C++ SUMOSAXAttributes::getString方法代码示例

void
MSVehicleTransfer::loadState(const SUMOSAXAttributes& attrs, const SUMOTime offset, MSVehicleControl& vc) {
    MSVehicle* veh = dynamic_cast<MSVehicle*>(vc.getVehicle(attrs.getString(SUMO_ATTR_ID)));
    assert(veh != 0);
    SUMOTime proceedTime = (SUMOTime)attrs.getLong(SUMO_ATTR_DEPART);
    MSLane* parkingLane = attrs.hasAttribute(SUMO_ATTR_PARKING) ? MSLane::dictionary(attrs.getString(SUMO_ATTR_PARKING)): 0;
    myVehicles.push_back(VehicleInformation(veh, proceedTime + offset, parkingLane != 0));
    if (parkingLane != 0) {
        myParkingVehicles[parkingLane].insert(veh);
        veh->setTentativeLaneAndPosition(parkingLane, veh->getPositionOnLane());
        veh->processNextStop(veh->getSpeed());
    }
    MSNet::getInstance()->getInsertionControl().alreadyDeparted(veh);
}

void
TrajectoriesHandler::myStartElement(int element,
                                    const SUMOSAXAttributes& attrs) {
    bool ok = true;
    switch (element) {
        case SUMO_TAG_TRAJECTORIES:
            myStepSize = attrs.getFloat("timeStepSize") / 1000.;
            break;
        case SUMO_TAG_TIMESTEP:
            myCurrentTime = attrs.getSUMOTimeReporting(SUMO_ATTR_TIME, 0, ok);
            break;
        case SUMO_TAG_VEHICLE:
            if (attrs.hasAttribute(SUMO_ATTR_SPEED)) {
                SUMOReal v = attrs.getFloat(SUMO_ATTR_SPEED);
                SUMOReal a = INVALID_VALUE;
                SUMOReal s = INVALID_VALUE;
                writeEmissions(std::cout, attrs.getString(SUMO_ATTR_ID), myDefaultClass, STEPS2TIME(myCurrentTime), v, a, s);
            } else {
                const std::string acId = attrs.getString(SUMO_ATTR_ACTORCONFIG);
                const std::string id = attrs.getString(SUMO_ATTR_ID);
                if (myEmissionClassByType.count(acId) == 0) {
                    WRITE_WARNING("Unknown actor configuration '" + acId + "' for vehicle '" + id + "'!");
                } else {
                    myEmissionClassByVehicle[id] = myEmissionClassByType.count(acId) > 0 ? myEmissionClassByType[acId] : myDefaultClass;
                }
            }
            break;
        case SUMO_TAG_ACTORCONFIG: {
            const std::string id = attrs.getString(SUMO_ATTR_ID);
            const std::string vClass = attrs.getString(SUMO_ATTR_VEHICLECLASS);
            const std::string fuel = attrs.getString(SUMO_ATTR_FUEL);
            const std::string eClass = attrs.getString(SUMO_ATTR_EMISSIONCLASS);
            const SUMOReal weight = attrs.getOpt<SUMOReal>(SUMO_ATTR_WEIGHT, id.c_str(), ok, 0.) * 10.;
            myEmissionClassByType[id] = PollutantsInterface::getClass(myDefaultClass, vClass, fuel, eClass, weight);
            break;
        }
        case SUMO_TAG_MOTIONSTATE: {
            const std::string id = attrs.getString(SUMO_ATTR_VEHICLE);
            if (myEmissionClassByVehicle.count(id) == 0) {
                WRITE_WARNING("Motion state for unknown vehicle '" + id + "'!");
                myEmissionClassByVehicle[id] = myDefaultClass;
            }
            const SUMOEmissionClass c = myEmissionClassByVehicle[id];
            SUMOReal v = attrs.getFloat(SUMO_ATTR_SPEED) / 100.;
            SUMOReal a = attrs.hasAttribute(SUMO_ATTR_ACCELERATION) ? attrs.get<SUMOReal>(SUMO_ATTR_ACCELERATION, id.c_str(), ok) / 1000. : INVALID_VALUE;
            SUMOReal s = attrs.hasAttribute(SUMO_ATTR_SLOPE) ? RAD2DEG(asin(attrs.get<SUMOReal>(SUMO_ATTR_SLOPE, id.c_str(), ok) / 10000.)) : INVALID_VALUE;
            const SUMOTime time = attrs.getOpt<int>(SUMO_ATTR_TIME, id.c_str(), ok, INVALID_VALUE);
            if (myXMLOut != 0) {
                writeXMLEmissions(id, c, time, v, a, s);
            }
            if (myStdOut != 0) {
                writeEmissions(*myStdOut, id, c, STEPS2TIME(time), v, a, s);
            }
            break;
        }
        default:
            break;
    }
}

