Line data    Source code

       1             : /****************************************************************************/
       2             : // Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
       3             : // Copyright (C) 2002-2024 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    ODDistrictCont.cpp
      15             : /// @author  Daniel Krajzewicz
      16             : /// @author  Michael Behrisch
      17             : /// @author  Yun-Pang Floetteroed
      18             : /// @date    Sept 2002
      19             : ///
      20             : // A container for districts
      21             : /****************************************************************************/
      22             : #include <config.h>
      23             : 
      24             : #include <string>
      25             : #include <utils/common/MsgHandler.h>
      26             : #include <utils/common/UtilExceptions.h>
      27             : #include <utils/common/NamedObjectCont.h>
      28             : #include <utils/xml/XMLSubSys.h>
      29             : #include <utils/common/RandHelper.h>
      30             : #include <utils/common/FileHelpers.h>
      31             : #include <utils/options/OptionsCont.h>
      32             : #include "ODDistrict.h"
      33             : #include "ODDistrictHandler.h"
      34             : #include "ODDistrictCont.h"
      35             : 
      36             : 
      37             : 
      38             : // ===========================================================================
      39             : // method definitions
      40             : // ===========================================================================
      41         232 : ODDistrictCont::ODDistrictCont() {}
      42             : 
      43             : 
      44         232 : ODDistrictCont::~ODDistrictCont() {}
      45             : 
      46             : 
      47             : std::string
      48       15963 : ODDistrictCont::getRandomSourceFromDistrict(const std::string& name) const {
      49             :     ODDistrict* district = get(name);
      50       15963 :     if (district == nullptr) {
      51           0 :         throw InvalidArgument("There is no district '" + name + "'.");
      52             :     }
      53       15963 :     return district->getRandomSource();
      54             : }
      55             : 
      56             : 
      57             : std::string
      58       15963 : ODDistrictCont::getRandomSinkFromDistrict(const std::string& name) const {
      59             :     ODDistrict* district = get(name);
      60       15963 :     if (district == nullptr) {
      61           0 :         throw InvalidArgument("There is no district '" + name + "'.");
      62             :     }
      63       15963 :     return district->getRandomSink();
      64             : }
      65             : 
      66             : 
      67             : void
      68         143 : ODDistrictCont::loadDistricts(std::vector<std::string> files) {
      69         285 :     for (std::vector<std::string>::iterator i = files.begin(); i != files.end(); ++i) {
      70             :         const std::string& districtfile = *i;
      71         286 :         if (!FileHelpers::isReadable(districtfile)) {
      72           5 :             throw ProcessError(TLF("Could not access network file '%' to load.", districtfile));
      73             :         }
      74         284 :         PROGRESS_BEGIN_MESSAGE("Loading districts from '" + districtfile + "'");
      75             :         // build the xml-parser and handler
      76         142 :         ODDistrictHandler handler(*this, districtfile);
      77         142 :         if (!XMLSubSys::runParser(handler, districtfile, true)) {
      78           0 :             PROGRESS_FAILED_MESSAGE();
      79             :         } else {
      80         142 :             PROGRESS_DONE_MESSAGE();
      81             :         }
      82         142 :     }
      83         142 : }
      84             : 
      85             : 
      86             : void
      87          89 : ODDistrictCont::makeDistricts(const std::map<std::string, std::pair<std::vector<std::string>, std::vector<std::string> > >& districts) {
      88         332 :     for (std::map<std::string, std::pair<std::vector<std::string>, std::vector<std::string> > >::const_iterator it = districts.begin(); it != districts.end(); ++it) {
      89         243 :         ODDistrict* current = new ODDistrict(it->first);
      90             :         const std::vector<std::string>& sources = it->second.first;
      91         672 :         for (std::vector<std::string>::const_iterator i = sources.begin(); i != sources.end(); ++i) {
      92         429 :             current->addSource(*i, 1.);
      93             :         }
      94             :         const std::vector<std::string>& sinks = it->second.second;
      95         665 :         for (std::vector<std::string>::const_iterator i = sinks.begin(); i != sinks.end(); ++i) {
      96         422 :             current->addSink(*i, 1.);
      97             :         }
      98         243 :         add(current->getID(), current);
      99             :     }
     100          89 : }
     101             : 
     102             : 
     103             : /****************************************************************************/