/interpreter/tags/at2dist041108/src/edu/vub/at/exceptions/XIllegalOperation.java

 1/**
 2 * AmbientTalk/2 Project
 3 * XIllegalOperation.java created on Jul 23, 2006 at 1:19:44 PM
 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 * XIllegalOperation is thrown whenever an operation is requested that is a violation
35 * of the expected semantics of the interpreter. When originating from base-level code
36 * these exceptions signal a fault in either the interpreter or in the custom meta
37 * behaviour.
38 * 
39 * @author smostinc
40 */
41public class XIllegalOperation extends InterpreterException {
42
43	private static final long serialVersionUID = -6486826773203553716L;
44
45	/**
46	 * Constructor which takes a descriptive message alongside an exception which caused this
47	 * exception to be thrown.
48	 */
49	public XIllegalOperation(String message, Throwable cause) {
50		super(message, cause);
51	}
52
53	/**
54	 * Constructor which takes a message documenting how the expected semantics of the 
55	 * interpreter were being violated.
56	 */
57	public XIllegalOperation(String message) {
58		super(message);
59	}
60
61	public ATTypeTag getType() {
62		return NativeTypeTags._ILLOP_;
63	}
64
65}