callcontainer.cxx

SIP（Session Initiation Protocol）是由IETF定义

/* ====================================================================
 * The Vovida Software License, Version 1.0 
 * 
 * Copyright (c) 2000 Vovida Networks, Inc.  All rights reserved.
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 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
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 *    distribution.
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 * 3. The names "VOCAL", "Vovida Open Communication Application Library",
 *    and "Vovida Open Communication Application Library (VOCAL)" must
 *    not be used to endorse or promote products derived from this
 *    software without prior written permission. For written
 *    permission, please contact [e-mail].
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 * This software consists of voluntary contributions made by Vovida
 * Networks, Inc. and many individuals on behalf of Vovida Networks,
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static const char* const CallContainer_cxx_Version =
    "$Id: CallContainer.cxx,v 1.28 2002/03/19 21:39:51 jason Exp $";


#include "global.h"
#include "CallContainer.hxx"
#include "LockHelper.hxx"


using namespace Vocal;

CallContainer::CallContainer()
{
}



CallContainer::~CallContainer()
{
    LockHelper lockHelper(myMutex);

    myCallInfo.clear();
}



Sptr < CallInfo >
CallContainer::getCall(const Sptr < SipCallLeg > newOrExistingCallLeg)
{
    assert ( newOrExistingCallLeg != 0 );

    Sptr < CallInfo > newCall = 0;

    LockHelper lockHelper(myMutex);

    TableIter iter = myCallInfo.find(newOrExistingCallLeg);
    
    if ( iter != myCallInfo.end() )
    {
	cpLog(LOG_DEBUG, "getCall(): CallLeg (%s) already exists. ",newOrExistingCallLeg->encode().logData());
        newCall = iter->second;
    }
    else
    {
	newCall = new CallInfo;
	
	cpLog(LOG_DEBUG, "getCall(): add a new entry in CallContainer\n%s",
	      newOrExistingCallLeg->encode().logData());
	
	myCallInfo[newOrExistingCallLeg] = newCall;
    }

    assert ( newCall != 0 );

    return ( newCall );
}


Sptr < CallInfo >
CallContainer::findCall(const Sptr < SipCallLeg > newOrExistingCallLeg)
{
    assert ( newOrExistingCallLeg != 0 );

    Sptr < CallInfo > newCall = 0;

    LockHelper lockHelper(myMutex);

    cpLog(LOG_DEBUG, "To find an entry in CallContainer\n%s",
          newOrExistingCallLeg->encode().logData());

    cpLog( LOG_DEBUG, "there are %d entries", myCallInfo.size() );

    TableIter iter = myCallInfo.find(newOrExistingCallLeg);
    
    if ( iter != myCallInfo.end() )
    {
	cpLog( LOG_DEBUG, "found" );
	newCall = iter->second;
    }
    else
    {
	cpLog( LOG_DEBUG, "not found" );
    }

    return ( newCall );
}


Sptr < CallInfo >
CallContainer::addCall(const Sptr < SipCallLeg > newOrExistingCallLeg,
                       const Sptr < CallInfo > theCallInfo)
{
    assert ( newOrExistingCallLeg != 0 );
    assert ( theCallInfo != 0 );

    LockHelper lockHelper(myMutex);

    cpLog(LOG_DEBUG, "addCall(): add a new entry in CallContainer\n%s",
          newOrExistingCallLeg->encode().logData());

    myCallInfo[newOrExistingCallLeg] = theCallInfo;

    return ( theCallInfo );
}



void
CallContainer::removeCall(const Sptr < SipCallLeg > existingCall)
{
    assert ( existingCall != 0 );

    LockHelper lockHelper(myMutex);

    TableIter iter = myCallInfo.find( existingCall );

    cpLog(LOG_DEBUG, "remove entry in CallContainer\n%s",
          existingCall->encode().logData());

    if ( iter != myCallInfo.end() )
    {
        myCallInfo.erase(iter);
    }
}