org.openksavi.sponge.rpi.pi4j.Pi4JPlugin Maven / Gradle / Ivy
/*
* Copyright 2016-2018 The Sponge authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.openksavi.sponge.rpi.pi4j;
import com.pi4j.io.gpio.GpioController;
import com.pi4j.io.gpio.GpioFactory;
import org.openksavi.sponge.java.JPlugin;
/**
* Pi4J plugin.
*/
public class Pi4JPlugin extends JPlugin {
/** The default name of this plugin. */
public static final String DEFAULT_PLUGIN_NAME = "pi4j";
private GpioController gpio;
private boolean shouldShutdownGpio = false;
/**
* Creates a new Pi4J plugin.
*/
public Pi4JPlugin() {
setName(DEFAULT_PLUGIN_NAME);
}
/**
* Creates a new Pi4J plugin.
*
* @param name the plugin name.
*/
public Pi4JPlugin(String name) {
super(name);
}
/**
* Starts up this plugin.
*/
@Override
public void onStartup() {
if (gpio == null) {
gpio = GpioFactory.getInstance();
}
}
/**
* Shuts down the plugin.
*/
@Override
public void onShutdown() {
if (gpio != null && shouldShutdownGpio) {
gpio.shutdown();
}
}
public GpioController getGpio() {
return gpio;
}
public void setGpio(GpioController gpio) {
this.gpio = gpio;
}
public boolean isShouldShutdownGpio() {
return shouldShutdownGpio;
}
public void setShouldShutdownGpio(boolean shouldShutdownGpio) {
this.shouldShutdownGpio = shouldShutdownGpio;
}
}