/**
* Retransmits a packet to {@link #channel}. If the destination supports the RTX format, the
* packet will be encapsulated in RTX, otherwise, the packet will be retransmitted as-is.
*
* @param pkt the packet to retransmit.
* @param after the {@code TransformEngine} in the chain of {@code TransformEngine}s of the
* associated {@code MediaStream} after which the injection of {@code pkt} is to begin
* @return {@code true} if the packet was successfully retransmitted, {@code false} otherwise.
*/
public boolean retransmit(RawPacket pkt, TransformEngine after) {
boolean destinationSupportsRtx = channel.getRtxPayloadType() != -1;
boolean retransmitPlain;
if (destinationSupportsRtx) {
long rtxSsrc = getPairedSsrc(pkt.getSSRC());
if (rtxSsrc == -1) {
logger.warn("Cannot find SSRC for RTX, retransmitting plain.");
retransmitPlain = true;
} else {
retransmitPlain = !encapsulateInRtxAndTransmit(pkt, rtxSsrc);
}
} else {
retransmitPlain = true;
}
if (retransmitPlain) {
MediaStream mediaStream = channel.getStream();
if (mediaStream != null) {
try {
mediaStream.injectPacket(pkt, /* data */ true, after);
} catch (TransmissionFailedException tfe) {
logger.warn("Failed to retransmit a packet.");
return false;
}
}
}
return true;
}
/**
* Checks whether RTP packets from {@code sourceChannel} should be forwarded to {@link #channel}.
*
* @param sourceChannel the channel.
* @return {@code true} iff RTP packets from {@code sourceChannel} should be forwarded to {@link
* #channel}.
*/
public boolean isForwarded(Channel sourceChannel) {
if (lastN < 0 && currentLastN < 0) {
// If Last-N is disabled, we forward everything.
return true;
}
if (sourceChannel == null) {
logger.warn("Invalid sourceChannel: null.");
return false;
}
Endpoint channelEndpoint = sourceChannel.getEndpoint();
if (channelEndpoint == null) {
logger.warn("sourceChannel has no endpoint.");
return false;
}
if (forwardedEndpoints == INITIAL_EMPTY_LIST) {
// LastN is enabled, but we haven't yet initialized the list of
// endpoints in the conference.
initializeConferenceEndpoints();
}
// This may look like a place to optimize, because we query an unordered
// list (in O(n)) and it executes on each video packet if lastN is
// enabled. However, the size of forwardedEndpoints is restricted to
// lastN and so small enough that it is not worth optimizing.
return forwardedEndpoints.contains(channelEndpoint.getID());
}
public final boolean assertInstanceOf(String $label, Class<?> $klass, Object $obj) {
if ($obj == null) {
$unitFailures++;
$log.warn(
messageFail(
$label, "null is never an instance of anything, and certainly not " + $klass + "."),
new AssertionFailed());
return false;
}
try {
$klass.cast($obj);
$log.debug(
messagePass(
$label,
"\""
+ $obj.getClass().getCanonicalName()
+ "\" is an instance of \""
+ $klass.getCanonicalName()
+ "\""));
return true;
} catch (ClassCastException $e) {
$unitFailures++;
$log.warn(messageFail($label, $e.getMessage() + "."), new AssertionFailed());
return false;
}
}
/**
* Place to put some hacks if needed on incoming requests.
*
* @param event the incoming request event.
* @return status <code>true</code> if we don't need to process this message, just discard it and
* <code>false</code> otherwise.
*/
private boolean applyNonConformanceHacks(RequestEvent event) {
Request request = event.getRequest();
try {
/*
* Max-Forwards is required, yet there are UAs which do not
* place it. SipProvider#getNewServerTransaction(Request)
* will throw an exception in the case of a missing
* Max-Forwards header and this method will eventually just
* log it thus ignoring the whole event.
