Callbacks.java

class Callbacks {
  private native void nativeMethod(int depth);
  
private void callback(int depth) //funtion NAME (parameter 1, 2, ....)
{
    // statements
if (depth < 5) 
{
      
//calling the function
System.out.println("In Java, depth = " + depth + ", about to enter C");
     
 nativeMethod(depth + 1);
      
System.out.println("In Java, depth = " + depth + ", back from C");
    
} else
      
System.out.println("In Java, depth = " + depth + ", limit exceeded");
  
}
  
public static void main(String args[]) 
{
    
Callbacks c = new Callbacks();
    
c.nativeMethod(0);
 
 }
  
static
 {
    
System.loadLibrary("MyImpOfCallbacks");
  
}
}