Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 1 year ago. Improve this question I have a method in my Service for updating existing organisations. How to refactor this metho…
Tag: spring
Swap Jackson custom serializer / deserializer during runtime
I have the following system: I am sending MediaType.APPLICATION_JSON_VALUEs from spring controllers to my client and vice versa. I also have an export/import feature of my to-be-serialized classes. The JSON File is created by using an ObjectMapper and utilizing the writeValueAsString and readValue methods. I …
Rabbit MQ doesn’t flush acks?
The problem appeared in logs: Consumer failed to start in 60000 milliseconds; does the task executor have enough threads to support the container concurrency? We try to open handlers for like 50 queues dynamically by SimpleMessageListenerContainer.addQueueNames(), then application is started. It consumes some…
Spring HandlerInterceptor fire and forget
I am wondering what would be the best way to make an HTTP fire and forget web service call inside a HandlerInterceptor (or maybe there is something more suitable). Let’s say I am handling requests and I want to notify some API for each response resulting with HTTP 5XX (by sending the request and respons…
Spring boot filter is ignored
I m trying to create a filter, but it is ignored Did I forget to do smth? Answer The problem was in the absent of pom dependency Instead the Filter was loaded from some java library and therefor compilation was successful (can be removed in module settings)
JHipster React Show List Of One Entity in Details Screen of Another Related Entity
I am attempting an application in JHipster 7.0.1 (Azul JDK 11) and ReactJS as the front-end. I have 2 entities in my JDL – Domain and BadgeCategory that are related as shown below I want to be able to display all the BadgeCategories for a particular Domain in the Domain Detail screen. For this, I create…
FlatFileItemWriter – Writer must be open before it can be written to
I’ve a SpringBatch Job where I skip all duplicate items write to a Flat file. However the FlatFileItemWriter throws the below error whenever there’s a duplicate: Writer must be open before it can be written to Below is the Writer & SkipListener configuration – The overall Job is defined …
I can’t put a HashMap object in the MyBatis parameter
I’m trying use a HashMap object to look up ids and passwords in database, but I can’t. I can only get error message as follows: I set my MyBatis mapper as follows: And, I think it’s ok with my controller and dao, but I’ll attach it. I checked the HashMap variable in the controller and …
How to print Java object in modal using jQuery
I am trying to print object data in modal using jQuery. When I click the button it sends the Java object to jQuery and then prints it but it is printing in this format: Trip [tid=1, tname=North, tplace=Ladhak, tpackage=12000, tfrom=2022-05-21, tto=2022-05-31, lastdate=2021-12-22, tinfo=XYZ] I want to access d…
Why this error trying to unit test an entire Spring Batch Job? No qualifying bean of type ‘org.springframework.batch.core.Job’ available
I am working on a Spring Batch application. Untill now I was able to unit test something like service methods and something like this (as done in every Spring Boot application). Now I am trying to follow this tutorial in order to test an entire job from my unit test class (basically I want to execute a test m…