All Questions
220 questions
2
votes
1
answer
78
views
Code to add order orderitems and payment details
This is order, orderitems and payment linked by foreign key.
Controller:
...
- 215
5
votes
3
answers
1k
views
Method using double for currency amounts
I'm wary of using amount as double. This API also has to maintain backward compatibility. Would appreciate for any comments on this method.
...
- 215
1
vote
0
answers
30
views
Spring AI 1.0.0 configuration setup with custom bean definitions
I've recently shifted from SpringAI M5 to 1.0.0 which is a major change and just wondering if there is a better way to organise SpringAI configurations. I'm using Azure OpenAI based connection along ...
- 255
1
vote
1
answer
103
views
Find scheduling conflicts within a timetable
Following task: I'm given a timetable containing several classes that have a weekday, as well as an hour at which they start and end. Also, they have a room assigned and are part of a curriculum for ...
- 139
1
vote
1
answer
99
views
Spring Boot Bank Application with Secure Transactions and Account Management
I need some insights on my bank application written with Spring Boot. Specifically on the transactions aspect and anything I missed out.
TransactionEntity.java
<...
- 1,918
0
votes
2
answers
136
views
[Spring Boot][REST] Design Pattern Best Practice (Single Entity, multiple business logic implementations)
I have some problems regarding best-practice design between data source layer(Entity), domain layer(Service) and presentation layer (controller):
I have one entity with a type field in the database to ...
4
votes
2
answers
433
views
Springboot - Authentication Service
I am developing a Web application using Spring boot (I am a beginner). How can I make my code better?
This code is from "AuthenticationService.java".
I first made an interface for defining ...
- 41
1
vote
1
answer
87
views
Rate limiting WebFilter
It's a simple WebFilter for limiting RPS from one of my projects.
There's only one OOB BucketResolver that has one shared bucket ...
- 701
2
votes
2
answers
548
views
Using java streams to handle incoming API requests
I am using the java stream API to handle incoming requests my employee service.
A few questions I had are:
Does using the streams API in the way I'm using it below affect the performance of the ...
2
votes
1
answer
63
views
Any possible issues with my approach to Access Management where I'm associating the list of Departments with the User class?
I have a spring boot project with JWT being used for Spring Security. I want to implement Access Management in my project and I'm using this approach. In my project, whenever a user is created, a list ...
- 23
4
votes
2
answers
120
views
Choosing between field injections and constructor injections for modular Java applications with Spring Boot
I'm six months into a Java training program and have developed a Spring Boot application, adhering to Java's separation of concerns principle. I've organized my application with distinct sections for ...
- 153
2
votes
2
answers
166
views
Simple authentication server
Here's a simple authentication server. It's pretty basic but has the core functionality of sign-up and log-in handling. Your best bet is to simply run the ...
- 701
1
vote
1
answer
426
views
Inserting large number of rows into database with Spring boot
I need to insert many million rows + many GB of data into a database for a project that uses Spring boot. I recreated a minimal example with a one to many relationship and am trying to find the ...
- 155
0
votes
2
answers
66
views
How to find a more effective way to load a file and compare in the service
I have a malware detection system that includes a subsystem responsible for IBAN checks. Initially, this subsystem needs to load and parse data from a specific URL. Subsequently, it checks whether the ...
- 17
1
vote
0
answers
91
views
Todo application using Spring Boot 3, Dockerized Postgres, Java 17, Maven
I'd like to have code review for backend of todo app.
It has 2 main functionalities:
Authentication and authorization using Spring Security and JWT token.
CRUD for tasks
In particular I'd like to ...
- 151