FibonacciXML


1   /* Copyright 2002, 2003 Elliotte Rusty Harold
2      
3      This library is free software; you can redistribute it and/or modify
4      it under the terms of version 2.1 of the GNU Lesser General Public 
5      License as published by the Free Software Foundation.
6      
7      This library is distributed in the hope that it will be useful,
8      but WITHOUT ANY WARRANTY; without even the implied warranty of
9      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
10     GNU Lesser General Public License for more details.
11     
12     You should have received a copy of the GNU Lesser General Public
13     License along with this library; if not, write to the 
14     Free Software Foundation, Inc., 59 Temple Place, Suite 330, 
15     Boston, MA 02111-1307  USA
16     
17     You can contact Elliotte Rusty Harold by sending e-mail to
18     elharo@metalab.unc.edu. Please include the word "XOM" in the
19     subject line. The XOM home page is located at http://www.xom.nu/
20  */
21  
22  package nu.xom.samples;
23  
24  import java.math.BigInteger  ;
25  
26  import nu.xom.Document;
27  import nu.xom.Element;
28  
29  
30  /**
31   * <p>
32   * Demonstrates the creation of a simple document
33   * with basic nested element structure.
34   * </p>
35   * 
36   * @author Elliotte Rusty Harold
37   * @version 1.0
38   *
39   */
40  public class FibonacciXML {
41  
42    public static void main(String  [] args) {
43     
44        BigInteger   low  = BigInteger.ONE;
45        BigInteger   high = BigInteger.ONE;      
46        
47        Element root = new Element("Fibonacci_Numbers");  
48        for (int i = 1; i <= 10; i++) {
49          Element fibonacci = new Element("fibonacci");
50          fibonacci.appendChild(low.toString());
51          root.appendChild(fibonacci);
52          
53          BigInteger   temp = high;
54          high = high.add(low);
55          low = temp;
56        }
57        Document doc = new Document(root);
58        System.out.println(doc.toXML());  
59  
60    }
61  
62  }
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