Line data    Source code

       1              : /****************************************************************************/
       2              : // Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
       3              : // Copyright (C) 2001-2024 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    NITypeLoader.cpp
      15              : /// @author  Daniel Krajzewicz
      16              : /// @author  Jakob Erdmann
      17              : /// @author  Sascha Krieg
      18              : /// @author  Michael Behrisch
      19              : /// @author  Robert Hilbrich
      20              : /// @date    Tue, 20 Nov 2001
      21              : ///
      22              : // Perfoms network import
      23              : /****************************************************************************/
      24              : #include <config.h>
      25              : 
      26              : #include <string>
      27              : #include <utils/common/UtilExceptions.h>
      28              : #include <utils/common/MsgHandler.h>
      29              : #include <utils/options/OptionsCont.h>
      30              : #include <utils/options/Option.h>
      31              : #include <utils/common/FileHelpers.h>
      32              : #include <utils/common/StringUtils.h>
      33              : #include <utils/common/ToString.h>
      34              : #include <utils/common/StringUtils.h>
      35              : #include <utils/xml/SUMOSAXHandler.h>
      36              : #include <utils/xml/SUMOSAXReader.h>
      37              : #include <utils/xml/XMLSubSys.h>
      38              : #include "NITypeLoader.h"
      39              : 
      40              : 
      41              : bool
      42        14844 : NITypeLoader::load(SUMOSAXHandler& handler, const std::vector<std::string>& files,
      43              :                    const std::string& type, const bool stringParse) {
      44              :     // build parser
      45        14844 :     std::string exceptMsg = "";
      46        14844 :     std::string fileName = "";
      47              :     // start the parsing
      48              :     bool ok = true;
      49              :     bool raise = false;
      50              :     try {
      51        17529 :         for (std::vector<std::string>::const_iterator file = files.begin(); file != files.end(); ++file) {
      52              :             fileName = *file;
      53         2690 :             if (stringParse) {
      54              :                 fileName = "built in type map";
      55            0 :                 handler.setFileName(fileName);
      56            0 :                 SUMOSAXReader* reader = XMLSubSys::getSAXReader(handler);
      57            0 :                 reader->parseString(*file);
      58            0 :                 delete reader;
      59            0 :                 continue;
      60            0 :             }
      61         5380 :             if (!FileHelpers::isReadable(fileName)) {
      62           15 :                 WRITE_ERRORF(TL("Could not open %-file '%'."), type, fileName);
      63              :                 return false;
      64              :             }
      65         8055 :             PROGRESS_BEGIN_MESSAGE("Parsing " + type + " from '" + fileName + "'");
      66         2685 :             ok &= XMLSubSys::runParser(handler, fileName);
      67         2685 :             PROGRESS_DONE_MESSAGE();
      68              :         }
      69            0 :     } catch (const XERCES_CPP_NAMESPACE::XMLException& toCatch) {
      70            0 :         exceptMsg = StringUtils::transcode(toCatch.getMessage()) + "\n  ";
      71              :         raise = true;
      72            0 :     } catch (const ProcessError& toCatch) {
      73            0 :         exceptMsg = std::string(toCatch.what()) + "\n  ";
      74              :         raise = true;
      75            0 :     } catch (...) {
      76              :         raise = true;
      77            0 :     }
      78              :     if (raise) {
      79            0 :         throw ProcessError(exceptMsg + "The " + type + " could not be loaded from '" + fileName + "'.");
      80              :     }
      81              :     return ok;
      82              : }
      83              : 
      84              : 
      85              : /****************************************************************************/