*/
if (request.getHeader(MaxForwardsHeader.NAME) == null) {
// it appears that some buggy providers do send requests
// with no Max-Forwards headers, as we are at application level
// and we know there will be no endless loops
// there is no problem of adding headers and process normally
// this messages
MaxForwardsHeader maxForwards =
SipFactory.getInstance().createHeaderFactory().createMaxForwardsHeader(70);
request.setHeader(maxForwards);
}
} catch (Throwable ex) {
logger.warn("Cannot apply incoming request modification!", ex);
}
try {
// using asterisk voice mail initial notify for messages
// is ok, but on the fly received messages their notify comes
// without subscription-state, so we add it in order to be able to
// process message.
if (request.getMethod().equals(Request.NOTIFY)
&& request.getHeader(EventHeader.NAME) != null
&& ((EventHeader) request.getHeader(EventHeader.NAME))
.getEventType()
.equals(OperationSetMessageWaitingSipImpl.EVENT_PACKAGE)
&& request.getHeader(SubscriptionStateHeader.NAME) == null) {
request.addHeader(
new HeaderFactoryImpl().createSubscriptionStateHeader(SubscriptionStateHeader.ACTIVE));
}
} catch (Throwable ex) {
logger.warn("Cannot apply incoming request modification!", ex);
}
try {
// receiving notify message without subscription state
// used for keep-alive pings, they have done their job
// and are no more need. Skip processing them to avoid
// filling logs with unneeded exceptions.
if (request.getMethod().equals(Request.NOTIFY)
&& request.getHeader(SubscriptionStateHeader.NAME) == null) {
return true;
}
} catch (Throwable ex) {
logger.warn("Cannot apply incoming request modification!", ex);
}
return false;
}
/**
* Downloads a Bundle file for a given bundle id.
*
* @param request HttpRequest
* @param response HttpResponse
* @throws IOException If fails sending back to the user response information
*/
public void downloadBundle(HttpServletRequest request, HttpServletResponse response)
throws IOException {
try {
if (!APILocator.getLayoutAPI()
.doesUserHaveAccessToPortlet("EXT_CONTENT_PUBLISHING_TOOL", getUser())) {
response.sendError(401);
return;
}
} catch (DotDataException e1) {
Logger.error(RemotePublishAjaxAction.class, e1.getMessage(), e1);
response.sendError(401);
return;
}
Map<String, String> map = getURIParams();
response.setContentType("application/x-tgz");
String bid = map.get("bid");
PublisherConfig config = new PublisherConfig();
config.setId(bid);
File bundleRoot = BundlerUtil.getBundleRoot(config);
ArrayList<File> list = new ArrayList<File>(1);
list.add(bundleRoot);
File bundle =
new File(bundleRoot + File.separator + ".." + File.separator + config.getId() + ".tar.gz");
if (!bundle.exists()) {
response.sendError(500, "No Bundle Found");
return;
}
response.setHeader("Content-Disposition", "attachment; filename=" + config.getId() + ".tar.gz");
BufferedInputStream in = null;
try {
in = new BufferedInputStream(new FileInputStream(bundle));
byte[] buf = new byte[4096];
int len;
while ((len = in.read(buf, 0, buf.length)) != -1) {
response.getOutputStream().write(buf, 0, len);
}
} catch (Exception e) {
Logger.warn(this.getClass(), "Error Downloading Bundle.", e);
} finally {
try {
in.close();
} catch (Exception ex) {
Logger.warn(this.getClass(), "Error Closing Stream.", ex);
}
}
return;
}
/**
* Returns {@code true} if a specific RED packet contains multiple blocks;
* {@code false}, otherwise.
*
* @param buffer the byte buffer that contains the RED payload.
* @param offset the offset in the buffer where the RED payload begins.
* @param length the length of the RED payload.
* @return {@code true if {@pkt} contains multiple RED blocks; otherwise,
* {@code false}
*/
public static boolean isMultiBlock(byte[] buffer, int offset, int length) {
if (buffer == null || buffer.length == 0) {
logger.warn("The buffer appears to be empty.");
return false;
}
if (offset < 0 || buffer.length <= offset) {
logger.warn("Prevented array out of bounds exception.");
return false;
}
return (buffer[offset] & 0x80) != 0;
}
/**
* Restarts the recording for a specific SSRC.
