Pojo to json

SomeJsonTest.java

public class SomeJsonTest {

    public void getJsonFromPojo(){
        SomethingDao somethingDao = new SomethingDao();
        //setConfiguration/ setVertx left out
        CompletableFuture<JsonObject> jsonFuture = somethingDao
                .fetchOneBySomeidAsync(1)
                .thenApply(ISomething::toJson);
    }
}