package edu.ucsb.cs.jicos.examples.fibonacci;
import edu.ucsb.cs.jicos.services.*;
import edu.ucsb.cs.jicos.services.tasks.*;

final public class F extends Task 
{
    int n;
    
    public F( int n )
    {
        this.n = n;
    }
	
    public Object execute ( Environment environment )
    {
        if ( n < 2 )
        {
            return  new Integer( 1 );
        }
        else
        {
            compute( new F( n - 1 ) );
            compute( new F( n - 2 ) );
            return new AddInteger();
        }
    }
}