// File: native2.java (Module 14)
//
// Author: Rahul Simha
// Created: Dec 8, 1998
//
// Passing data back and forth.


// A class with native methods.

class TestParams {
  public native int factorial (int i);
  public native String replicate (String s);
}

public class native2 {

  static {
    System.loadLibrary ("testparams");
  }

  public static void main (String[] argv)
  {
    // Create
    TestParams tp = new TestParams ();

    // Call the factorial method (native)
    int k = tp.factorial (5);
    System.out.println ("Java: native2: main: 5! = " + k);

    // Call the native replicate method.
    String s = tp.replicate ("Hello World!");
    System.out.println ("Java: native2: main: string s = " + s);
  }

}