/*

 * 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.catalina;

/**

 * Interface defining a listener for significant events related to a

 * specific servlet instance, rather than to the Wrapper component that

 * is managing that instance.

 *

 * @author Craig R. McClanahan

 */

public interface InstanceListener {

    /**

     * Acknowledge the occurrence of the specified event.

     *

     * @param event InstanceEvent that has occurred

     */

    public void instanceEvent(InstanceEvent event);

}