/**
* Find the transaction corresponding to a given request.
*
* @param sipMessage request for which to retrieve the transaction.
* @param isServer search the server transaction table if true.
* @return the transaction object corresponding to the request or null if no such mapping exists.
*/
public SIPTransaction findTransaction(SIPMessage sipMessage, boolean isServer) {
SIPTransaction retval = null;
if (isServer) {
Via via = sipMessage.getTopmostVia();
if (via.getBranch() != null) {
String key = sipMessage.getTransactionId();
synchronized (this.serverTransactionTable) {
retval = (SIPTransaction) serverTransactionTable.get(key);
if (LogWriter.needsLogging) logMessage("looking for key " + key);
if (retval != null && retval.isMessagePartOfTransaction(sipMessage)) return retval;
}
}
// Need to scan the table for old style transactions (RFC 2543
// style)
synchronized (this.serverTransactions) {
Iterator<SIPServerTransaction> it = serverTransactions.iterator();
while (it.hasNext()) {
SIPServerTransaction sipServerTransaction = (SIPServerTransaction) it.next();
if (sipServerTransaction.isMessagePartOfTransaction(sipMessage))
return sipServerTransaction;
}
}
} else {
Via via = sipMessage.getTopmostVia();
if (via.getBranch() != null) {
String key = sipMessage.getTransactionId();
synchronized (this.clientTransactionTable) {
retval = (SIPTransaction) clientTransactionTable.get(key);
if (retval != null && retval.isMessagePartOfTransaction(sipMessage)) return retval;
}
}
// Need to scan the table for old style transactions (RFC 2543
// style)
synchronized (this.clientTransactions) {
Iterator<SIPClientTransaction> it = clientTransactions.iterator();
while (it.hasNext()) {
SIPClientTransaction clientTransaction = (SIPClientTransaction) it.next();
if (clientTransaction.isMessagePartOfTransaction(sipMessage)) return clientTransaction;
}
}
}
return null;
}
/**
* Log a message into the log directory.
*
* @param message a SIPMessage to log
* @param from from header of the message to log into the log directory
* @param to to header of the message to log into the log directory
* @param status the status to log.
* @param sender is the server the sender or receiver (true if sender).
* @param time is the reception time.
*/
public void logMessage(
SIPMessage message, String from, String to, String status, boolean sender, long time) {
checkLogFile();
CallID cid = (CallID) message.getCallId();
String callId = null;
if (cid != null) callId = cid.getCallId();
String firstLine = message.getFirstLine().trim();
String encoded = (logContent ? message.encode() : message.encodeMessage());
String tid = message.getTransactionId();
TimeStampHeader tshdr = (TimeStampHeader) message.getHeader(TimeStampHeader.NAME);
long tsval = tshdr == null ? 0 : tshdr.getTime();
logMessage(encoded, from, to, sender, callId, firstLine, status, tid, time, tsval);
}