/** Return a list object for this header if it has an associated list object. */
@SuppressWarnings("unchecked")
public static SIPHeaderList<SIPHeader> getList(SIPHeader sipHeader) {
if (!initialized) initializeListMap();
try {
Class<?> headerClass = sipHeader.getClass();
Class<?> listClass = headerListTable.get(headerClass);
SIPHeaderList<SIPHeader> shl = (SIPHeaderList<SIPHeader>) listClass.newInstance();
shl.setHeaderName(sipHeader.getName());
return shl;
} catch (InstantiationException ex) {
ex.printStackTrace();
} catch (IllegalAccessException ex) {
ex.printStackTrace();
}
return null;
}
/**
* Exception processor for exceptions detected from the parser. (This is invoked by the parser
* when an error is detected).
*
* @param sipMessage -- the message that incurred the error.
* @param ex -- parse exception detected by the parser.
* @param header -- header that caused the error.
* @throws ParseException Thrown if we want to reject the message.
*/
public void handleException(
ParseException ex, SIPMessage sipMessage, Class hdrClass, String header, String message)
throws ParseException {
if (LogWriter.needsLogging) stack.logWriter.logException(ex);
// Log the bad message for later reference.
if ((hdrClass != null)
&& (hdrClass.equals(From.class)
|| hdrClass.equals(To.class)
|| hdrClass.equals(CSeq.class)
|| hdrClass.equals(Via.class)
|| hdrClass.equals(CallID.class)
|| hdrClass.equals(RequestLine.class)
|| hdrClass.equals(StatusLine.class))) {
stack.logBadMessage(message);
throw ex;
} else {
sipMessage.addUnparsed(header);
}
}
/**
* Implementation of the ParseExceptionListener interface.
*
* @param ex Exception that is given to us by the parser.
* @throws ParseException If we choose to reject the header or message.
*/
public void handleException(
ParseException ex, SIPMessage sipMessage, Class hdrClass, String header, String message)
throws ParseException {
if (sipStack.isLoggingEnabled()) this.sipStack.logWriter.logException(ex);
// Log the bad message for later reference.
if ((hdrClass != null)
&& (hdrClass.equals(From.class)
|| hdrClass.equals(To.class)
|| hdrClass.equals(CSeq.class)
|| hdrClass.equals(Via.class)
|| hdrClass.equals(CallID.class)
|| hdrClass.equals(RequestLine.class)
|| hdrClass.equals(StatusLine.class))) {
sipStack.logWriter.logError("BAD MESSAGE!");
sipStack.logWriter.logError(message);
throw ex;
} else {
sipMessage.addUnparsed(header);
}
}
/**
* Logs exceptions that have occurred in the application while processing events originating from
* the stack.
*
* @param eventClass the class of the jain-sip event that we were handling when the exception was
* thrown.
* @param exc the exception that we need to log.
*/
private void logApplicationException(Class<DialogTerminatedEvent> eventClass, Throwable exc) {
String message = "An error occurred while processing event of type: " + eventClass.getName();
logger.error(message, exc);
if (logger.isDebugEnabled()) logger.debug(message, exc);
}