GitHub

java.lang.ClassCastException: class java.lang.Long cannot be cast to class org.hibernate.action.internal.DelayedPostInsertIdentifier

Given the following minimal models in Hibernate Reactive version associated with Quarkus platform version 2.13.3.Final: @Entity public class Person { @Id @GeneratedValue(strategy = IDENTITY) private ...
GitHub

java.lang.ClassCastException: java.lang.Double cannot be cast to java.lang.String

Either I get a JS exception showing me a useful error message and stack trace, or the number (double in Java) gets cast to string. java.lang.ClassCastException: java ...
InfoWorld

How to use Java generics to avoid ClassCastExceptions

Using generics results in more robust code and avoids ClassCastExceptions in your Java programs. This in-depth tutorial introduces you to generics and their types and methods. Generics are used in ...