1 /*
2 * Created on Aug 31, 2004
3 * Original filename was UnaryOperation.java
4 *
5 * Magic-Project is a turn based strategy simulator
6 * Copyright (C) 2003-2007 Fabrice Daugan
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the Free
10 * Software Foundation; either version 2 of the License, or (at your option) any
11 * later version.
12 *
13 * This program is distributed in the hope that it will be useful, but WITHOUT
14 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
15 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
16 * details.
17 *
18 * You should have received a copy of the GNU General Public License along
19 * with this program; if not, write to the Free Software Foundation, Inc.,
20 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 *
22 */
23 package net.sf.magicproject.operation;
24
25 import java.io.IOException;
26 import java.io.InputStream;
27
28 import net.sf.magicproject.expression.Expression;
29 import net.sf.magicproject.expression.ExpressionFactory;
30 import net.sf.magicproject.expression.UnaryExpression;
31
32
33 /***
34 * Represents an unary operation.
35 *
36 * @author <a href="mailto:fabdouglas@users.sourceforge.net">Fabrice Daugan </a>
37 * @since 0.80
38 */
39 public abstract class UnaryOperation extends Operation {
40
41 /***
42 * Creates a new instance of UnaryOperation <br>
43 */
44 public UnaryOperation() {
45 super();
46 }
47
48 @Override
49 public Expression readNextExpression(InputStream inputFile)
50 throws IOException {
51 return new UnaryExpression(this, ExpressionFactory
52 .readNextExpression(inputFile));
53 }
54
55 @Override
56 public abstract int process(int leftValue, int rightValue);
57
58 @Override
59 public abstract String getOperator();
60 }