com.diozero.internal.provider.mmap.MmapDigitalInputDevice Maven / Gradle / Ivy
package com.diozero.internal.provider.mmap;
/*
* #%L
* Organisation: mattjlewis
* Project: Device I/O Zero - High performance mmap GPIO control
* Filename: MmapDigitalInputDevice.java
*
* This file is part of the diozero project. More information about this project
* can be found at http://www.diozero.com/
* %%
* Copyright (C) 2016 - 2017 mattjlewis
* %%
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
* #L%
*/
import com.diozero.api.GpioEventTrigger;
import com.diozero.api.GpioPullUpDown;
import com.diozero.api.PinInfo;
import com.diozero.internal.provider.MmapGpioInterface;
import com.diozero.internal.provider.sysfs.SysFsDigitalInputDevice;
import com.diozero.util.RuntimeIOException;
public class MmapDigitalInputDevice extends SysFsDigitalInputDevice {
private MmapGpioInterface mmapGpio;
MmapDigitalInputDevice(MmapDeviceFactory deviceFactory, String key, PinInfo pinInfo, GpioPullUpDown pud,
GpioEventTrigger trigger) {
super(deviceFactory, key, pinInfo, trigger);
this.mmapGpio = deviceFactory.getMmapGpio();
mmapGpio.setPullUpDown(gpio, pud);
}
@Override
public boolean getValue() throws RuntimeIOException {
return mmapGpio.gpioRead(gpio);
}
}