void
MSDevice_Tripinfo::loadState(const SUMOSAXAttributes& attrs) {
    std::istringstream bis(attrs.getString(SUMO_ATTR_STATE));
    bis >> myDepartLane;
    bis >> myDepartPosLat;
    bis >> myDepartSpeed;
}

void
AGActivityGenHandler::parseStreets(const SUMOSAXAttributes& attrs) {
    try {
        SUMOReal pop = 0;
        SUMOReal work = 0;

        if (attrs.hasAttribute(AGEN_ATTR_POPULATION)) {
            pop = attrs.getFloat(AGEN_ATTR_POPULATION);
        }
        if (attrs.hasAttribute(AGEN_ATTR_OUT_WORKPOSITION)) {
            work = attrs.getFloat(AGEN_ATTR_OUT_WORKPOSITION);
        }
        std::string eid = attrs.getString(SUMO_ATTR_EDGE);
        AGStreet* street = dynamic_cast<AGStreet*>(net->getEdge(eid));
        if (street == 0) {
            WRITE_ERROR("Edge '" + eid + "' is not known.");
            return;
        }
        street->setPopulation(pop * street->getLength());
        street->setWorkplaceNumber(work * street->getLength());
        myCity.streets.push_back(street);
    } catch (const std::exception& e) {
        WRITE_ERROR("Error while parsing the element " +
                    SUMOXMLDefinitions::Tags.getString(AGEN_TAG_STREET) + ": " +
                    e.what());
        throw ProcessError();
    }
}

void
SUMORouteHandler::addParam(const SUMOSAXAttributes& attrs) {
    bool ok = true;
    const std::string key = attrs.get<std::string>(SUMO_ATTR_KEY, 0, ok);
    // circumventing empty string test
    const std::string val = attrs.hasAttribute(SUMO_ATTR_VALUE) ? attrs.getString(SUMO_ATTR_VALUE) : "";
    if (myVehicleParameter != 0) {
        myVehicleParameter->addParameter(key, val);
    } else if (myCurrentVType != 0) {
        myCurrentVType->addParameter(key, val);
    }
}

void
AGActivityGenHandler::parseBusLine(const SUMOSAXAttributes& attrs) {
    try {
        myCurrentObject = "busLine";
        AGBusLine busL(attrs.getString(SUMO_ATTR_ID));
        busL.setMaxTripTime(attrs.getInt(AGEN_ATTR_MAX_TRIP_DURATION));
        myCity.busLines.push_front(busL);
        currentBusLine = &*myCity.busLines.begin();

    } catch (const exception& e) {
        WRITE_ERROR("Error while parsing the element " +
                    SUMOXMLDefinitions::Tags.getString(AGEN_TAG_BUSLINE) + ": " +
                    e.what());
        throw ProcessError();
    }
}

void
AGActivityGenHandler::parseBusStation(const SUMOSAXAttributes& attrs) {
    try {
        string edge = attrs.getString(SUMO_ATTR_EDGE);
        SUMOReal positionOnEdge = attrs.getFloat(SUMO_ATTR_POSITION);
        int id = attrs.getInt(SUMO_ATTR_ID);
        AGPosition posi(myCity.getStreet(edge), positionOnEdge);
        myCity.statData.busStations.insert(std::pair<int, AGPosition>(id, posi));

    } catch (const exception& e) {
        WRITE_ERROR("Error while parsing the element " +
                    SUMOXMLDefinitions::Tags.getString(AGEN_TAG_BUSSTATION) + ": " +
                    e.what());
        throw ProcessError();
    }
}

void
AGActivityGenHandler::parseStreets(const SUMOSAXAttributes& attrs) {
    try {
        SUMOReal pop = 0;
        SUMOReal work = 0;

        if (attrs.hasAttribute(AGEN_ATTR_POPULATION)) {
            pop = attrs.getFloat(AGEN_ATTR_POPULATION);
        }
        if (attrs.hasAttribute(AGEN_ATTR_OUT_WORKPOSITION)) {
            work = attrs.getFloat(AGEN_ATTR_OUT_WORKPOSITION);
        }

        AGStreet str(net->getEdge(attrs.getString(SUMO_ATTR_EDGE)), pop, work);
        myCity.streets.push_back(str);

