com.diozero.internal.provider.AbstractInputDevice Maven / Gradle / Ivy
package com.diozero.internal.provider;
/*
* #%L
* Organisation: mattjlewis
* Project: Device I/O Zero - Core
* Filename: AbstractInputDevice.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.DeviceEvent;
import com.diozero.api.InputEventListener;
public abstract class AbstractInputDevice extends AbstractDevice {
private InputEventListener listener;
public AbstractInputDevice(String key, DeviceFactoryInterface deviceFactory) {
super(key, deviceFactory);
}
public void valueChanged(T event) {
if (listener != null) {
listener.valueChanged(event);
}
}
@SuppressWarnings("static-method")
public boolean generatesEvents() {
return false;
}
public final void setListener(InputEventListener listener) {
this.listener = listener;
enableListener();
}
public final void removeListener() {
disableListener();
listener = null;
}
protected void enableListener() {
}
protected void disableListener() {
}
}