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Open-source runtime system for component-based implementation of automation solutions with Java

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/**
 * PROJECT   : Elbfisch - java process automation controller (jPac)
 * MODULE    : Event.java
 * VERSION   : -
 * DATE      : -
 * PURPOSE   : 
 * AUTHOR    : Bernd Schuster, MSK Gesellschaft fuer Automatisierung mbH, Schenefeld
 * REMARKS   : -
 * CHANGES   : CH#n   
 *
 * This file is part of the jPac process automation controller.
 * jPac is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * jPac 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 Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with the jPac If not, see .
 */

package org.jpac;

/**
 *
 * @author berndschuster
 * represents an process event implementing an easy to use constructor utilizeing lambda operators
 */
public class Event extends ProcessEvent{
    private EventFiringSupplier eventFiringSupplier;
    
    public Event(EventFiringSupplier eventFiringSupplier){
    	super();
        this.eventFiringSupplier = eventFiringSupplier;
    }
    
    @Override
    public boolean fire() throws ProcessException {
    	boolean f = false;
    	try {
    		f = eventFiringSupplier.get();
    	}
    	catch(Exception exc) {
    		throw new ProcessException("Error occured while evaluating an event : ", exc);
    	}
    	return f;
    }
    
    @FunctionalInterface
    public interface EventFiringSupplier {
        boolean get() throws Exception;
    }
}