    } catch (const exception& e) {
        WRITE_ERROR("Error while parsing the element " +
                    SUMOXMLDefinitions::Tags.getString(AGEN_TAG_STREET) + ": " +
                    e.what());
        throw ProcessError();
    }
}

void
MSRouteHandler::openRoute(const SUMOSAXAttributes& attrs) {
    // check whether the id is really necessary
    std::string rid;
    if (myCurrentRouteDistribution != 0) {
        myActiveRouteID = myCurrentRouteDistributionID + "#" + toString(myCurrentRouteDistribution->getProbs().size()); // !!! document this
        rid =  "distribution '" + myCurrentRouteDistributionID + "'";
    } else if (myVehicleParameter != 0) {
        // ok, a vehicle is wrapping the route,
        //  we may use this vehicle's id as default
        myActiveRouteID = "!" + myVehicleParameter->id; // !!! document this
        if (attrs.hasAttribute(SUMO_ATTR_ID)) {
            WRITE_WARNING("Ids of internal routes are ignored (vehicle '" + myVehicleParameter->id + "').");
        }
    } else {
        bool ok = true;
        myActiveRouteID = attrs.getStringReporting(SUMO_ATTR_ID, 0, ok, false);
        if (!ok) {
            return;
        }
        rid = "'" + myActiveRouteID + "'";
    }
    if (myVehicleParameter != 0) { // have to do this here for nested route distributions
        rid =  "for vehicle '" + myVehicleParameter->id + "'";
    }
    bool ok = true;
    if (attrs.hasAttribute(SUMO_ATTR_EDGES)) {
        MSEdge::parseEdgesList(attrs.getStringReporting(SUMO_ATTR_EDGES, myActiveRouteID.c_str(), ok), myActiveRoute, rid);
    }
    myActiveRouteRefID = attrs.getOptStringReporting(SUMO_ATTR_REFID, myActiveRouteID.c_str(), ok, "");
    if (attrs.hasAttribute(SUMO_ATTR_REFID__DEPRECATED)) {
        myActiveRouteRefID = attrs.getOptStringReporting(SUMO_ATTR_REFID__DEPRECATED, myActiveRouteID.c_str(), ok, "");
        if (!myHaveWarnedAboutDeprecatedRefID) {
            myHaveWarnedAboutDeprecatedRefID = true;
            WRITE_WARNING("'" + toString(SUMO_ATTR_REFID__DEPRECATED) + "' is deprecated, please use '" + toString(SUMO_ATTR_REFID) + "' instead.");
        }
    }
    if (myActiveRouteRefID != "" && MSRoute::dictionary(myActiveRouteRefID) == 0) {
        WRITE_ERROR("Invalid reference to route '" + myActiveRouteRefID + "' in route " + rid + ".");
    }
    myActiveRouteProbability = attrs.getOptSUMORealReporting(SUMO_ATTR_PROB, myActiveRouteID.c_str(), ok, DEFAULT_VEH_PROB);
    myActiveRouteColor = attrs.hasAttribute(SUMO_ATTR_COLOR) ? RGBColor::parseColorReporting(attrs.getString(SUMO_ATTR_COLOR), attrs.getObjectType(),  myActiveRouteID.c_str(), true, ok) : RGBColor::getDefaultColor();
}

void
NIXMLEdgesHandler::myStartElement(int element,
                                  const SUMOSAXAttributes& attrs) {
    switch (element) {
        case SUMO_TAG_EDGE:
            addEdge(attrs);
            break;
        case SUMO_TAG_LANE:
            addLane(attrs);
            break;
        case SUMO_TAG_NEIGH:
            myCurrentEdge->getLaneStruct((int)myCurrentEdge->getNumLanes() - 1).oppositeID = attrs.getString(SUMO_ATTR_LANE);
            break;
        case SUMO_TAG_SPLIT:
            addSplit(attrs);
            break;
        case SUMO_TAG_DELETE:
            deleteEdge(attrs);
            break;
        case SUMO_TAG_ROUNDABOUT:
            addRoundabout(attrs);
            break;
        default:
            break;
    }
}