*
* @param ssrc the SSRC for which to restart recording. RTP packet of the new recording).
*/
private void resetRecording(long ssrc, long timestamp) {
ReceiveStreamDesc receiveStream = findReceiveStream(ssrc);
// we only restart audio recordings
if (receiveStream != null && receiveStream.format instanceof AudioFormat) {
String newFilename = getNextFilename(path + "/" + ssrc, AUDIO_FILENAME_SUFFIX);
// flush the buffer contained in the MP3 encoder
String s = "trying to flush ssrc=" + ssrc;
Processor p = receiveStream.processor;
if (p != null) {
s += " p!=null";
for (TrackControl tc : p.getTrackControls()) {
Object o = tc.getControl(FlushableControl.class.getName());
if (o != null) ((FlushableControl) o).flush();
}
}
if (logger.isInfoEnabled()) {
logger.info("Restarting recording for SSRC=" + ssrc + ". New filename: " + newFilename);
}
receiveStream.dataSink.close();
receiveStream.dataSink = null;
// flush the FMJ jitter buffer
// DataSource ds = receiveStream.receiveStream.getDataSource();
// if (ds instanceof net.sf.fmj.media.protocol.rtp.DataSource)
// ((net.sf.fmj.media.protocol.rtp.DataSource)ds).flush();
receiveStream.filename = newFilename;
try {
receiveStream.dataSink =
Manager.createDataSink(
receiveStream.dataSource, new MediaLocator("file:" + newFilename));
} catch (NoDataSinkException ndse) {
logger.warn("Could not reset recording for SSRC=" + ssrc + ": " + ndse);
removeReceiveStream(receiveStream, false);
}
try {
receiveStream.dataSink.open();
receiveStream.dataSink.start();
} catch (IOException ioe) {
logger.warn("Could not reset recording for SSRC=" + ssrc + ": " + ioe);
removeReceiveStream(receiveStream, false);
}
audioRecordingStarted(ssrc, timestamp);
}
}
/**
* Receives options requests and replies with an OK response containing methods that we support.
*
* @param requestEvent the incoming options request.
* @return <tt>true</tt> if request has been successfully processed, <tt>false</tt> otherwise
*/
@Override
public boolean processRequest(RequestEvent requestEvent) {
Response optionsOK = null;
try {
optionsOK =
provider.getMessageFactory().createResponse(Response.OK, requestEvent.getRequest());
// add to the allows header all methods that we support
for (String method : provider.getSupportedMethods()) {
// don't support REGISTERs
if (!method.equals(Request.REGISTER))
optionsOK.addHeader(provider.getHeaderFactory().createAllowHeader(method));
}
Iterable<String> knownEventsList = provider.getKnownEventsList();
synchronized (knownEventsList) {
for (String event : knownEventsList)
optionsOK.addHeader(provider.getHeaderFactory().createAllowEventsHeader(event));
}
} catch (ParseException ex) {
// What else could we do apart from logging?
logger.warn("Failed to create an incoming OPTIONS request", ex);
return false;
}
try {
SipStackSharing.getOrCreateServerTransaction(requestEvent).sendResponse(optionsOK);
} catch (TransactionUnavailableException ex) {
// this means that we received an OPTIONS request outside the scope
// of a transaction which could mean that someone is simply sending
// us b****hit to keep a NAT connection alive, so let's not get too
// excited.
if (logger.isInfoEnabled())
logger.info("Failed to respond to an incoming " + "transactionless OPTIONS request");
if (logger.isTraceEnabled()) logger.trace("Exception was:", ex);
return false;
} catch (InvalidArgumentException ex) {
// What else could we do apart from logging?
logger.warn("Failed to send an incoming OPTIONS request", ex);
return false;
} catch (SipException ex) {
// What else could we do apart from logging?
logger.warn("Failed to send an incoming OPTIONS request", ex);
return false;
}
return true;
}
/**
* Tries to find an SSRC paired with {@code ssrc} in an FID group in one of the channels from
* {@link #channel}'s {@code Content}. Returns -1 on failure.
