001package com.pi4j.io.spi;
002
003/*
004 * #%L
005 * **********************************************************************
006 * ORGANIZATION  :  Pi4J
007 * PROJECT       :  Pi4J :: Java Library (Core)
008 * FILENAME      :  SpiChannel.java
009 *
010 * This file is part of the Pi4J project. More information about
011 * this project can be found here:  https://www.pi4j.com/
012 * **********************************************************************
013 * %%
014 * Copyright (C) 2012 - 2021 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
032public enum SpiChannel {
033    CS0(0), CS1(1);
034
035    private final short channel;
036
037    private SpiChannel(int channel) {
038        this.channel = (short) channel;
039    }
040
041    public short getChannel() {
042        return channel;
043    }
044
045    public static SpiChannel getByNumber(short channelNumber){
046        return getByNumber((int)channelNumber);
047    }
048
049    public static SpiChannel getByNumber(int channelNumber){
050        for(SpiChannel channel : SpiChannel.values()){
051            if(channel.getChannel() == channelNumber){
052                return channel;
053            }
054        }
055        return null;
056    }
057
058}