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package com.diozero.internal.provider;
/*
* #%L
* Organisation: mattjlewis
* Project: Device I/O Zero - Core
* Filename: GpioDeviceFactoryInterface.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.DeviceAlreadyOpenedException;
import com.diozero.api.DeviceMode;
import com.diozero.api.GpioEventTrigger;
import com.diozero.api.GpioPullUpDown;
import com.diozero.api.InvalidModeException;
import com.diozero.api.PinInfo;
import com.diozero.util.RuntimeIOException;
public interface GpioDeviceFactoryInterface extends DeviceFactoryInterface {
default GpioDigitalInputDeviceInterface provisionDigitalInputDevice(int gpio, GpioPullUpDown pud,
GpioEventTrigger trigger) throws RuntimeIOException {
PinInfo pin_info = getBoardPinInfo().getByGpioNumber(gpio);
if (pin_info == null || !pin_info.isSupported(DeviceMode.DIGITAL_INPUT)) {
throw new InvalidModeException("Invalid mode (digital input) for GPIO " + gpio);
}
String key = createPinKey(pin_info);
// Check if this pin is already provisioned
if (isDeviceOpened(key)) {
throw new DeviceAlreadyOpenedException("Device " + key + " is already in use");
}
GpioDigitalInputDeviceInterface device = createDigitalInputDevice(key, pin_info, pud, trigger);
deviceOpened(device);
return device;
}
default GpioDigitalOutputDeviceInterface provisionDigitalOutputDevice(int gpio, boolean initialValue)
throws RuntimeIOException {
PinInfo pin_info = getBoardPinInfo().getByGpioNumber(gpio);
if (pin_info == null || ! pin_info.isSupported(DeviceMode.DIGITAL_OUTPUT)) {
throw new InvalidModeException("Invalid mode (digital output) for GPIO " + gpio);
}
String key = createPinKey(pin_info);
// Check if this pin is already provisioned
if (isDeviceOpened(key)) {
throw new DeviceAlreadyOpenedException("Device " + key + " is already in use");
}
GpioDigitalOutputDeviceInterface device = createDigitalOutputDevice(key, pin_info, initialValue);
deviceOpened(device);
return device;
}
default GpioDigitalInputOutputDeviceInterface provisionDigitalInputOutputDevice(int gpio, DeviceMode mode) throws RuntimeIOException {
PinInfo pin_info = getBoardPinInfo().getByGpioNumber(gpio);
if (pin_info == null || ! pin_info.getModes().containsAll(PinInfo.DIGITAL_IN_OUT)) {
throw new InvalidModeException("Invalid mode (digital input/output) for GPIO " + gpio);
}
if (mode != DeviceMode.DIGITAL_INPUT && mode != DeviceMode.DIGITAL_OUTPUT) {
throw new InvalidModeException("Invalid mode, must be DIGITAL_INPUT or DIGITAL_OUTPUT");
}
String key = createPinKey(pin_info);
// Check if this pin is already provisioned
if (isDeviceOpened(key)) {
throw new DeviceAlreadyOpenedException("Device " + key + " is already in use");
}
GpioDigitalInputOutputDeviceInterface device = createDigitalInputOutputDevice(key, pin_info, mode);
deviceOpened(device);
return device;
}
GpioDigitalInputDeviceInterface createDigitalInputDevice(String key, PinInfo pinInfo, GpioPullUpDown pud, GpioEventTrigger trigger);
GpioDigitalOutputDeviceInterface createDigitalOutputDevice(String key, PinInfo pinInfo, boolean initialValue);
GpioDigitalInputOutputDeviceInterface createDigitalInputOutputDevice(String key, PinInfo pinInfo, DeviceMode mode);
}