*
* @param pkt the {@code RawPacket} that holds the RTP packet for which to find a paired SSRC.
* @return An SSRC paired with {@code ssrc} in an FID group, or -1.
*/
private long getRtxSsrc(RawPacket pkt) {
StreamRTPManager receiveRTPManager =
channel.getStream().getRTPTranslator().findStreamRTPManagerByReceiveSSRC(pkt.getSSRC());
MediaStreamTrackReceiver receiver = null;
if (receiveRTPManager != null) {
MediaStream receiveStream = receiveRTPManager.getMediaStream();
if (receiveStream != null) {
receiver = receiveStream.getMediaStreamTrackReceiver();
}
}
if (receiver == null) {
return -1;
}
RTPEncoding encoding = receiver.resolveRTPEncoding(pkt);
if (encoding == null) {
logger.warn(
"encoding_not_found"
+ ",stream_hash="
+ channel.getStream().hashCode()
+ " ssrc="
+ pkt.getSSRCAsLong());
return -1;
}
return encoding.getRTXSSRC();
}
/** {@inheritDoc} */
@Override
public RawPacket transform(RawPacket pkt) {
if (pkt == null) {
return pkt;
}
RTCPCompoundPacket inPacket;
try {
inPacket =
(RTCPCompoundPacket)
parser.parse(pkt.getBuffer(), pkt.getOffset(), pkt.getLength());
} catch (BadFormatException e) {
logger.warn("Failed to terminate an RTCP packet. " + "Dropping packet.");
return null;
}
// Update our RTCP stats map (timestamps). This operation is
// read-only.
remoteClockEstimator.apply(inPacket);
cnameRegistry.update(inPacket);
// Remove SRs and RRs from the RTCP packet.
pkt = feedbackGateway.gateway(inPacket);
return pkt;
}
/** Allow some code to run very early in Play - Use with caution ! */
public static void initStaticStuff() {
// Play! plugings
Enumeration<URL> urls = null;
try {
urls = Play.class.getClassLoader().getResources("play.static");
} catch (Exception e) {
}
while (urls != null && urls.hasMoreElements()) {
URL url = urls.nextElement();
try {
BufferedReader reader =
new BufferedReader(new InputStreamReader(url.openStream(), "utf-8"));
String line = null;
while ((line = reader.readLine()) != null) {
try {
Class.forName(line);
} catch (Exception e) {
Logger.warn("! Cannot init static: " + line);
}
}
} catch (Exception ex) {
Logger.error(ex, "Cannot load %s", url);
}
}
}
public static void save(Project project) {
System.out.println("---> " + project.isPersistent());
Logger.warn("Next warning is intended!");
project.save();
validation.keep();
show(project.id);
}
protected List<MappingWithDirection> findApplicable(MappingKey key) {
ArrayList<MappingWithDirection> result = new ArrayList<MappingWithDirection>();
for (ParsedMapping pm : mappings) {
if ((pm.mappingCase == null && key.mappingCase == null)
^ (pm.mappingCase != null && pm.mappingCase.equals(key.mappingCase))) {
if (pm.sideA.isAssignableFrom(key.source) && pm.sideB.isAssignableFrom(key.target))
result.add(new MappingWithDirection(pm, true));
else if (pm.sideB.isAssignableFrom(key.source) && pm.sideA.isAssignableFrom(key.target))
result.add(new MappingWithDirection(pm, false));
}
}
if (!result.isEmpty()) {
Collections.sort(result, new MappingComparator(key.target));
} else if (automappingEnabled) {
logger.info(
"Could not find applicable mappings between {} and {}. A mapping will be created using automapping facility",
key.source.getName(),
key.target.getName());
ParsedMapping pm = new Mapping(key.source, key.target, this).automap().parse();
logger.debug("Automatically created {}", pm);
mappings.add(pm);
result.add(new MappingWithDirection(pm, true));
} else
logger.warn(
"Could not find applicable mappings between {} and {}!",
key.source.getName(),
key.target.getName());
