001package com.pi4j.io.gpio;
002
003/*
004 * #%L
005 * **********************************************************************
006 * ORGANIZATION  :  Pi4J
007 * PROJECT       :  Pi4J :: Java Library (Core)
008 * FILENAME      :  PinEdge.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 - 2015 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 * Pin edge definition.
034 *
035 * @author Robert Savage (<a
036 *         href="http://www.savagehomeautomation.com">http://www.savagehomeautomation.com</a>)
037 */
038@SuppressWarnings("unused")
039public enum PinEdge {
040
041    NONE(0, "none"), 
042    BOTH(1, "both"),
043    RISING(2, "rising"), 
044    FALLING(3, "falling");
045
046    private final int value;
047    private final String name;
048
049    private PinEdge(int value, String name) {
050        this.value = value;
051        this.name = name;
052    }
053
054    public int getValue() {
055        return value;
056    }
057
058    public String getName() {
059        return name;
060    }
061    
062    @Override
063    public String toString() {
064        return name;        
065    }    
066    
067    public static PinEdge getEdge(int edge) {
068        for (PinEdge item : PinEdge.values()) {
069            if (item.getValue() == edge) {
070                return item;
071            }
072        }
073        return null;
074    }
075}
076