com.pi4j.io.serial.tasks.SerialDataEventDispatchTaskImpl Maven / Gradle / Ivy
package com.pi4j.io.serial.tasks;
/*
* #%L
* **********************************************************************
ORGANIZATION : Pi4J
PROJECT : Pi4J :: Java Library (Core)
FILENAME : SerialDataEventDispatchTaskImpl.java
This file is part of the Pi4J project. More information about
this project can be found here: http://www.pi4j.com/
**********************************************************************
* %%
* Copyright (C) 2012 - 2018 Pi4J
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Lesser Public License for more details.
*
* You should have received a copy of the GNU General Lesser Public
* License along with this program. If not, see
* .
* #L%
*/
import com.pi4j.io.serial.SerialDataEvent;
import com.pi4j.io.serial.SerialDataEventListener;
import java.util.ArrayList;
import java.util.Collection;
public class SerialDataEventDispatchTaskImpl implements Runnable {
private final SerialDataEvent event;
private final Collection listeners;
public SerialDataEventDispatchTaskImpl(SerialDataEvent event, Collection listeners) {
this.event = event;
this.listeners = listeners;
}
@Override
public void run() {
// create a copy of the listeners collection
Collection listenersCopy = new ArrayList<>(listeners);
// process event callbacks for serial data listeners
for (SerialDataEventListener listener : listenersCopy) {
if (listener != null) {
listener.dataReceived(event);
}
}
}
}