001package com.pi4j.io.gpio.tasks.impl;
002
003/*
004 * #%L
005 * **********************************************************************
006 * ORGANIZATION  :  Pi4J
007 * PROJECT       :  Pi4J :: Java Library (Core)
008 * FILENAME      :  GpioBlinkStopTaskImpl.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 - 2019 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
033import java.util.concurrent.ScheduledFuture;
034
035import com.pi4j.io.gpio.GpioPinDigitalOutput;
036import com.pi4j.io.gpio.PinState;
037
038public class GpioBlinkStopTaskImpl implements Runnable {
039
040    private final GpioPinDigitalOutput pin;
041    private final PinState stopState;
042    private final ScheduledFuture<?> blinkTask;
043
044    public GpioBlinkStopTaskImpl(GpioPinDigitalOutput pin, PinState stopState, ScheduledFuture<?> blinkTask) {
045        this.pin = pin;
046        this.stopState = stopState;
047        this.blinkTask = blinkTask;
048    }
049
050    public void run() {
051        // cancel the blinking task
052        blinkTask.cancel(true);
053
054        // set the pin to the stop blinking state
055        pin.setState(stopState);
056    }
057}