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path: root/ACE/ace/XML_Utils/XML_Schema_Resolver.cpp
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#include "XML_Schema_Resolver.h"

#include <xercesc/util/PlatformUtils.hpp>
#include <xercesc/util/XercesDefs.hpp>

#include "XercesString.h"

#include "ace/Env_Value_T.h"
#include "ace/SString.h"

#include <iostream>

namespace XML
{
  Basic_Resolver::Basic_Resolver (const ACE_TCHAR *path)
    : path_ (path)
  {
  }

  XMLCh *
  Basic_Resolver::operator() (const XMLCh *const,
                              const XMLCh *const systemId) const
  {
    XStr path (path_);
    path.append (systemId);
    return path.release ();
  }

  Environment_Resolver::Environment_Resolver (const ACE_TCHAR *variable,
                                              const ACE_TCHAR *relpath)
  {
    this->add_path (variable, relpath);
  }

  using xercesc::XMLPlatformUtils;

  void
  Environment_Resolver::add_path (const ACE_TCHAR *variable,
                                  const ACE_TCHAR *relpath)
  {
    ACE_Env_Value <ACE_TString> path_env (variable,
                                          ACE_TEXT(""));

    XStr xpath (static_cast<ACE_TString>(path_env).c_str());
    XStr xrelpath (relpath);

    xpath.append (xrelpath);

    paths_.push_back (xpath);
  }

  XMLCh *
  Environment_Resolver::operator() (const XMLCh *const,
                                    const XMLCh *const systemId) const
  {
    for (std::vector<XStr>::const_iterator i = this->paths_.begin ();
          i != this->paths_.end ();
          ++i)
      {
        XStr path (*i);
        path.append(systemId);

        FileHandle file (XMLPlatformUtils::openFile (path));

        if (file != 0)
          {
            XMLPlatformUtils::closeFile (file);
            return path.release ();
          }
      }
    return 0;
  }
}