I have a basic SpringBoot 2.1.5.RELEASE app. Using Spring Initializer, JPA, embedded Tomcat, Thymeleaf template engine, and package as an executable JAR file with some RestControllers. In 1 of the controller this is the body I send: so I create this class to send it as a RequestBody: and public class Hotelswi…
Tag: spring-boot
Spring boot Mongo DB .yml configuration
When I use MySQL and hibernate for spring boot, I use below configuration in .yml file If it is mongoDB instead of MySQL and hibernate how does it change? Answer The mongodb properties are all prefixed with spring.data.mongodb. For user property you would use The list of available mongodb properties are here:…
How to pass Spring profile to Spring Boot application run by Jenkins Job?
I need to run a Spring Boot app using different configuration files. In local I can do it with the following JVM Option: What’s the way to do this when I run the app from a Jenkins job? Answer With the assumption that user knows .jenkins file, I provide below the code snippet. For more details and refer…
Dynamically add property sources to SpringBootTest
Similar to Springboot unit test set @Configuration Properties dynamically but the context is different. In my case I have a TestContainer running a custom MySQL database that is prepopulated with a lot of data (not using the SQL batch loading approach because the data is an anonymized copy of production and d…
JSON Custom response in all my REST API, I might not know what it is called?
So the problem goes like this, for all my REST API endpoints there should be 3 fields always there in my RESPONSE Body like for eg: or So you can get the idea, I want this message status error or data field to be there in all response in my REST API. Answer It could be achieved with a ResponseBodyAdvice:
Attribute ServerContainer not found in ServletContext
In my Spring boot application i use also websockets. Everything works fine, as expected in production. Now i started to create UnitTests with Spring-Boot-Test. Every time i start a @SpringBootTest , i get following exception (shortened): Long Version Spring Websocket Config Class POM.XML Spring Application Cl…
Spring Boot graceful shutdown
I am developing a Spring Boot application backed by embedded Tomcat and I need to develop a graceful shutdown with the following steps: stop processing new HTTP requests (stop web container) process all already accepted requests shutdown Spring ApplicationContext *do the steps above sequentially (one by one) …
Route order in Spring Cloud Gateway
We are implementing routes programmatically using a implementation of RouteDefinitionLocator. We have two services which should register at the same route path, where one of them is meant as a fallback if the other one does not exist. The preferred route with the specific path is: And the more general one, wh…
Display images dynamically using jquery and thymeleaf
I am trying to display image dynamically by using jquery append function with thymeleaf as view engine in spring boot Here is the way that I tried to append the image to div (‘.show-image’): However, it only shows the empty images (no 404 error) I tried with other random online image and works: Wh…
Making multiple requests with Spring WebClient
So my goal is to use WebClient to make multiple concurrent requests, wait until they’re all completed, then combine the results. Here is what I have so far: Basically my goal is to combine all the items from each of the feeds to create one unified feed. However, I am not quite sure what to do after the …