150,714 questions
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Correct combination/versions of Spring Boot, Camel and Kafka in pom.xml for java 21
We have an old maven project built with java 8. It's working fine. Now we're upgrading to java 21, and updated pom.xml as follows.
Spring Boot 3.5.6
Camel 4.15.0
Kafka 3.8.0
The jar was built with ...
- 1
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12
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Spring 3.3 migration. Cannot resolve reference to bean jpaSharedEM_entityManagerFactory
I'm migrating from Spring 2.7 to Spring 3.3.13. This means that i'm migrating even from Hibernate 5 to Hibernate 6.
I'm having an annoying problem when i start my Spring Application about the ...
- 108
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35
views
Why is Spring attempting to use a read-only transaction when I explicitly requested a new write transaction?
I have a service method that performs the following operations in sequence:
Calls a read method annotated with a custom read-only transaction annotation (equivalent to @Transactional(readOnly = true))...
- 11
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50
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WebClient sending an empty multipart request to Flask service
I have a problem with sending multipart/form-data requests from my Java service (using WebClient but same history with RestTemplate) to Flask service. It seems like a sent body is just empty as I get ...
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39
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403 Unauthorized for JS files but everything else works
Can someone help me out why nginx returns a 403 Unauthorized for .js files, but other files work:
I have a file /etc/nginx/sites-available/my-server.nl:
server {
listen 80 proxy_protocol;
...
-1
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26
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How to download files that have ABFSS protocol using Java from Azure Storage?
I want to read contents from a particular file held in the ADLS. The URL for retrieving a file looks like this abfss://[email protected]/folderone/somefile.json
How do I read the ...
- 161
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21
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Blind SSRF on Sensitve Headers on Spring Boot Rest API
I have written my Spring Boot security configuration like this:
@Bean
public SecurityFilterChain securityFilterChain(HttpSecurity httpSecurity) throws Exception {
DefaultBearerTokenResolver ...
- 1,661
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38
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Ack messages with StreamBridge::send and Kafka
Context. I have to use StreamBridge::send() with Kafka. This is a hard, external requirement. The call itself looks like streambridge.send(binding, message). All good.
To capture the non-immediate ...
- 183
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44
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Springboot/Tomcat Accepts Expired Certs
I have a couple of basic Springboot SSLBundle REST client and server applications using default settings - no customized ssl factories or anything. Everything works fine, i.e. they communicate, will ...
- 327
1
vote
1
answer
57
views
keycloak frontend backend network configuraion in docker compose for localhost
I'm running keycloak, next js, and spring boot app using docker compose. Right now I'm having issue in setting up network configurations, usually either I'm getting issuer mismatch in the backend, or ...
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62
views
How to pass client location into custom JPA ID generator?
Working on a scalable custom ID generator in JPA. The format I want to achieve is:
<first three letters of country or region> + <year> + <sequence number>
For example: USA2025001
I'm ...
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46
views
Could not instantiate KafkaProperties
I'm migrating from Spring Boot 2 to Spring Boot3, i'm NOT migrating to Sprinc Cloud 4 but i will stay to SpringCloud 3 (i know Spring Boot 3 is mandatory if you want to use Spring Cloud 4 but not the ...
-2
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21
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Spring Native Integration Test
Spring Native Testing - Test Configuration File Not Found
I'm working on Spring native testing. I want to run my existing integration tests natively. For this, I'm using the -P nativeTest profile, ...
1
vote
1
answer
54
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Should I create a separate Integration Event when using the Outbox Pattern in a DDD-based microservice? [closed]
I’m building a Java microservice using Spring Boot 3.5.7, Kafka, and the Outbox Pattern.
In my domain layer, I raise a domain event:
package com.turkcell.reservation_service.domain.event;
import com....
-3
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35
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Async Events telemetry tracing problem because of batching of events
I'm implementing Telemetry in my Spring Boot web app using OpenTelemetry instrumentation.
All is fine except when dealing with async events.
When I produce/publish, for example 100 events - all ...
