PageRenderTime 35ms CodeModel.GetById 28ms app.highlight 4ms RepoModel.GetById 1ms app.codeStats 0ms

/interpreter/tags/at2dist110511/src/edu/vub/at/exceptions/XIllegalIndex.java

http://ambienttalk.googlecode.com/
Java | 57 lines | 13 code | 7 blank | 37 comment | 0 complexity | e18ba149031c187a6a23c714490c5708 MD5 | raw file
 1/**
 2 * AmbientTalk/2 Project
 3 * XIllegalIndex.java created on 30-jul-2006 at 10:27:28
 4 * (c) Programming Technology Lab, 2006 - 2007
 5 * Authors: Tom Van Cutsem & Stijn Mostinckx
 6 * 
 7 * Permission is hereby granted, free of charge, to any person
 8 * obtaining a copy of this software and associated documentation
 9 * files (the "Software"), to deal in the Software without
10 * restriction, including without limitation the rights to use,
11 * copy, modify, merge, publish, distribute, sublicense, and/or
12 * sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following
14 * conditions:
15 *
16 * The above copyright notice and this permission notice shall be
17 * included in all copies or substantial portions of the Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
20 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
21 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
22 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
23 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
24 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
25 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
26 * OTHER DEALINGS IN THE SOFTWARE.
27 */
28package edu.vub.at.exceptions;
29
30import edu.vub.at.objects.ATTypeTag;
31import edu.vub.at.objects.coercion.NativeTypeTags;
32
33/**
34 * An XIllegalIndex exception is thrown by the evaluator whenever an invalid
35 * value is used as the index into a table (e.g. when defining, assigning or referencing it).
36 * This problem is detected when coercing the index to a number. 
37 * 
38 * @author tvc
39 */
40public final class XIllegalIndex extends InterpreterException {
41
42	private static final long serialVersionUID = 2358853871410563584L;
43	
44	private static final String _MESSAGE_ = "Illegal index: ";
45
46	/**
47	 * Constructor taking a message describing why the coercion of the index failed.
48	 */
49	public XIllegalIndex(String msg) {
50		super(_MESSAGE_ + msg);
51	}
52	
53	public ATTypeTag getType() {
54		return NativeTypeTags._ILLIDX_;
55	}
56
57}