@Override
public String format(LoggingEvent event) {
String newMsg = StringEscapeUtils.escapeHtml4(event.getMessage().toString());
LoggingEvent encodedEvent =
new LoggingEvent(
event.fqnOfCategoryClass,
event.getLogger(),
event.timeStamp,
event.level,
newMsg,
event.getThrowableInformation().getThrowable());
String baseFmt = super.format(encodedEvent).replace("@{{", "<").replace("@}}", ">");
return "<div class=step${event.level.toString()}>${baseFmt}</div><br/>";
}
@Override
public void run() {
try {
RabbitTemplate rabbitTemplate = new RabbitTemplate(connectionFactory);
while (true) {
final Event event = events.take();
LoggingEvent logEvent = event.getEvent();
String name = logEvent.getLogger().getName();
Level level = logEvent.getLevel();
MessageProperties amqpProps = new MessageProperties();
amqpProps.setDeliveryMode(deliveryMode);
amqpProps.setContentType(contentType);
if (null != contentEncoding) {
amqpProps.setContentEncoding(contentEncoding);
}
amqpProps.setHeader(CATEGORY_NAME, name);
amqpProps.setHeader(CATEGORY_LEVEL, level.toString());
if (generateId) {
amqpProps.setMessageId(UUID.randomUUID().toString());
}
// Set applicationId, if we're using one
if (null != applicationId) {
amqpProps.setAppId(applicationId);
}
// Set timestamp
Calendar tstamp = Calendar.getInstance();
tstamp.setTimeInMillis(logEvent.getTimeStamp());
amqpProps.setTimestamp(tstamp.getTime());
// Copy properties in from MDC
@SuppressWarnings("rawtypes")
Map props = event.getProperties();
@SuppressWarnings("unchecked")
Set<Entry<?, ?>> entrySet = props.entrySet();
for (Entry<?, ?> entry : entrySet) {
amqpProps.setHeader(entry.getKey().toString(), entry.getValue());
}
LocationInfo locInfo = logEvent.getLocationInformation();
if (!"?".equals(locInfo.getClassName())) {
amqpProps.setHeader(
"location",
String.format(
"%s.%s()[%s]",
locInfo.getClassName(), locInfo.getMethodName(), locInfo.getLineNumber()));
}
StringBuilder msgBody;
String routingKey;
synchronized (layoutMutex) {
msgBody = new StringBuilder(layout.format(logEvent));
routingKey = routingKeyLayout.format(logEvent);
}
if (layout.ignoresThrowable() && null != logEvent.getThrowableInformation()) {
ThrowableInformation tinfo = logEvent.getThrowableInformation();
for (String line : tinfo.getThrowableStrRep()) {
msgBody.append(String.format("%s%n", line));
}
}
// Send a message
try {
Message message = null;
if (AmqpAppender.this.charset != null) {
try {
message =
new Message(msgBody.toString().getBytes(AmqpAppender.this.charset), amqpProps);
} catch (UnsupportedEncodingException e) {
/* fall back to default */
}
}
if (message == null) {
message =
new Message(
msgBody.toString().getBytes(), amqpProps); // NOSONAR (default charset)
}
message = postProcessMessageBeforeSend(message, event);
rabbitTemplate.send(exchangeName, routingKey, message);
} catch (AmqpException e) {
int retries = event.incrementRetries();
if (retries < maxSenderRetries) {
// Schedule a retry based on the number of times I've tried to re-send this
retryTimer.schedule(
new TimerTask() {
@Override
public void run() {
events.add(event);
}
},
(long) (Math.pow(retries, Math.log(retries)) * 1000));
} else {
errorHandler.error(
"Could not send log message "
+ logEvent.getRenderedMessage()
+ " after "
+ maxSenderRetries
+ " retries",
e,
ErrorCode.WRITE_FAILURE,
logEvent);
}
}
}
} catch (InterruptedException e) {
Thread.currentThread().interrupt();
}
}