Many programming languages allow passing objects by reference or by value. In Java, we can only pass object parameters by value. This imposes limits and also raises questions.

Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields ...

Return values: returning simple values from Rust to Java (Java side / Rust side) Struct arguments: ... Some examples pass objects back into Rust to be dropped for this reason, but we don't clean up ...