Eclipse SUMO - Simulation of Urban MObility
IStreamInputSource.h
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12 // SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
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19 // Xerces InputSource reading from arbitrary std::istream
20 // reimplementation inspired by https://marc.info/?l=xerces-dev&m=86952133511623
21 /****************************************************************************/
22 #pragma once
23 #include <iostream>
24 #include <xercesc/util/BinInputStream.hpp>
25 #include <xercesc/sax/InputSource.hpp>
26 
27 
28 // ===========================================================================
29 // class definitions
30 // ===========================================================================
35 class IStreamBinInputStream : public XERCES_CPP_NAMESPACE::BinInputStream {
36 public:
37  IStreamBinInputStream(std::istream& in) : myIn(in) { }
38  virtual ~IStreamBinInputStream(void) { }
39  virtual XMLFilePos curPos(void) const {
40  return myIn.tellg();
41  }
42  virtual XMLSize_t readBytes(XMLByte* const buf, const XMLSize_t max) {
43  myIn.read((char*)buf, max);
44  return (XMLSize_t)myIn.gcount();
45  }
46  virtual const XMLCh* getContentType() const {
47  return nullptr;
48  }
49 private:
50  std::istream& myIn;
51 };
52 
53 
58 class IStreamInputSource : public XERCES_CPP_NAMESPACE::InputSource {
59 public:
60  IStreamInputSource(std::istream& in) :
61  XERCES_CPP_NAMESPACE::InputSource("istream"), myIn(in) { }
62  virtual ~IStreamInputSource(void) { }
63  virtual XERCES_CPP_NAMESPACE::BinInputStream* makeStream(void) const {
64  return new IStreamBinInputStream(myIn);
65  }
66 private:
67  std::istream& myIn;
68 };
Xerces BinInputStream reading from arbitrary std::istream.
virtual ~IStreamBinInputStream(void)
virtual const XMLCh * getContentType() const
virtual XMLFilePos curPos(void) const
IStreamBinInputStream(std::istream &in)
virtual XMLSize_t readBytes(XMLByte *const buf, const XMLSize_t max)
Xerces InputSource reading from arbitrary std::istream.
IStreamInputSource(std::istream &in)
virtual ~IStreamInputSource(void)
virtual XERCES_CPP_NAMESPACE::BinInputStream * makeStream(void) const