spring-boot Examples and Free Source Code

Spring Boot and Log4J database appender problems...

java spring spring-boot log4j2

How do I check if a JWT token is valid in Spring Boot...

spring spring-boot spring-security jwt microservices

keycloak frontend backend network configuraion in docker compose for localhost...

spring-boot docker spring-security keycloak

Why does Spring's HttpRequestFunction fail with a NoSuchMethodError after upgrading to Spring Bo...

spring-boot spring-cloud-function

How to read S/MIME mails and their attachments...

java spring-boot azure microsoft-graph-api

Exception: org.springframework.core.convert.ConverterNotFoundException: No converter found capable o...

java spring-boot spring-data-jpa

gpt-4o-search-preview Model In LangChain4J - Spring...

java spring-boot langchain langchain4j

wiremock issue when upgrading to Spring Boot 3...

spring-boot wiremock

Adding a new HandlerInterceptor causes many existing tests to fail — how to fix or isolate it?...

java spring spring-boot mockito

spring-boot-starter-aop jar is missing with Spring Boot 4.0.0...

java spring spring-boot maven

Thymeleaf email image not displayed...

html spring-boot thymeleaf

Custom security filter not picked up in shared module setup...

spring-boot gradle spring-security

How to change the port of the spring boot h2 console...

java spring-boot h2

Spring Boot 3.x upgrade. Could not resolve org.springframework.boot:spring-boot-gradle-plugin:3.0.1...

spring-boot gradle intellij-idea java-17

Maven ignores central repository overrides when <scope>import</scope>ing pom into depend...

spring-boot maven maven-3

Where should I store development credentials on a Spring Boot project?...

spring spring-boot credentials

Annotation @ConditionalOnMissingBean not matching in test...

java spring spring-boot

HTTP-403 when authentication in spring authentication server after /login in spring cloud gateway...

java spring-boot spring-cloud-gateway

Spring Boot 4 tests not creating session cookie (springSessionRepositoryFilter missing from filter c...

spring spring-boot spring-boot-test spring-session

ClassCastException Mono<Void> unit test Java...

java spring-boot mockito

Enumerate in entity creates "check" contraint when creating table...

postgresql spring-boot hibernate spring-data-jpa

How to mock JWT authentication in a Spring Boot Unit Test?...

java spring spring-boot unit-testing jwt

Spring Boot Whitelabel Error page (type=Not Found, status=404)...

java eclipse spring-boot thymeleaf

Testcontainer: H2 is still used in test, Domain "TEXT" not found;...

java postgresql spring-boot hibernate testcontainers

Spring Integration: DestinationResolutionException: no output-channel or replyChannel header availab...

spring-boot spring-integration

spring boot with spring security : Error creating bean with name 'securityFilterChainRegistratio...

java spring-mvc spring-security spring-boot

Spring Boot 3.2.0 not loading application context in JUnit code...

java spring-boot hibernate maven

How to send/set basic authorization i.e user and password to every request in openFeign client in sp...

spring-boot rest interceptor feign openfeign

Failed to configure a DataSource: 'url' attribute is not specified and no embedded datasourc...

java spring spring-boot spring-batch

How to get token usage (prompt/completion tokens) from GenerateContentResponse using google-genai Ja...

spring-boot token google-gemini