/*_############################################################################
  _## 
  _##  SNMP4J-Agent 3 - ContextListener.java  
  _## 
  _##  Copyright (C) 2005-2025  Frank Fock (SNMP4J.org)
  _##  
  _##  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.snmp4j.agent;

import java.util.*;

/**
 * A {@code ContextListener} can be informed about new contexts or when
 * a context is removed from a system.
 *
 * @author Frank Fock
 * @version 1.0
 */
public interface ContextListener extends EventListener {

    /**
     * A context described by the given event object has been added or removed.
     *
     * @param event a context event object.
     */
    void contextChanged(ContextEvent event);

}
