1 /***
2 * Redistribution and use in source and binary forms, with or without
3 * modification, are permitted provided that the following conditions are
4 * met :
5 *
6 * . Redistributions of source code must retain the above copyright
7 * notice, this list of conditions and the following disclaimer.
8 *
9 * . Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * . The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
20 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
22 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
24 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
25 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 *
28 * $Id: View.java,v 1.4 2005/09/14 18:36:52 mat007 Exp $
29 */
30
31 package jtge.sample.toss;
32
33 import java.io.BufferedReader;
34 import java.io.IOException;
35 import java.io.InputStreamReader;
36
37 /***
38 * This class handles the user interface.
39 *
40 * @author Mathieu Champlon
41 * @version $Revision: 1.4 $ $Date: 2005/09/14 18:36:52 $
42 */
43 public class View
44 {
45 /***
46 * The controller.
47 */
48 private final Controller controller;
49 /***
50 * Whether the game is running or not.
51 */
52 private boolean bIsRunning;
53
54 /***
55 * Create a view.
56 *
57 * @param controller the controller
58 */
59 public View( final Controller controller )
60 {
61 this.controller = controller;
62 bIsRunning = true;
63 }
64
65 /***
66 * Display a result.
67 *
68 * @param message the result
69 */
70 public final void display( final String message )
71 {
72 System.out.println( message );
73 }
74
75 /***
76 * Helper method to handle the choice.
77 *
78 * @param reader the reader to read from
79 * @return whether to continue the game or not
80 */
81 private boolean readChoice( final BufferedReader reader )
82 {
83 try
84 {
85 return controller.handleChoice( reader.readLine() );
86 }
87 catch( IOException e )
88 {
89 e.printStackTrace();
90 return false;
91 }
92 }
93
94 /***
95 * Start the main loop.
96 */
97 public final void start()
98 {
99 final BufferedReader reader = new BufferedReader( new InputStreamReader( System.in ) );
100 System.out.println( "Make your choice !" );
101 while( bIsRunning )
102 {
103 System.out.print( "(h)ead, (t)ail or (q)uit : " );
104 bIsRunning = readChoice( reader );
105 }
106 }
107 }