I am sending an array of JSON by converting it to toString() in Kafka Producer using Spring Boot app, but I am getting following error in Consumer: org.springframework.kafka.listener.ListenerExe...

I am trying to write a REST api to allow users to download large files (ie > 2GB) on Spring boot. I am hitting with "Java Heap outOfMemoryException". I tried to triage the issue, i see...

I have two topics, one with 3 partitions and one with 48. Initially i used the default assignor but i got some problems when a consumer(pod in kubernetes) crashed. What happened was that when t...

I'm looking to catch IOExceptions caused by a broken pipe before the async threads dispatch the result to Tomcat. Essentially the client disconnects and the error bubbles up to Tomcat before I can ...

Docker: 27.1.2 Java: 17.0.11 Maven: 3.8.6 Jib: 3.2.1 OS: Ubuntu 22.04.4 I am using a Jhipster Spring application. Until now, my application has been built and running without any problems. But sudd...

Since of nowhere I getting the error message that the class StaticLoggerBinder was not found. I guess it have something to do with the Spring-Boot API. Any solutions to the problem? pom.xml: <d...

I want to show some metrics using micrometer prometheus in combination with the spring-boot-actuator. My project is totally based on spring-boot and has the actuator feature enabled and mapped on t...

I created a spring cloud project using SPRING INITIALIZR. My project structure is as below: enter image description here The DemoApplication: package com.example.demo; import org.springframework...

i work with a spring-boot project, <parent> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-parent</artifactId> <version>2.2.4.RE...

I’m looking for a way to find the HTTP version of incoming request in spring webflux netty server I cannot find any method in ServerWebExchange to get this information. Spring servlet has some impl...

We have Jaeger setup to trace calls primarily between the istio proxies. I'm trying to use tracing inside the application, include any traceId/spanIds in the logs and report back to the Jaeger coll...

After upgrading my code from Java 17 and Spring-boot 3.1.3 to Java 21 and String-boot 3.2.0, I've started to see errors like the ones below, when calling the REST APIs: UPDATE: After running some m...

Currently using Spring Boot 3.1 with the reactive WebClient configured like this: @Configuration public class MyConfig { @Bean WebClient webClient() { ExchangeStrategies strategies = ExchangeSt...

I am new to microservice architecture. Currently I am using spring boot for my microservices, in case one of the microservice is down how should fail over mechanism work ? For Ex. if we have 3 mic...

WebSecurityConfigurerAdapter: @Component @EnableWebSecurity public class SecurityConfiguration extends WebSecurityConfigurerAdapter { @Override protected void configure(HttpSecurity httpSecurity)...

I'm a bit lost about this, because it usually works out of the box. I'm making a small java spring-boot rest api, and to get a nice API desc and test page, I use Swagger. Except this time it doesn'...

I am writing a test case to test my Step in spring batch. Below is my configuration @ExtendWith(SpringExtension.class) @ContextConfiguration(classes = {BatchTemplateConfig.class, CustomerItemWrite...

When I run my Spring Boot application I get this error when using this below code: Bean named mvcHandlerMappingIntrospector of type org.springframework.web.servlet.handler.HandlerMappingIntrospect...

Spring Boot (3.3.4) application fails to start with error java.lang.ClassNotFoundException: ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP ERROR in ch.qos.logback.core.model.processor.ImplicitMo...

So I have a simple SecurityFilterChain configuration and a simple AuthenticationEntrypoint implementation. The AutheticationEntrypoint implementation just writes a JSON response and the send a 403 ...

Now, my understanding, in general, is that @RequestMapping methods need to be public. Can they also be private? If so when would we use this? The reason why I am asking this is that I noticed that...

I have an endpoint (/logout) that invalidate the session manually by calling HttpSession#invalidate(). Sometimes i got the following exception (Within 1000 request it happens about a dozen times): ...

I am working on a Spring boot application that uses Spring JPA with PostgreSQL. I am using @SpringBootTest(classes = <my package>.Application.class) to initialize my unit test for a controlle...

I'm playing around with Spring Boot 2.0.0M2, trying to create a CLI application, not a web one. My problem is that even including compile 'org.springframework.boot:spring-boot-starter' compile ...

I have to check whether my service / app works or not. I've added dependency <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-actuato...