Line data    Source code

       1             : /****************************************************************************/
       2             : // Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
       3             : // Copyright (C) 2004-2024 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    OutputDevice_File.cpp
      15             : /// @author  Daniel Krajzewicz
      16             : /// @author  Michael Behrisch
      17             : /// @author  Jakob Erdmann
      18             : /// @date    2004
      19             : ///
      20             : // An output device that encapsulates an ofstream
      21             : /****************************************************************************/
      22             : #include <config.h>
      23             : 
      24             : #include <iostream>
      25             : #include <cstring>
      26             : #include <cerrno>
      27             : #ifdef HAVE_ZLIB
      28             : #include <foreign/zstr/zstr.hpp>
      29             : #endif
      30             : #include <utils/common/StringUtils.h>
      31             : #include <utils/common/UtilExceptions.h>
      32             : #include "OutputDevice_File.h"
      33             : 
      34             : 
      35             : // ===========================================================================
      36             : // method definitions
      37             : // ===========================================================================
      38       44378 : OutputDevice_File::OutputDevice_File(const std::string& fullName, const bool compressed)
      39       44378 :     : OutputDevice(0, fullName) {
      40       44378 :     if (fullName == "/dev/null") {
      41         793 :         myAmNull = true;
      42             : #ifdef WIN32
      43             :         myFileStream = new std::ofstream("NUL");
      44             :         if (!myFileStream->good()) {
      45             :             delete myFileStream;
      46             :             throw IOError(TLF("Could not redirect to NUL device (%).", std::string(std::strerror(errno))));
      47             :         }
      48             :         return;
      49             : #endif
      50             :     }
      51       44378 :     const std::string& localName = StringUtils::transcodeToLocal(fullName);
      52             : #ifdef HAVE_ZLIB
      53       44378 :     if (compressed) {
      54             :         try {
      55         116 :             myFileStream = new zstr::ofstream(localName.c_str(), std::ios_base::out);
      56           1 :         } catch (strict_fstream::Exception& e) {
      57           2 :             throw IOError("Could not build output file '" + fullName + "' (" + e.what() + ").");
      58           1 :         } catch (zstr::Exception& e) {
      59           0 :             throw IOError("Could not build output file '" + fullName + "' (" + e.what() + ").");
      60           0 :         }
      61             :     } else {
      62       44314 :         myFileStream = new std::ofstream(localName.c_str(), std::ios_base::out);
      63             :     }
      64             : #else
      65             :     UNUSED_PARAMETER(compressed);
      66             :     myFileStream = new std::ofstream(localName.c_str(), std::ios_base::out);
      67             : #endif
      68       44377 :     if (!myFileStream->good()) {
      69          89 :         delete myFileStream;
      70         178 :         throw IOError("Could not build output file '" + fullName + "' (" + std::strerror(errno) + ").");
      71             :     }
      72       44378 : }
      73             : 
      74             : 
      75       88544 : OutputDevice_File::~OutputDevice_File() {
      76       44272 :     delete myFileStream;
      77       88544 : }
      78             : 
      79             : 
      80             : std::ostream&
      81   224733584 : OutputDevice_File::getOStream() {
      82   224733584 :     return *myFileStream;
      83             : }
      84             : 
      85             : 
      86             : /****************************************************************************/