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package org.apidesign.openfixed;

import java.util.List;

import java.util.concurrent.CopyOnWriteArrayList;

import org.apidesign.openfixed.Calculator.EventSupport;

/**

 *

 * @author Jaroslav Tulach <jtulach@netbeans.org>

 */

final class TrivialEventSupport implements EventSupport {

    List<ModificationListener> listener = new CopyOnWriteArrayList<ModificationListener>();

    TrivialEventSupport() {

    }

    // BEGIN: openfixed.trivial

    @Override

    public void fireModificationEvent(ModificationEvent ev) {

        for (ModificationListener l : listener) {

            l.modification(ev);

        }

    }

    // END: openfixed.trivial

    @Override

    public void add(ModificationListener l) {

        listener.add(l);

    }

    @Override

    public void remove(ModificationListener l) {

        listener.remove(l);

    }

}