|
1 package uk.co.jezuk.mango;
2
3 import junit.framework.*;
4
5 public class BinaryFunctionTest extends TestCase
6 {
7 java.util.List  list;
8
9 public BinaryFunctionTest(String name) { super(name); }
10 public static Test suite() { return new TestSuite(BinaryFunctionTest.class); }
11
12 protected void setUp()
13 {
14 list = new java.util.ArrayList ();
15 for(int i = 0; i < 10; ++i)
16 list.add(new Integer (i));
17 }
19 private class Print2ndTo1st implements BinaryFunction
20 {
21 public Object fn(Object o1, Object o2)
22 {
23 java.io.PrintStream ps = (java.io.PrintStream )o1;
24 ps.println(o2.toString());
25 return null;
26 }
27 } private class Print1stTo2nd implements BinaryFunction
29 {
30 public Object fn(Object o1, Object o2)
31 {
32 java.io.PrintStream ps = (java.io.PrintStream )o2;
33 ps.println(o1.toString());
34 return null;
35 }
36 }
37
38 public void test1()
39 {
40 Algorithms.forEach(list, Bind.First(new Print2ndTo1st(), System.out));
41 }
43 public void test2()
44 {
45 Algorithms.forEach(list, Bind.Second(new Print1stTo2nd(), System.out));
46 } } |
Popular Tags |
Java API By Example, From Geeks To Geeks.