checkInstantiationByServiceLoader

Verifies that the current method is instantiated by java.util.ServiceLoader.

This function checks the call stack to ensure that the class instantiating an object is java.util.ServiceLoader. It prevents direct instantiation of the object outside of the expected context (i.e., via ServiceLoader).

If the instantiation is not performed by ServiceLoader, an IllegalStateException is thrown with an appropriate error message, enforcing proper usage.

Throws