The Java file loads DLL and declares the C function, which is to be called. There is no restriction to the number of functions that can be called.

This ability to implicitly treat instance methods as functions accepting their instance as a parameter is a powerful feature of Java’s lambda expressions and method references.

The use of the Java Streams API to find duplicates. The use of the frequency method in Java’s Collections class. Brute-force Java duplicate finder A brute-force approach to solve this problem involves ...

The Class File API provides the basic functions in Java Core in a future-proof way, but is not intended to replace the external libraries with their more extensive functions.