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Commons Net example source code file (ListenerList.java)

This example Commons Net source code file (ListenerList.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Commons Net tags/keywords

copyonwritearraylist, copyonwritearraylist, io, iterable, iterator, iterator, listenerlist, listenerlist, serializable, serializable, threading, threads, util

The Commons Net ListenerList.java source code

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.commons.net.util;

import java.io.Serializable;
import java.util.EventListener;
import java.util.Iterator;
import java.util.concurrent.CopyOnWriteArrayList;

/**
 */

public class ListenerList implements Serializable, Iterable<EventListener>
{
    private static final long serialVersionUID = -1934227607974228213L;

    private final CopyOnWriteArrayList<EventListener> __listeners;

    public ListenerList()
    {
        __listeners = new CopyOnWriteArrayList<EventListener>();
    }

    public void addListener(EventListener listener)
    {
            __listeners.add(listener);
    }

    public  void removeListener(EventListener listener)
    {
            __listeners.remove(listener);
    }

    public int getListenerCount()
    {
        return __listeners.size();
    }

    /**
     * Return an {@link Iterator} for the {@link EventListener} instances
     *
     * @since 2.0
     * TODO Check that this is a good defensive strategy
     */
    public Iterator<EventListener> iterator() {
            return __listeners.iterator();
    }

}

Other Commons Net examples (source code examples)

Here is a short list of links related to this Commons Net ListenerList.java source code file:

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