actionhook.java

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/*
 *  Copyright 1999-2004 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.coyote;


/**
 * Action hook. Actions represent the callback mechanism used by
 * coyote servlet containers to request operations on the coyote connectors.
 * Some standard actions are defined in ActionCode, however custom
 * actions are permitted.
 *
 * The param object can be used to pass and return informations related with the
 * action.
 * 
 *
 * This interface is typically implemented by ProtocolHandlers, and the param
 * is usually a Request or Response object.
 *
 * @author Remy Maucherat
 */
public interface ActionHook {


    /**
     * Send an action to the connector.
     * 
     * @param actionCode Type of the action
     * @param param Action parameter
     */
    public void action(ActionCode actionCode, Object param);


}