstract class If I remove @Componet from Upload and Download classes I receive error I need to add Bean for abstrcat class CommndBase If I use @Compoment on Upload and Download classes I receive dual Bean is useed… Field command in .Controller required a single bean, but …
Custom hashCode implementation for ConcurrentSkipListMap doen’t work as expected
The idea is to allow ConcurrentSkipListMap to store only one ApprovalRequest which has unique customerId and its state is PENDING. I supplied overridden hashCode and equals implementations. Moreover, …
Non-resolvable parent POM for xxx
I’m trying to package a maven project and the IDEA console says “Non-resolvable parent POM for xxx”. The parent pom has been put in my maven local repository but can not be resolved by the submodules. The submodule’s pom.xml reports errors like this. The parent pom.xml looks like this …
hibernate validator throws exception ValidationException: HV000028 for @Past annotation
I am validating an entity with a hibernate validator in a spring boot project. I got an exception for the Date validator @Past . I faced javax.validation.ValidationException: HV000028: Unexpected exception during isValid call This is the dependency I have in my gradle.build file implementation ‘org.spri…
FilterRegistrationBean url pattern doesn’t work
I am registering a filter as shown below For log output i want url pattern : /*/api/* Answer Since the code registers a Servlet Filter, the URL pattern must conform to the URL mappings supported by Servlets/Filters, as specified in the Servlet Specification: 12.2 Specification of Mappings In the Web applicati…
Springboot – validate @RequestBody
Question: It is possible to validate the JSON payload of a request body, without specifically writing if statements? Maybe via annotation or configuration? I have a very easy POJO: And a very easy controller class: If I query with a payload such as: Everything is working perfectly fine, very happy. However, i…
Spring Boot – Jackson EntityNotFoundException returns 200 instead of 500 response
Exception handler is returning 200 response even though I have specified it to return 500 in the handler (HttpStatus.INTERNAL_SERVER_ERROR) when encountering this exception. I am using Spring Boot v1.5.4.RELEASE. I am calling a Spring Boot service returning a JSON object. I am using a custom exception handler…
Use AWS issued certificate for a Spring Boot app
I have an app running on AWS that has got a React JS front-end hosted through S3 and Spring Boot back-end hosted on EC2 instances behind a load balancer. I got my SSL certificate for my domain and I use CloudFront to redirect HTTP requests into HTTPS. My issue is that I can connect through HTTPS to my load ba…
Add database authentication to Spring Data Rest application
I’m creating an application using Spring Data REST with Thymeleaf. Initially I created my models, controllers, dao and services. All worked fine. I’m now trying to add security to my application. Right now I’m just focused on the login/logout. I’ve been able to create an in memory auth…