return result;
}
private void removeReceiveStream(ReceiveStreamDesc receiveStream, boolean emptyJB) {
if (receiveStream.format instanceof VideoFormat) {
rtpConnector.packetBuffer.disable(receiveStream.ssrc);
emptyPacketBuffer(receiveStream.ssrc);
}
if (receiveStream.dataSink != null) {
try {
receiveStream.dataSink.stop();
} catch (IOException e) {
logger.error("Failed to stop DataSink " + e);
}
receiveStream.dataSink.close();
}
if (receiveStream.processor != null) {
receiveStream.processor.stop();
receiveStream.processor.close();
}
DataSource dataSource = receiveStream.receiveStream.getDataSource();
if (dataSource != null) {
try {
dataSource.stop();
} catch (IOException ioe) {
logger.warn("Failed to stop DataSource");
}
dataSource.disconnect();
}
synchronized (receiveStreams) {
receiveStreams.remove(receiveStream);
}
}
/**
* 返回响应结果
*
* @param response
* @return
*/
public static RestResponse returnResponse(
BaseRestRequest request,
RestResponse response,
RestServiceMapping serviceMapping,
RestServiceConfiguration configuration) {
String cmd = request.getRestRequest().getCmd();
// 调用后置拦截器
List<RestRequestAfterInterceptor> requestAfterInterceptors =
configuration.getRequestAfterInterceptors();
for (RestRequestAfterInterceptor requestInterceptor : requestAfterInterceptors) {
String requestInterceptorName = requestInterceptor.getName();
logger.debug(
"REST_AFTER_INTERCEPTOR_START, cmd: {}, name: {}",
cmd,
requestInterceptorName + "|" + requestInterceptor.getClass().getName());
try {
requestInterceptor.setConfiguration(configuration);
requestInterceptor.execute(serviceMapping, request, response);
} catch (Exception e) {
response.setException(e);
logger.warn("执行拦截器 {} 失败", requestInterceptorName, e);
}
logger.debug(
"REST_AFTER_INTERCEPTOR_COMPLETE， cmd: {}, name: {}",
cmd,
requestInterceptorName + "|" + requestInterceptor.getClass().getName());
}
return response;
}
/**
* Process candidates received.
*
* @param sessionInitIQ The {@link SessionIQ} that created the session we are handling here
*/
public void processCandidates(SessionIQ sessionInitIQ) {
Collection<PacketExtension> extensions = sessionInitIQ.getExtensions();
List<GTalkCandidatePacketExtension> candidates = new ArrayList<GTalkCandidatePacketExtension>();
for (PacketExtension ext : extensions) {
if (ext.getElementName().equalsIgnoreCase(GTalkCandidatePacketExtension.ELEMENT_NAME)) {
GTalkCandidatePacketExtension cand = (GTalkCandidatePacketExtension) ext;
candidates.add(cand);
}
}
try {
getMediaHandler().processCandidates(candidates);
} catch (OperationFailedException ofe) {
logger.warn("Failed to process an incoming candidates", ofe);
// send an error response
String reasonText = "Error: " + ofe.getMessage();
SessionIQ errResp =
GTalkPacketFactory.createSessionTerminate(
sessionInitIQ.getTo(),
sessionInitIQ.getFrom(),
sessionInitIQ.getID(),
Reason.GENERAL_ERROR,
reasonText);
getMediaHandler().getTransportManager().close();
setState(CallPeerState.FAILED, reasonText);
getProtocolProvider().getConnection().sendPacket(errResp);
return;
}
// HACK for FreeSwitch that send accept message before sending
// candidates
if (sessAcceptedWithNoCands != null) {
if (isInitiator()) {
try {
answer();
} catch (OperationFailedException e) {
logger.info("Failed to answer call (FreeSwitch hack)");
}
} else {
final SessionIQ sess = sessAcceptedWithNoCands;
sessAcceptedWithNoCands = null;
// run in another thread to not block smack receive thread and
// possibly delay others candidates messages.
