Remote Method Invocation (RMI) is an application programming interface (API) in the Java programming language and development environment. It allows objects on one computer or Java Virtual Machine ...

so I’m going to cast the object to a specific type and use a specific method.” Exception in thread "main" java.lang.ClassCastException ...

We only need a method with a given name accepting some number of formal parameters, whose types are compatible with the runtime types of the actual parameters we expect to use on the invocation. This ...