/*
* RED5 Open Source Flash Server - http://code.google.com/p/red5/
*
* Copyright 2006-2012 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.net.rtmp.status;
import java.util.HashMap;
import java.util.Map;
import org.apache.commons.beanutils.BeanMap;
import org.apache.mina.core.buffer.IoBuffer;
import org.red5.io.amf.Output;
import org.red5.io.object.Serializer;
import org.red5.io.utils.HexDump;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.InitializingBean;
/**
* Service that works with status objects.
* Note all status object should aim to be under 128 bytes.
*
* @author The Red5 Project (red5@osflash.org)
* @author Luke Hubbard, Codegent Ltd (luke@codegent.com)
*/
public class StatusObjectService implements StatusCodes, InitializingBean {
/**
* Logger
*/
protected static Logger log = LoggerFactory.getLogger(StatusObjectService.class);
/**
* Serializer
*/
protected Serializer serializer;
/**
* Status objects map
*/
protected Map<String, StatusObject> statusObjects;
/**
* Cached status objects map
*/
protected Map<String, byte[]> cachedStatusObjects;
/**
* Setter for serializer
*
* @param serializer Serializer object
*/
public void setSerializer(Serializer serializer) {
this.serializer = serializer;
}
/**
* Initialization
*/
public void afterPropertiesSet() throws Exception {
log.trace("Loading status objects");
loadStatusObjects();
log.trace("Caching status objects");
cacheStatusObjects();
log.debug("Status service ready");
}
/**
* Creates all status objects and adds them to status objects map
*/
public void loadStatusObjects() {
statusObjects = new HashMap<String, StatusObject>();
statusObjects.put(NC_CALL_FAILED, new StatusObject(NC_CALL_FAILED, StatusObject.ERROR, ""));
statusObjects.put(NC_CALL_BADVERSION, new StatusObject(NC_CALL_BADVERSION, StatusObject.ERROR, ""));
statusObjects.put(NC_CONNECT_APPSHUTDOWN, new StatusObject(NC_CONNECT_APPSHUTDOWN, StatusObject.ERROR, ""));
statusObjects.put(NC_CONNECT_CLOSED, new StatusObject(NC_CONNECT_CLOSED, StatusObject.STATUS, ""));
statusObjects.put(NC_CONNECT_FAILED, new StatusObject(NC_CONNECT_FAILED, StatusObject.ERROR, ""));
statusObjects.put(NC_CONNECT_REJECTED, new StatusObject(NC_CONNECT_REJECTED, StatusObject.ERROR, ""));
statusObjects.put(NC_CONNECT_SUCCESS, new StatusObject(NC_CONNECT_SUCCESS, StatusObject.STATUS, "Connection succeeded."));
statusObjects.put(NC_CONNECT_INVALID_APPLICATION, new StatusObject(NC_CONNECT_INVALID_APPLICATION, StatusObject.ERROR, ""));
statusObjects.put(NS_INVALID_ARGUMENT, new StatusObject(NS_INVALID_ARGUMENT, StatusObject.ERROR, ""));
statusObjects.put(NS_CLEAR_SUCCESS, new StatusObject(NS_CLEAR_SUCCESS, StatusObject.STATUS, ""));
statusObjects.put(NS_CLEAR_FAILED, new StatusObject(NS_CLEAR_FAILED, StatusObject.ERROR, ""));
statusObjects.put(NS_PUBLISH_START, new StatusObject(NS_PUBLISH_START, StatusObject.STATUS, ""));
statusObjects.put(NS_PUBLISH_BADNAME, new StatusObject(NS_PUBLISH_BADNAME, StatusObject.ERROR, ""));
statusObjects.put(NS_FAILED, new StatusObject(NS_FAILED, StatusObject.ERROR, ""));
statusObjects.put(NS_UNPUBLISHED_SUCCESS, new StatusObject(NS_UNPUBLISHED_SUCCESS, StatusObject.STATUS, ""));
statusObjects.put(NS_RECORD_START, new StatusObject(NS_RECORD_START, StatusObject.STATUS, ""));
statusObjects.put(NS_RECORD_NOACCESS, new StatusObject(NS_RECORD_NOACCESS, StatusObject.ERROR, ""));
