Line data    Source code

       1              : /****************************************************************************/
       2              : // Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
       3              : // Copyright (C) 2014-2024 German Aerospace Center (DLR) and others.
       4              : // This program and the accompanying materials are made available under the
       5              : // terms of the Eclipse Public License 2.0 which is available at
       6              : // https://www.eclipse.org/legal/epl-2.0/
       7              : // This Source Code may also be made available under the following Secondary
       8              : // Licenses when the conditions for such availability set forth in the Eclipse
       9              : // Public License 2.0 are satisfied: GNU General Public License, version 2
      10              : // or later which is available at
      11              : // https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
      12              : // SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
      13              : /****************************************************************************/
      14              : /// @file    TraCIServerAPI_LaneArea.cpp
      15              : /// @author  Mario Krumnow
      16              : /// @author  Robbin Blokpoel
      17              : /// @author  Daniel Krajzewicz
      18              : /// @author  Michael Behrisch
      19              : /// @date    03.02.2014
      20              : ///
      21              : // APIs for getting/setting areal detector values via TraCI
      22              : /****************************************************************************/
      23              : #include <config.h>
      24              : 
      25              : #include <microsim/output/MSDetectorControl.h>
      26              : #include <libsumo/LaneArea.h>
      27              : #include <libsumo/TraCIConstants.h>
      28              : #include <libsumo/StorageHelper.h>
      29              : #include "TraCIServer.h"
      30              : #include "TraCIServerAPI_LaneArea.h"
      31              : 
      32              : 
      33              : // ===========================================================================
      34              : // method definitions
      35              : // ===========================================================================
      36              : bool
      37         6483 : TraCIServerAPI_LaneArea::processGet(TraCIServer& server, tcpip::Storage& inputStorage,
      38              :                                     tcpip::Storage& outputStorage) {
      39         6483 :     const int variable = inputStorage.readUnsignedByte();
      40         6483 :     const std::string id = inputStorage.readString();
      41         6483 :     server.initWrapper(libsumo::RESPONSE_GET_LANEAREA_VARIABLE, variable, id);
      42              :     try {
      43         6483 :         if (!libsumo::LaneArea::handleVariable(id, variable, &server, &inputStorage)) {
      44            3 :             return server.writeErrorStatusCmd(libsumo::CMD_GET_LANEAREA_VARIABLE, "Get Lane Area Detector Variable: unsupported variable " + toHex(variable, 2) + " specified", outputStorage);
      45              :         }
      46            1 :     } catch (libsumo::TraCIException& e) {
      47            1 :         return server.writeErrorStatusCmd(libsumo::CMD_GET_LANEAREA_VARIABLE, e.what(), outputStorage);
      48            1 :     }
      49         6481 :     server.writeStatusCmd(libsumo::CMD_GET_LANEAREA_VARIABLE, libsumo::RTYPE_OK, "", outputStorage);
      50         6481 :     server.writeResponseWithLength(outputStorage, server.getWrapperStorage());
      51              :     return true;
      52              : }
      53              : 
      54              : 
      55              : bool
      56           24 : TraCIServerAPI_LaneArea::processSet(TraCIServer& server, tcpip::Storage& inputStorage,
      57              :                                     tcpip::Storage& outputStorage) {
      58           24 :     std::string warning = ""; // additional description for response
      59              :     // variable
      60           24 :     int variable = inputStorage.readUnsignedByte();
      61           24 :     if (variable != libsumo::VAR_PARAMETER
      62           24 :             && variable != libsumo::VAR_VIRTUAL_DETECTION
      63              :        ) {
      64            0 :         return server.writeErrorStatusCmd(libsumo::CMD_SET_LANEAREA_VARIABLE, "Set Lane Area Detector Variable: unsupported variable " + toHex(variable, 2) + " specified", outputStorage);
      65              :     }
      66              :     // id
      67           24 :     std::string id = inputStorage.readString();
      68              :     // process
      69              :     try {
      70           24 :         switch (variable) {
      71           15 :             case libsumo::VAR_VIRTUAL_DETECTION: {
      72           15 :                 int vehNum = -1;
      73           15 :                 if (!server.readTypeCheckingInt(inputStorage, vehNum)) {
      74            0 :                     return server.writeErrorStatusCmd(libsumo::CMD_SET_LANEAREA_VARIABLE, "Overriding the number of detected vehicles requires an integer", outputStorage);
      75              :                 }
      76           15 :                 libsumo::LaneArea::overrideVehicleNumber(id, vehNum);
      77           15 :                 break;
      78              :             }
      79              :             case libsumo::VAR_PARAMETER: {
      80            9 :                 StoHelp::readCompound(inputStorage, 2, "A compound object of size 2 is needed for setting a parameter.");
      81            9 :                 const std::string name = StoHelp::readTypedString(inputStorage, "The name of the parameter must be given as a string.");
      82            9 :                 const std::string value = StoHelp::readTypedString(inputStorage, "The value of the parameter must be given as a string.");
      83            9 :                 libsumo::LaneArea::setParameter(id, name, value);
      84              :                 break;
      85              :             }
      86              :             default:
      87              :                 break;
      88              :         }
      89            0 :     } catch (libsumo::TraCIException& e) {
      90            0 :         return server.writeErrorStatusCmd(libsumo::CMD_SET_LANEAREA_VARIABLE, e.what(), outputStorage);
      91            0 :     }
      92           24 :     server.writeStatusCmd(libsumo::CMD_SET_LANEAREA_VARIABLE, libsumo::RTYPE_OK, warning, outputStorage);
      93              :     return true;
      94              : }
      95              : 
      96              : 
      97              : /****************************************************************************/