nextapp.echo.app.IllegalChildException Maven / Gradle / Ivy
/*
* This file is part of the Echo Web Application Framework (hereinafter "Echo").
* Copyright (C) 2002-2009 NextApp, Inc.
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*/
package nextapp.echo.app;
/**
* An exception thrown when attempting to add a child to the component
* hierarchy where either the parent is incompatible with the child or
* the child is incompatible with the parent. This exception may be thrown
* in cases such as attempting to add children to a component that does not
* support children (e.g., a Label), or adding too many children
* to an object (e.g., adding more than two children to a
* SplitPane.
*/
public class IllegalChildException extends RuntimeException {
/** Serial Version UID. */
private static final long serialVersionUID = 20070101L;
private Component illegalChild;
private Component parent;
/**
* Creates a new IllegalChildException.
*
* @param parent the parent component
* @param illegalChild the child that was attempted to be illegally added
*/
protected IllegalChildException(Component parent, Component illegalChild) {
super("Child \"" + illegalChild + "\" illegally added to component \"" + parent + "\".");
this.illegalChild = illegalChild;
this.parent = parent;
}
/**
* Returns the illegally added child.
*
* @return the child
*/
public Component getIllegalChild() {
return illegalChild;
}
/**
* Returns the parent component to which the child was to be added.
*
* @return the parent
*/
public Component getParent() {
return parent;
}
}