1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/samples/composition/src-test/api/Factorial.java	Sat Jun 14 10:04:45 2008 +0200
     1.3 @@ -0,0 +1,18 @@
     1.4 +package api;
     1.5 +
     1.6 +/** Class showing inventive, non-expected use of 
     1.7 + * Arithmetica methods to do multiplication instead of
     1.8 + * addition.
     1.9 + */
    1.10 +//BEGIN: design.composition.arith.factorial
    1.11 +public final class Factorial extends Arithmetica {
    1.12 +    public static int factorial(int n) {
    1.13 +        return new Factorial().sumRange(1, n);
    1.14 +    }
    1.15 +    @Override
    1.16 +    public int sumTwo(int one, int second) {
    1.17 +        return one * second;
    1.18 +    }
    1.19 +}
    1.20 +//END: design.composition.arith.factorial
    1.21 +

     2.1 --- a/samples/composition/src-test/api/FactorialTest.java	Sat Jun 14 10:04:41 2008 +0200
     2.2 +++ b/samples/composition/src-test/api/FactorialTest.java	Sat Jun 14 10:04:45 2008 +0200
     2.3 @@ -38,22 +38,4 @@
     2.4      public void testFactorial5() {
     2.5          assertEquals(120, Factorial.factorial(5));
     2.6      }
     2.7 -
     2.8 -    /** Class showing inventive, non-expected use of 
     2.9 -     * Arithmetica methods to do multiplication instead of
    2.10 -     * addition.
    2.11 -     */
    2.12 -    //BEGIN: design.composition.arith.factorial
    2.13 -    public static final class Factorial extends Arithmetica {
    2.14 -        public static int factorial(int n) {
    2.15 -            return new Factorial().sumRange(1, n);
    2.16 -        }
    2.17 -        @Override
    2.18 -        public int sumTwo(int one, int second) {
    2.19 -            return one * second;
    2.20 -        }
    2.21 -    }
    2.22 -    //END: design.composition.arith.factorial
    2.23 -
    2.24 -    
    2.25  }