void
MSStateHandler::myStartElement(int element, const SUMOSAXAttributes& attrs) {
    MSVehicleControl& vc = MSNet::getInstance()->getVehicleControl();
    switch (element) {
        case SUMO_TAG_SNAPSHOT: {
            myTime = attrs.getInt(SUMO_ATTR_TIME);
            const std::string& version = attrs.getString(SUMO_ATTR_VERSION);
            if (version != VERSION_STRING) {
                WRITE_WARNING("State was written with sumo version " + version + " (present: " + VERSION_STRING + ")!");
            }
            break;
        }
        case SUMO_TAG_DELAY: {
            vc.setState(attrs.getInt(SUMO_ATTR_NUMBER), attrs.getInt(SUMO_ATTR_END),
                        attrs.getFloat(SUMO_ATTR_DEPART), attrs.getFloat(SUMO_ATTR_TIME));
            break;
        }
        case SUMO_TAG_ROUTE: {
            const std::string id = attrs.getString(SUMO_ATTR_ID);
            if (MSRoute::dictionary(id) == 0) {
                MSEdgeVector edges;
                MSEdge::parseEdgesList(attrs.getString(SUMO_ATTR_EDGES), edges, id);
                MSRoute* r = new MSRoute(id, edges, attrs.getBool(SUMO_ATTR_STATE),
                                         0, std::vector<SUMOVehicleParameter::Stop>());
                MSRoute::dictionary(id, r);
            }
            break;
        }
        case SUMO_TAG_ROUTE_DISTRIBUTION: {
            const std::string id = attrs.getString(SUMO_ATTR_ID);
            if (MSRoute::dictionary(id) == 0) {
                RandomDistributor<const MSRoute*>* dist = new RandomDistributor<const MSRoute*>();
                std::vector<std::string> routeIDs;
                std::istringstream iss(attrs.getString(SUMO_ATTR_PROBS));
                SUMOSAXAttributes::parseStringVector(attrs.getString(SUMO_ATTR_ROUTES), routeIDs);
                for (std::vector<std::string>::const_iterator it = routeIDs.begin(); it != routeIDs.end(); ++it) {
                    SUMOReal prob;
                    iss >> prob;
                    const MSRoute* r = MSRoute::dictionary(*it);
                    assert(r != 0);
                    dist->add(prob, r, false);
                    r->addReference();
                }
                MSRoute::dictionary(id, dist, attrs.getBool(SUMO_ATTR_STATE));
            }
            break;
        }
        case SUMO_TAG_VTYPE: {
            myCurrentVType = SUMOVehicleParserHelper::beginVTypeParsing(attrs, getFileName());
            break;
        }
        case SUMO_TAG_VTYPE_DISTRIBUTION: {
            const std::string id = attrs.getString(SUMO_ATTR_ID);
            if (vc.getVType(id) == 0) {
                RandomDistributor<MSVehicleType*>* dist = new RandomDistributor<MSVehicleType*>();
                std::vector<std::string> typeIDs;
                std::istringstream iss(attrs.getString(SUMO_ATTR_PROBS));
                SUMOSAXAttributes::parseStringVector(attrs.getString(SUMO_ATTR_VTYPES), typeIDs);
                for (std::vector<std::string>::const_iterator it = typeIDs.begin(); it != typeIDs.end(); ++it) {
                    SUMOReal prob;
                    iss >> prob;
                    MSVehicleType* t = vc.getVType(*it);
                    assert(t != 0);
                    dist->add(prob, t, false);
                }
                vc.addVTypeDistribution(id, dist);
            }
            break;
        }

void
MSRouteHandler::openRoute(const SUMOSAXAttributes &attrs) {
    // check whether the id is really necessary
    if (myVehicleParameter!=0) {
        // ok, a vehicle is wrapping the route,
        //  we may use this vehicle's id as default
        myActiveRouteID = "!" + myVehicleParameter->id; // !!! document this
    } else {
        bool ok = true;
        myActiveRouteID = attrs.getStringReporting(SUMO_ATTR_ID, "route", 0, ok, false);
        if (!ok) {
            return;
        }
    }
    bool ok = true;
    if (attrs.hasAttribute(SUMO_ATTR_EDGES)) {
        MSEdge::parseEdgesList(attrs.getStringReporting(SUMO_ATTR_EDGES, "route", myActiveRouteID.c_str(), ok), myActiveRoute, myActiveRouteID);
    }
    myActiveRouteProbability = attrs.getOptSUMORealReporting(SUMO_ATTR_PROB, "route", myActiveRouteID.c_str(), ok, DEFAULT_VEH_PROB);
    myActiveRouteColor = attrs.hasAttribute(SUMO_ATTR_COLOR) ? RGBColor::parseColorReporting(attrs.getString(SUMO_ATTR_COLOR), "route", myActiveRouteID.c_str(), true, ok) : RGBColor::getDefaultColor();
}