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How to serialize objects to json?

I have a list of objects which I want to serialize to json. I am using the following code to do this: it works as expected but in this case if there is an exception the whole list of events would be discarded. What I want is to skip any individual event if it fails to serialize. Plus these are

How to set proxy header in HttpURLConnection

I am trying to build an HTTP request to be sent via a proxy that accepts a proxy header. I am trying to find a way to set that, but couldn’t see it. Below is the curl command which I need to convert to the Java code. curl -i -u user:pwd -k GET –http1.1 –proxy-insecure https://localhost:8443 –proxy-header “X-Connect-Client-Id: abcde” https://target_host/api

I can’t extract data from the table and make a connection with the hibernate orm

I start the server, I can’t fill out the list in any way, the database is connected and working, table work, I can’t extract data from the table and make a connection with the hibernate orm And if I try to add writes: Caused by: org.hibernate.MappingException: Unknown entity: ru.todolist.javafx.objects.Task class TaskHibernateImpl class Task object model File hibernate.cfg.xml hibernate configuration file

How to change color of a cell in HTML table using JSoup?

I need to parse a table using Java and Jsoup and change the color of the cell based on it’s value. This is what the html table looks like and it is how the color of the cell needs to be defined I wrote a script that can ready the value of a cell and change the text from it,

Jackson Different Deserialization vs Serlialization Method

My Spring Boot API uses camelCase, but I need to proxy some requests through my API to a 3rd party API that uses snake_case. Is it possible to configure Jackson to deserialize the 3rd party response from snake_case, then serialize it back to camelCase to my frontend? Step by step example of desired functionality: Example Object: I call my API

Set parent class attribute in a child class

I trying to make a chess game and I will have a class for each chess piece but they will all extend class Piece. Piece class has a maxMovementDistance attribute but I would like to set that attribute in the child class (king, queen, pawn etc.) and it should also be final. What’s the best way to do this? Or

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