- /*
- * Copyright 2001-2004 The Apache Software Foundation
- *
- * Licensed 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.Enumeration;
- import java.util.EventListener;
- import java.util.Vector;
-
- /**
- * @author Daniel F. Savarese
- */
-
- public class ListenerList implements Serializable
- {
- private Vector __listeners;
-
- public ListenerList()
- {
- __listeners = new Vector();
- }
-
- public synchronized void addListener(EventListener listener)
- {
- __listeners.addElement(listener);
- }
-
- public synchronized void removeListener(EventListener listener)
- {
- __listeners.removeElement(listener);
- }
-
- public synchronized Enumeration getListeners()
- {
- return ((Vector)__listeners.clone()).elements();
- }
-
- public int getListenerCount()
- {
- return __listeners.size();
- }
-
- }