001package com.pi4j.platform;
002
003/*
004 * #%L
005 * **********************************************************************
006 * ORGANIZATION  :  Pi4J
007 * PROJECT       :  Pi4J :: Java Library (Core)
008 * FILENAME      :  PlatformAlreadyAssignedException.java
009 *
010 * This file is part of the Pi4J project. More information about
011 * this project can be found here:  http://www.pi4j.com/
012 * **********************************************************************
013 * %%
014 * Copyright (C) 2012 - 2016 Pi4J
015 * %%
016 * This program is free software: you can redistribute it and/or modify
017 * it under the terms of the GNU Lesser General Public License as
018 * published by the Free Software Foundation, either version 3 of the
019 * License, or (at your option) any later version.
020 *
021 * This program is distributed in the hope that it will be useful,
022 * but WITHOUT ANY WARRANTY; without even the implied warranty of
023 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
024 * GNU General Lesser Public License for more details.
025 *
026 * You should have received a copy of the GNU General Lesser Public
027 * License along with this program.  If not, see
028 * <http://www.gnu.org/licenses/lgpl-3.0.html>.
029 * #L%
030 */
031
032/**
033 * <p>
034 * This exception is thrown if a platform assignment is attempted when a
035 * platform instance has already been assigned.
036 * </p>
037 *
038 * @see <a href="http://www.pi4j.com/">http://www.pi4j.com/</a>
039 * @author Robert Savage (<a
040 *         href="http://www.savagehomeautomation.com">http://www.savagehomeautomation.com</a>)
041 */
042public class PlatformAlreadyAssignedException extends Exception {
043
044    /**
045     * Default Constructor
046     *
047     * @param platform
048     */
049    public PlatformAlreadyAssignedException(Platform platform){
050        super("The Pi4J platform has already been assigned as '" + platform.label() +
051              "'; cannot change platforms once a platform assignment has been made.");
052    }
053}