statusObjects.put(NS_RECORD_STOP, new StatusObject(NS_RECORD_STOP, StatusObject.STATUS, ""));
statusObjects.put(NS_RECORD_FAILED, new StatusObject(NS_RECORD_FAILED, StatusObject.ERROR, ""));
statusObjects.put(NS_PLAY_INSUFFICIENT_BW, new RuntimeStatusObject(NS_PLAY_INSUFFICIENT_BW, StatusObject.WARNING, ""));
statusObjects.put(NS_PLAY_START, new RuntimeStatusObject(NS_PLAY_START, StatusObject.STATUS, ""));
statusObjects.put(NS_PLAY_STREAMNOTFOUND, new RuntimeStatusObject(NS_PLAY_STREAMNOTFOUND, StatusObject.ERROR, ""));
statusObjects.put(NS_PLAY_STOP, new RuntimeStatusObject(NS_PLAY_STOP, StatusObject.STATUS, ""));
statusObjects.put(NS_PLAY_FAILED, new RuntimeStatusObject(NS_PLAY_FAILED, StatusObject.ERROR, ""));
statusObjects.put(NS_PLAY_RESET, new RuntimeStatusObject(NS_PLAY_RESET, StatusObject.STATUS, ""));
statusObjects.put(NS_PLAY_PUBLISHNOTIFY, new RuntimeStatusObject(NS_PLAY_PUBLISHNOTIFY, StatusObject.STATUS, ""));
statusObjects.put(NS_PLAY_UNPUBLISHNOTIFY, new RuntimeStatusObject(NS_PLAY_UNPUBLISHNOTIFY, StatusObject.STATUS, ""));
statusObjects.put(NS_DATA_START, new StatusObject(NS_DATA_START, StatusObject.STATUS, ""));
statusObjects.put(APP_SCRIPT_ERROR, new StatusObject(APP_SCRIPT_ERROR, StatusObject.STATUS, ""));
statusObjects.put(APP_SCRIPT_WARNING, new StatusObject(APP_SCRIPT_WARNING, StatusObject.STATUS, ""));
statusObjects.put(APP_RESOURCE_LOWMEMORY, new StatusObject(APP_RESOURCE_LOWMEMORY, StatusObject.STATUS, ""));
statusObjects.put(APP_SHUTDOWN, new StatusObject(APP_SHUTDOWN, StatusObject.STATUS, ""));
statusObjects.put(APP_GC, new StatusObject(APP_GC, StatusObject.STATUS, ""));
statusObjects.put(NS_PLAY_FILE_STRUCTURE_INVALID, new StatusObject(NS_PLAY_FILE_STRUCTURE_INVALID, StatusObject.ERROR, ""));
statusObjects.put(NS_PLAY_NO_SUPPORTED_TRACK_FOUND, new StatusObject(NS_PLAY_NO_SUPPORTED_TRACK_FOUND, StatusObject.ERROR, ""));
}
/**
* Cache status objects
*/
public void cacheStatusObjects() {
cachedStatusObjects = new HashMap<String, byte[]>();
String statusCode;
IoBuffer out = IoBuffer.allocate(256);
out.setAutoExpand(true);
for (String s : statusObjects.keySet()) {
statusCode = s;
StatusObject statusObject = statusObjects.get(statusCode);
if (statusObject instanceof RuntimeStatusObject) {
continue;
}
serializeStatusObject(out, statusObject);
out.flip();
if (log.isTraceEnabled()) {
log.trace(HexDump.formatHexDump(out.getHexDump()));
}
byte[] cachedBytes = new byte[out.limit()];
out.get(cachedBytes);
out.clear();
cachedStatusObjects.put(statusCode, cachedBytes);
}
out.free();
out = null;
}
/**
* Serializes status object
* @param out Byte buffer for output object
* @param statusObject Status object to serialize
*/
public void serializeStatusObject(IoBuffer out, StatusObject statusObject) {
Map<?, ?> statusMap = new BeanMap(statusObject);
Output output = new Output(out);
serializer.serialize(output, statusMap);
}
/**
* Return status object by code
* @param statusCode Status object code
* @return Status object with given code
*/
public StatusObject getStatusObject(String statusCode) {
return statusObjects.get(statusCode);
}
/**
* Return status object by code as byte array
* @param statusCode Status object code
* @return Status object with given code as byte array
*/
public byte[] getCachedStatusObjectAsByteArray(String statusCode) {
return cachedStatusObjects.get(statusCode);
}
}