212,413 questions
0
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4
views
Is there way to mock File.class using Mockito 4 or newer?
I used to use PowerMock to mock File.class. I'm trying to use mockStatic and mockConstruction to replace PowerMock.mockStatic and PowerMock.whenNew. However, I have been getting NPE with it. I am ...
- 23
0
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0
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17
views
Why does @Size(min) validation trigger before @NotBlank validation in Spring Boot?
I'm facing an issue where both the @NotBlank and @Size(min) validations are triggered simultaneously on empty fields in Spring Boot, but I expect the @NotBlank validation to run first.
Here’s the ...
- 11
0
votes
1
answer
21
views
Visibility Modifiers in Spring / Kotlin
Is it bad practice to use private to hide the implementation of a contract and not show it even in ide autocomplet. If so, why?
interface MyService {
fun process()
}
@Service
private class ...
- 1
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10
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New 2025 Spring Boot Integration with PyTorch Model: Embedding a Pre-trained Network
I'm working on integrating a pre-trained PyTorch model into a Spring Boot application. My aim is to leverage the model's inference capabilities within the REST API exposed by the application. I've ...
0
votes
1
answer
27
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How can I ensure only the first validation error per field is returned in Spring Boot, even when there are multiple validation rules?
I am using Spring Boot and Jakarta Bean Validation in my project, and I have multiple validation rules for each field. My goal is to return only the first validation error for each field in the ...
- 11
0
votes
1
answer
28
views
AuthorizedClientServiceOAuth2AuthorizedClientManager: accessToken cannot be null
In order to
authenticate with a 3rd party API using OAuth2, and
use a proxy for this,
in a regular Spring Boot Microservice (Java 21), I've been using the combination of
a custom ...
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0
answers
39
views
How to avoid simultaneous processing of messages with same content
I am using Java, Spring Boot, RabbitMQ. I have thousands of messages with body like:
{"carId":123,"actionId":126}
I have one queue named cars and one topic listener that handles ...
- 115
0
votes
2
answers
43
views
@AfterReturning method not being triggered correctly in Spring webflux Application
I am trying to print response payload after the controller method is executed in the application, but the afterReturning aspect doesn't seem to work correctly.It gets triggered before the actual ...
- 123
-2
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0
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36
views
Unittest failed by hibernate
I have a unit-test that uses Hibernate to test if some HQL statements are working.
Unfortunately the unit-test fails because hibernate have a asseration in his code.
See: https://github.com/hibernate/...
- 1,949
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answers
24
views
CFX Code Gen 4.1.0 JDK 21 And Maven Generating Classes from WSDL but without @Valid
I am trying the develop a Spring Boot Project using cxf-spring-boot-starter-jaxws 4.1.0. I have WSDL in place. For security reason I am not providing the WSDL, but I will do with some schema code here....
- 1,114
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80
views
Getting ConcurrentModificationException while working with Set
I'm trying to create Set only with names. For some reason I get java.util.ConcurrentModificationException and it happens when I call post.getTags().stream().map(Tag::getName).collect(Collectors.toSet()...
- 21
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votes
2
answers
41
views
Evaluation of @ConditionalOn* in Spring Boot
Context
I created a minimalist Spring Boot project with only spring-boot-starter-web as a dependency.
On my classpath I have spring-boot-autoconfigure JAR, that has preconfigured many different ...
- 305
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votes
0
answers
9
views
Spring Authorization Server Question, Authorization Code is always invalid grant when second authorize
In https,
I m using Spring Authorization Server.
When I first log-in, it wokrs very well as Authorization Grant.
but I try Second Login, Auhoriation Code doesnt work!
I can get the Authorization code ...
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-3
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0
answers
23
views
Why does my spring endpoint return an empty array when there should be one object?
I am developing a controller class in Spring for an accounts entity class, I have added a very simple endpoint which returns all the registered accounts in the database
As you can see when I hit the ...
1
vote
1
answer
45
views
MapStruct mapper not mapping nested DTOs properly in spring boot
I have a DTO that doesn't work with mapping
@Data
public class IndividualDTO {
private String passportNumber;
private String phoneNumber;
private UserDTO user;
@Data
public ...
- 25