new Thread() {
@Override
public void run() {
processSessionAccept(sess);
}
}.start();
}
sessAcceptedWithNoCands = null;
}
}
public final boolean assertEquals(String $label, float $expected, float $actual) {
if ($expected != $actual) {
$unitFailures++;
$log.warn(messageFail($label, $expected, $actual), new AssertionFailed());
return false;
}
$log.debug(messagePass($label, $expected, $actual));
return true;
}
public final boolean assertNotSame(String $label, Object $expected, Object $actual) {
if ($expected == $actual) {
$unitFailures++;
$log.warn(messageFailNot($label, $expected, $actual), new AssertionFailed());
return false;
}
$log.debug(messagePassNot($label, $expected, $actual));
return true;
}
public final boolean assertEquals(String $label, long $expected, long $actual, long $margin) {
if (Math.abs($expected - $actual) <= $margin) {
$unitFailures++;
$log.warn(messageFail($label, $expected, $actual, $margin), new AssertionFailed());
return false;
}
$log.debug(messagePass($label, $expected, $actual, $margin));
return true;
}
/**
* Iterate through all the <tt>ReceiveStream</tt>s that this <tt>MediaStream</tt> has and make
* <tt>RTCPReportBlock</tt>s for all of them.
*
* @param time
* @return
*/
private RTCPReportBlock[] makeRTCPReportBlocks(long time) {
MediaStream stream = getStream();
// State validation.
if (stream == null) {
logger.warn("stream is null.");
return MIN_RTCP_REPORTS_BLOCKS_ARRAY;
}
StreamRTPManager streamRTPManager = stream.getStreamRTPManager();
if (streamRTPManager == null) {
logger.warn("streamRTPManager is null.");
return MIN_RTCP_REPORTS_BLOCKS_ARRAY;
}
Collection<ReceiveStream> receiveStreams = streamRTPManager.getReceiveStreams();
if (receiveStreams == null || receiveStreams.size() == 0) {
logger.info("There are no receive streams to build report " + "blocks for.");
return MIN_RTCP_REPORTS_BLOCKS_ARRAY;
}
SSRCCache cache = streamRTPManager.getSSRCCache();
if (cache == null) {
logger.info("cache is null.");
return MIN_RTCP_REPORTS_BLOCKS_ARRAY;
}
// Create the return object.
Collection<RTCPReportBlock> rtcpReportBlocks = new ArrayList<RTCPReportBlock>();
// Populate the return object.
for (ReceiveStream receiveStream : receiveStreams) {
// Dig into the guts of FMJ and get the stats for the current
// receiveStream.
SSRCInfo info = cache.cache.get((int) receiveStream.getSSRC());
if (!info.ours && info.sender) {
RTCPReportBlock rtcpReportBlock = info.makeReceiverReport(time);
rtcpReportBlocks.add(rtcpReportBlock);
}
}
return rtcpReportBlocks.toArray(new RTCPReportBlock[rtcpReportBlocks.size()]);
}
@Override
public REDBlock next() {
if (!hasNext()) {
throw new NoSuchElementException();
}
cntRemainingBlocks--;
if (buffer == null || buffer.length <= offNextBlockHeader) {
logger.warn("Prevented an array out of bounds exception.");
return null;
}
byte blockPT = (byte) (buffer[offNextBlockHeader] & 0x7f);
int blockLen;
if (hasNext()) {
if (buffer.length < offNextBlockHeader + 4) {
logger.warn("Prevented an array out of bounds exception.");
return null;
}
// 0 1 2 3
// 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
// +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
// |F| block PT | timestamp offset | block length |
// +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
blockLen =
(buffer[offNextBlockHeader + 2] & 0x03) << 8 | (buffer[offNextBlockHeader + 3] & 0xFF);
offNextBlockHeader += 4; // next RED header
offNextBlockPayload += blockLen;
} else {
// 0 1 2 3 4 5 6 7
// +-+-+-+-+-+-+-+-+
// |0| Block PT |
// +-+-+-+-+-+-+-+-+
blockLen = length - (offNextBlockPayload + 1);
offNextBlockHeader = -1;
offNextBlockPayload = -1;
}
return new REDBlock(buffer, offNextBlockPayload, blockLen, blockPT);
}
/**
* Gets the first RED block in the RED payload.
