/*
* 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.jackrabbit.core.observation;
import org.apache.jackrabbit.core.state.ChangeLog;
/**
* Defines an object that prepares and dispatches events. Made into an abstract
* class rather than an interface in order not to exhibit internal methods
* that should not be visible to everybody.
*/
abstract class EventDispatcher {
/**
* Gives this dispatcher the opportunity to prepare the events for
* dispatching.
*
* @param events the {@link EventState}s to prepare.
*/
abstract void prepareEvents(EventStateCollection events);
/**
* Prepares changes that involve deleted item states.
*
* @param events the event state collection.
* @param changes the changes.
*/
abstract void prepareDeleted(EventStateCollection events, ChangeLog changes);
/**
* Dispatches the {@link EventStateCollection events}.
*
* @param events the {@link EventState}s to dispatch.
*/
abstract void dispatchEvents(EventStateCollection events);
}