What are native methods? How do you use them?

The ability to write just one set of code in Java and have it run on every system with a Java run-time is one of Java's primary strengths.The ability to write just one set of code in Java and have it run on every system with a Java run-time is one of Java's primary strengths. But this platform independence has one key drawback: What do we do with the vast amount of existing code? The trick is to use the so-called native method interface.


Writing native methods involves importing C code into your Java application.

Seven steps to native method nirvana The steps to creating native methods are as follows:
Write Java code
Compile Java code
Create C header (.h file)
Create C stubs file
Write C code
Create shared code library (or DLL)
Run application