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/*
 * RED5 Open Source Media Server - https://github.com/Red5/
 * 
 * Copyright 2006-2016 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.stream.message;

import org.red5.server.messaging.AbstractMessage;
import org.red5.server.net.rtmp.RTMPType;
import org.red5.server.net.rtmp.event.IRTMPEvent;

/**
 * RTMP message
 */
public class RTMPMessage extends AbstractMessage {

    private final IRTMPEvent body;

    /**
     * Creates a new rtmp message.
     * 
     * @param body
     *            value to set for property 'body'
     */
    private RTMPMessage(IRTMPEvent body) {
        this.body = body;
        this.setMessageType(RTMPType.valueOf(body.getDataType()));
    }

    /**
     * Creates a new rtmp message.
     * 
     * @param body
     *            value to set for property 'body'
     * @param eventTime
     *            updated timestamp
     */
    private RTMPMessage(IRTMPEvent body, int eventTime) {
        this.body = body;
        this.body.setTimestamp(eventTime);
        this.setMessageType(RTMPType.valueOf(body.getDataType()));
    }

    /**
     * Return RTMP message body
     *
     * @return Value for property 'body'.
     */
    public IRTMPEvent getBody() {
        return body;
    }

    /**
     * Builder for RTMPMessage.
     * 
     * @param body
     *            event data
     * @return Immutable RTMPMessage
     */
    public final static RTMPMessage build(IRTMPEvent body) {
        RTMPMessage msg = new RTMPMessage(body);
        msg.body.setSourceType(body.getSourceType());
        return msg;
    }

    /**
     * Builder for RTMPMessage.
     * 
     * @param body
     *            event data
     * @param eventTime
     *            time value to set on the event body
     * @return Immutable RTMPMessage
     */
    public final static RTMPMessage build(IRTMPEvent body, int eventTime) {
        RTMPMessage msg = new RTMPMessage(body, eventTime);
        msg.body.setSourceType(body.getSourceType());
        return msg;
    }

    /**
     * Builder for RTMPMessage.
     * 
     * @param body
     *            event data
     * @param sourceType
     *            live or vod
     * @return Immutable RTMPMessage
     */
    public final static RTMPMessage build(IRTMPEvent body, byte sourceType) {
        RTMPMessage msg = new RTMPMessage(body);
        msg.body.setSourceType(sourceType);
        return msg;
    }

}