*
* @param buffer the byte buffer that contains the RED payload.
* @param offset the offset in the buffer where the RED payload begins.
* @param length the length of the RED payload.
* @return the primary RED block if it exists, null otherwise.
*/
public static REDBlock getPrimaryBlock(byte[] buffer, int offset, int length) {
// Chrome is typically sending RED packets with a single block carrying
// either VP8 or FEC. This is unusual, and probably wrong as it messes
// up the sequence numbers and packet loss computations but it's just
// the way it is. Here we detect this situation and avoid looping
// through the blocks if there is a single block.
if (isMultiBlock(buffer, offset, length)) {
REDBlock block = null;
REDBlockIterator redBlockIterator = new REDBlockIterator(buffer, offset, length);
while (redBlockIterator.hasNext()) {
block = redBlockIterator.next();
}
if (block == null) {
logger.warn("No primary block found.");
}
return block;
} else {
if (buffer == null || offset < 0 || length < 0 || buffer.length < offset + length) {
logger.warn(
"Prevented an array out of bounds exception: "
+ "buffer length: "
+ buffer.length
+ ", offset: "
+ offset
+ ", len: "
+ length);
return null;
}
byte blockPT = (byte) (buffer[offset] & 0x7f);
int blockOff = offset + 1; // + 1 for the primary block header.
int blockLen = length - blockOff;
if (buffer.length < blockOff + blockLen) {
logger.warn("Primary block doesn't fit in RED packet.");
return null;
}
return new REDBlock(buffer, blockOff, blockLen, blockPT);
}
}
/**
* Updates the configuration from the filter config.
*
* @param filterConfig
*/
@SuppressWarnings("unchecked")
public void updateConfigration(FilterConfig filterConfig) {
Enumeration<String> paramEnum = filterConfig.getInitParameterNames();
while (paramEnum.hasMoreElements()) {
String paramName = paramEnum.nextElement();
if (paramName.startsWith("r")) {
try {
if (!runOptions.containsKey(paramName)) throw new Exception("Invalid Parameter Name");
runOptions.put(paramName, Boolean.parseBoolean(filterConfig.getInitParameter(paramName)));
} catch (Exception e) {
log.warn("Init Parameter [" + paramName + "] is invalid or could not be set.", e);
}
} else if (paramName.startsWith("b")) {
try {
if (!batchOptions.containsKey(paramName)) throw new Exception("Invalid Parameter Name");
batchOptions.put(paramName, Integer.parseInt(filterConfig.getInitParameter(paramName)));
} catch (Exception e) {
log.warn("Init Parameter [" + paramName + "] is invalid or could not be set.", e);
}
} else if (paramName.startsWith("p")) {
try {
if (!parameterNames.containsKey(paramName)) throw new Exception("Invalid Parameter Name");
parameterNames.put(paramName, filterConfig.getInitParameter(paramName));
} catch (Exception e) {
log.warn("Init Parameter [" + paramName + "] is invalid or could not be set.", e);
}
} else if ("listenerClassName".equals(paramName)) {
listenerClassName = filterConfig.getInitParameter(paramName);
} else if ("agentLogLevel".equals(paramName)) {
try {
agentLogLevel = Integer.parseInt(filterConfig.getInitParameter(paramName));
} catch (Exception e) {
log.warn("Agent Log Level Could Not Be Set. Defaulting to [" + agentLogLevel + "].", e);
}
} else {
log.warn("Init Parameter [" + paramName + "] was not recognized.");
}
}
log.info("Completed AjaxMetrics Filter Configuration. Config is:\n" + toString());
inited = true;
}
/**
* Checks whether the carbon is supported by the server or not.
*
* @return <tt>true</tt> if carbon is supported by the server and <tt>false</tt> if not.
