01: /*
02: * This file is part of the Echo Web Application Framework (hereinafter "Echo").
03: * Copyright (C) 2002-2005 NextApp, Inc.
04: *
05: * Version: MPL 1.1/GPL 2.0/LGPL 2.1
06: *
07: * The contents of this file are subject to the Mozilla Public License Version
08: * 1.1 (the "License"); you may not use this file except in compliance with
09: * the License. You may obtain a copy of the License at
10: * http://www.mozilla.org/MPL/
11: *
12: * Software distributed under the License is distributed on an "AS IS" basis,
13: * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
14: * for the specific language governing rights and limitations under the
15: * License.
16: *
17: * Alternatively, the contents of this file may be used under the terms of
18: * either the GNU General Public License Version 2 or later (the "GPL"), or
19: * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
20: * in which case the provisions of the GPL or the LGPL are applicable instead
21: * of those above. If you wish to allow use of your version of this file only
22: * under the terms of either the GPL or the LGPL, and not to allow others to
23: * use your version of this file under the terms of the MPL, indicate your
24: * decision by deleting the provisions above and replace them with the notice
25: * and other provisions required by the GPL or the LGPL. If you do not delete
26: * the provisions above, a recipient may use your version of this file under
27: * the terms of any one of the MPL, the GPL or the LGPL.
28: */
29:
30: package nextapp.echo2.app;
31:
32: /**
33: * An exception thrown when attempting to add a child to the component
34: * hierarchy where either the parent is incompatible with the child or
35: * the child is incompatible with the parent. This exception may be thrown
36: * in cases such as attempting to add children to a component that does not
37: * support children (e.g., a <code>Label</code>), or adding too many children
38: * to an object (e.g., adding more than two children to a
39: * <code>SplitPane</code>.
40: */
41: public class IllegalChildException extends RuntimeException {
42:
43: private Component illegalChild;
44: private Component parent;
45:
46: /**
47: * Creates a new <code>IllegalChildException</code>.
48: *
49: * @param parent the parent component
50: * @param illegalChild the child that was attempted to be illegally added
51: */
52: protected IllegalChildException(Component parent,
53: Component illegalChild) {
54: super ("Child \"" + illegalChild
55: + "\" illegally added to component \"" + parent + "\".");
56: this .illegalChild = illegalChild;
57: this .parent = parent;
58: }
59:
60: /**
61: * Returns the illegally added child.
62: *
63: * @return the child
64: */
65: public Component getIllegalChild() {
66: return illegalChild;
67: }
68:
69: /**
70: * Returns the parent component to which the child was to be added.
71: *
72: * @return the parent
73: */
74: public Component getParent() {
75: return parent;
76: }
77: }
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