Questions tagged [spring-boot]
The spring-boot tag has no usage guidance.
25
questions
-2
votes
1answer
30 views
building a frontend for a microservice backend: architectures? (spring boot stack)
to summarize a bit my current situation: I am building a backend based on microservices using spring boot.
These are aggregated behind an api-gateway.
My intention is to consume these api's from both ...
0
votes
0answers
25 views
Microservices: Changing DB Usernames at Runtime and Carrying Session Settings Across Other Services
Currently, our database is a shared database separate schema. Under the current architecture, all users start at the entry schema, which we called as APP, before the identity of the user (upon ...
0
votes
0answers
22 views
oauth2 + angular - Most elegant way to pass the JWT auth token
I have an angular application, which is querying an API as a client (written on Spring Boot 2.2.1 + Spring 5.2.1) that supports 3rd party authentication over OAuth2. The API has altogether 3 different ...
1
vote
0answers
41 views
Design of Spring boot endpoint that returns large amount of data continously until complete
I'm developing a web application using Spring Boot and React, that needs to return information about hotels from different cities:
As an input of the controller, I receive a list of cities that can ...
0
votes
2answers
102 views
Microservices: how far should coupling / decoupling of application parts relying on the same data backends go?
I am in the process of migrating a pretty much monolithic PHP application to microservices. With the development pipeline, docker containerisation, CI/CD and scalability in mind, what would be the ...
-5
votes
1answer
163 views
What do you think about DTOs in Spring Data JPA project?
First of all, I am not a junior programmer. I'm just looking for best-practice.
How do you use entities and DTOs into your Spring Data JPA projects?
Assume there is our layers:
Repositories (as ...
2
votes
3answers
81 views
A question on microservice boundaries around monitoring
I have a microservice, lets call it microservice A.
It talks to another microservice's REST endpoint, lets call that one microservice B.
I'm monitoring the health of microservice A using the ...
-2
votes
1answer
49 views
Property file, annotations or database tables for storing configurations
Which one is better property file, annotations or database tables for storing configurations related to a program? What are the advantages/disadvantages and what use cases are best suited for each ...
0
votes
1answer
50 views
To And From Date Validation in Model
In my Springboot project I need to perform a validation of the type validFromDate<validToDate.
I was wondering whether would it be a good or bad practice to place a validation in the model itself (...
0
votes
1answer
179 views
In a Spring Boot Project, would you use interfaces for entities or not?
I am currently on the decision, whether to use interfaces throughout my whole spring project or not. I scouted some open source projects and saw, that many big projects are handling that quite ...
2
votes
0answers
44 views
Send push notifications from ActiveMQ
I am trying to figure out how to send push notifications back to the client in the following ActiveMQ scenario:
I have a spring boot web application #1 deployed on tomcat on RHEL server. From the ...
1
vote
2answers
102 views
How to abstract the data layer when using Spring Data?
I have decided to try to create my own board game implementation. Probably going to use a REST-api to expose the contract. I'll figure out what database, communication, ... tools I'm going to use once ...
4
votes
1answer
470 views
Spring Boot - What is the purpose of Autowired Constructors?
I’ve been developing in Spring Boot for just over a year but have yet to understand the benefits of using an Autowired constructor and I was wondering if someone could explain this to me and what ...
2
votes
2answers
491 views
Spring Boot REST Java Microservice: Why Use Maven Submodules?
I have seen a project which uses Maven submodules. The project itself is a spring boot application that exposes Restful API endpoints for a microservice ex: Customer Service (getCustomers, ...
0
votes
1answer
138 views
DDD persistence through non-orm tools in java
So our domain model drove our database and ORMs worked for DDD implementations.
Now the tables have been altered a lot and as a consequence ORM impedence is too much in our domain model to use ...
0
votes
2answers
88 views
User friendly webapp configuration
I'm planning to develop a web application that would run on-premise at the customer. I'm quite unsure about the whole process of setting up the site in a user-friendly way, but mostly disturbed by the ...
-1
votes
1answer
77 views
Pattern for for REST API who's response depends on behavior of requests to other services
Some one help me with my design paralysis!
Assume a microservice (probably going to be implemented in Spring Boot) that has implemented an run of the mill REST API, and after receiving an initial ...
0
votes
0answers
36 views
How can I create a spring-boot application which can be easily extended with plugins?
I am planning a spring boot application that can be extended with plugins. However, I haven't found out yet whether spring boot meets my requirements in this regard.
I imagine the following folder ...
1
vote
1answer
81 views
Spring Boot Controller Unit Test Strategy
All of the controllers in our project are as dumb as we can make them. Rightfully so, they simply validate the incoming payload, hand the request over to a service layer, and return whatever response ...
2
votes
2answers
797 views
Should I validate dtos or entities? [closed]
I want to place validation in one layer for the reason of simple code maintenance. I was thinking of entity validation, cause this protects directly database. Am I right, or should I add validation ...
0
votes
1answer
156 views
Using Spring Boot's @ConfigurationProperties without violating Law of Demeter
My apps commonly have one or more prop holders. These holders contain config data used in the app such as:
@Component
@ConfigurationProperties(prefix="app.orders")
@Data //lombok
public class ...
2
votes
3answers
1k views
Is it a good idea to share repositories across microservices in Spring Boot Application?
We are migrating a desktop application into web based Spring Boot micro services application with a client imposed mandate of using their existing MySQL database, so all micro services share a common ...
-1
votes
2answers
127 views
Dealing with data download which could take days to download
I have a situation on the front end where a user clicks on “Download” button and the query behind the scenes is going to take over a day. I have a Spring boot web app running as far as web services ...
1
vote
0answers
47 views
How to build Spring Boot multimodule app build to separate WARs and shared library/dependencies?
Currently, I'm trying to migrate multimodule angular + spring 4 app build with ant and ivy to Spring Boot and build it with Gradle. The issue is that I don’t how to create build upon some custom ...
0
votes
1answer
211 views
Best approach for web service that calls other web services
The scenario is:
client makes request to server A
Server A makes potentially multiple requests to server B. Edit to clarify, server A makes the requests concurrently using Futures.
Server A blocks ...
