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Classes common for multiple red5 projects

There is a newer version: 2.0.12

/*
 * RED5 Open Source Media Server - https://github.com/Red5/ Copyright 2006-2023 by respective authors (see below). All rights reserved. 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.red5.server.so;

import java.util.Set;

import org.red5.server.net.rtmp.event.IRTMPEvent;

/**
 * Shared object message
 */
public interface ISharedObjectMessage extends IRTMPEvent {

    /**
     * Returns the name of the shared object this message belongs to.
     *
     * @return name of the shared object
     */
    public String getName();

    /**
     * Returns the version to modify.
     *
     * @return version to modify
     */
    public int getVersion();

    /**
     * Does the message affect a persistent shared object?
     *
     * @return true if a persistent shared object should be updated otherwise false
     */
    public boolean isPersistent();

    /**
     * Returns a set of ISharedObjectEvent objects containing informations what to change.
     *
     * @return set of ISharedObjectEvents
     */
    public Set getEvents();

    /**
     * Addition event handler
     *
     * @param type Event type
     * @param key Handler key
     * @param value Event value (like arguments)
     * @return true if event is added and false if it is not added
     */
    public boolean addEvent(ISharedObjectEvent.Type type, String key, Object value);

    /**
     * Add event handler
     *
     * @param event SO event
     * @return true if event is added and false if it is not added
     */
    public boolean addEvent(ISharedObjectEvent event);

    /**
     * Clear shared object
     */
    public void clear();

    /**
     * Is empty?
     *
     * @return true if shared object is empty, false otherwise
     */
    public boolean isEmpty();

}