source: source/ariba/communication/EndpointDescriptor.cpp@ 4606

// [License]

// The Ariba-Underlay Copyright

//

// Copyright (c) 2008-2009, Institute of Telematics, UniversitÀt Karlsruhe (TH)

//

// Institute of Telematics

// UniversitÀt Karlsruhe (TH)

// Zirkel 2, 76128 Karlsruhe

// Germany

//

// Redistribution and use in source and binary forms, with or without

// modification, are permitted provided that the following conditions are

// met:

//

// 1. Redistributions of source code must retain the above copyright

// notice, this list of conditions and the following disclaimer.

// 2. Redistributions in binary form must reproduce the above copyright

// notice, this list of conditions and the following disclaimer in the

// documentation and/or other materials provided with the distribution.

//

// THIS SOFTWARE IS PROVIDED BY THE INSTITUTE OF TELEMATICS ``AS IS'' AND

// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE ARIBA PROJECT OR

// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF

// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING

// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS

// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

//

// The views and conclusions contained in the software and documentation

// are those of the authors and should not be interpreted as representing

// official policies, either expressed or implied, of the Institute of

// Telematics.

// [License]



#include "EndpointDescriptor.h"

#include "ariba/utility/misc/StringFormat.h"

#include "ariba/utility/misc/Helper.h"



namespace ariba {

namespace communication {



vsznDefault(EndpointDescriptor);



const EndpointDescriptor EndpointDescriptor::UNSPECIFIED;



EndpointDescriptor::EndpointDescriptor() : locator( NULL ), isUnspec( true ){

}



EndpointDescriptor::EndpointDescriptor(const EndpointDescriptor& rh){

        locator = (rh.locator != NULL) ? new IPv4Locator(*rh.locator) : NULL;

        isUnspec = rh.isUnspec;

}



EndpointDescriptor::EndpointDescriptor(const Locator* _locator){

        if( _locator == NULL ) return;



        locator = new IPv4Locator(*dynamic_cast<IPv4Locator*>((Locator*)_locator));

        isUnspec = false;

}



EndpointDescriptor::~EndpointDescriptor() {

}



bool EndpointDescriptor::isUnspecified() const {

        return isUnspec;

}



string EndpointDescriptor::toString() const {

        if( locator == NULL ) return "<undefined locator>";

        std::ostringstream o;

        o << "ip{" << locator->getIP() << "}";

        o << ",";

        o << "tcp(ip,{" << locator->getPort() << "})";

        return o.str();

}



EndpointDescriptor* EndpointDescriptor::fromString( string str ) {

        using namespace boost::xpressive;

        using namespace ariba::utility::string_format;

        using namespace ariba::utility::Helper;

        using namespace std;



        EndpointDescriptor* ep = NULL;

        smatch match;

        if (regex_search(str, match, robjects)) {

                regex_nav nav = match;

                for (int i=0; i<nav.size(); i++) {

                        string type = nav[i][robject_id].str();

                        if (type=="ip") {

                                string ip = nav[i][robject_data].str();

                                ip = ip.substr(1,ip.size()-2);

                                ep = new EndpointDescriptor();

                                ep->locator = new IPv4Locator();

                                ep->locator->setIP(ip);

                                ep->isUnspec = false;

                        } else

                        if (type=="tcp") {

                                string port = nav[i][robject_data][rfields][1].str();

                                port = port.substr(1,port.size()-2);

                                ep->locator->setPort(stoi(port));

                        }

                }

        }

        return ep;

}





bool EndpointDescriptor::operator==(const EndpointDescriptor& rh) const {



        if( isUnspecified() && rh.isUnspecified() ) {



                // both unspec bit set

                return true;



        } else if( (!isUnspecified()) && (!rh.isUnspecified()) ) {



                //

                // both are valid, check locators

                //



                if( locator == NULL && rh.locator == NULL ){



                        // both locators are invalid, ok true

                        return true;



                } else if( locator == NULL ^ rh.locator == NULL ) {



                        // one locator is invalid, the other not, false

                        return false;



                } else {



                        // both locators are valid, compare

                        assert( locator != NULL && rh.locator != NULL );

                        return ( locator->operator==(*rh.locator) );



                }



        } else {



                // one is unspec, the other not

                assert( isUnspecified() ^ rh.isUnspecified() );

                return false;



        }



}



}} // namespace ariba, communication