*/
private boolean isCarbonSupported() {
try {
return jabberProvider
.getDiscoveryManager()
.discoverInfo(jabberProvider.getAccountID().getService())
.containsFeature(CarbonPacketExtension.NAMESPACE);
} catch (XMPPException e) {
logger.warn("Failed to retrieve carbon support." + e.getMessage());
}
return false;
}
@Override
public boolean inIndex(String identifier) {
CloseableIterator<JdbcEntry> i = getSqlCursor(getFindSql(identifier));
boolean result = i.hasNext();
try {
i.close();
} catch (IOException ex) {
log.warn(ex);
}
return result;
}
public ClientThread(Socket socket, History history, Users users) throws IOException {
logger.warn("New client is trying to connect to the chat...");
logger.info("Assigning a socket to a new client...");
this.s = socket;
logger.info("Getting the input stream...");
in = new DataInputStream(s.getInputStream());
logger.info("Getting the output stream...");
out = new DataOutputStream(s.getOutputStream());
this.users = users;
users.addObserver(this);
this.history = history;
start();
logger.warn("Connection with new user is established.");
}
protected void addOrReplace(ParsedMapping parsedMapping) {
MappingKey key = new MappingKey(parsedMapping);
for (int i = 0; i < mappings.size(); i++) {
if (key.equals(new MappingKey(mappings.get(i)))) {
logger.warn("{}\nis replaced with\n{}", mappings.get(i), parsedMapping);
mappings.set(i, parsedMapping);
return;
}
}
logger.debug("Parsed {}", parsedMapping);
mappings.add(parsedMapping);
}
protected static void recordToErrorCounter(String cmd) {
String today = DateUtil.format(new Date(), "yyyyMMdd");
try {
RedisUtil.incr(ERROR_COUNT_KEY + today);
} catch (Exception e) {
logger.warn("记录api返回错误请求的次数失败, today: {}", today, e);
}
try {
RedisUtil.incr(ERROR_COUNT_KEY + today + ":cmd:" + cmd);
} catch (Exception e) {
logger.warn("记录cmd: {}, today: {} 返回错误请求的次数失败", cmd, today, e);
}
}
public void run() {
try {
prepareClient();
logger.info("Starting normal session with " + getClientName());
while (true) {
this.receive();
}
} catch (IOException ioe) {
logger.warn("Client " + this + " has been disconnected.");
this.setDisabled(true);
users.remove(this);
} finally {
try {
if (s != null && !s.isClosed()) {
s.close();
logger.warn("Socket with " + this + " has been closed.");
}
} catch (IOException ioe) {
logger.error("Socket has not been closed.", ioe);
}
}
}
/**
* Creates an account for the given user and password.
*
* @param providerFactory the ProtocolProviderFactory which will create the account
* @param user the user identifier
* @return the <tt>ProtocolProviderService</tt> for the new account.
*/
public ProtocolProviderService installAccount(
ProtocolProviderFactory providerFactory, String user) throws OperationFailedException {
Hashtable<String, String> accountProperties = new Hashtable<String, String>();
accountProperties.put(
ProtocolProviderFactory.ACCOUNT_ICON_PATH,
"resources/images/protocol/gibberish/gibberish32x32.png");
if (registration.isRememberPassword()) {
accountProperties.put(ProtocolProviderFactory.PASSWORD, registration.getPassword());
}
if (isModification()) {
providerFactory.uninstallAccount(protocolProvider.getAccountID());
this.protocolProvider = null;
setModification(false);
}
try {
AccountID accountID = providerFactory.installAccount(user, accountProperties);
ServiceReference serRef = providerFactory.getProviderForAccount(accountID);
protocolProvider =
(ProtocolProviderService) GibberishAccRegWizzActivator.bundleContext.getService(serRef);
} catch (IllegalStateException exc) {
logger.warn(exc.getMessage());
throw new OperationFailedException(
"Account already exists.", OperationFailedException.IDENTIFICATION_CONFLICT);
} catch (Exception exc) {
logger.warn(exc.getMessage());
throw new OperationFailedException(
"Failed to add account", OperationFailedException.GENERAL_ERROR);
}
return protocolProvider;
}