ACE/ace/XML_Utils/XML_Schema_Resolver.cpp

   1 #include "XML_Schema_Resolver.h"
   2
   3 #include <xercesc/util/PlatformUtils.hpp>
   4 #include <xercesc/util/XercesDefs.hpp>
   5
   6 #include "XercesString.h"
   7
   8 #include "ace/Env_Value_T.h"
   9 #include "ace/SString.h"
  10
  11 #include <iostream>
  12
  13 namespace XML
  14 {
  15   Basic_Resolver::Basic_Resolver (const ACE_TCHAR *path)
  16     : path_ (path)
  17   {
  18   }
  19
  20   XMLCh *
  21   Basic_Resolver::operator() (const XMLCh *const,
  22                               const XMLCh *const systemId) const
  23   {
  24     XStr path (path_);
  25     path.append (systemId);
  26     return path.release ();
  27   }
  28
  29   Environment_Resolver::Environment_Resolver (const ACE_TCHAR *variable,
  30                                               const ACE_TCHAR *relpath)
  31   {
  32     this->add_path (variable, relpath);
  33   }
  34
  35   using xercesc::XMLPlatformUtils;
  36
  37   void
  38   Environment_Resolver::add_path (const ACE_TCHAR *variable,
  39                                   const ACE_TCHAR *relpath)
  40   {
  41     ACE_Env_Value <ACE_TString> path_env (variable,
  42                                           ACE_TEXT(""));
  43
  44     XStr xpath (static_cast<ACE_TString>(path_env).c_str());
  45     XStr xrelpath (relpath);
  46
  47     xpath.append (xrelpath);
  48
  49     paths_.push_back (xpath);
  50   }
  51
  52   XMLCh *
  53   Environment_Resolver::operator() (const XMLCh *const,
  54                                     const XMLCh *const systemId) const
  55   {
  56     for (std::vector<XStr>::const_iterator i = this->paths_.begin ();
  57           i != this->paths_.end ();
  58           ++i)
  59       {
  60         XStr path (*i);
  61         path.append(systemId);
  62
  63         FileHandle file (XMLPlatformUtils::openFile (path));
  64
  65         if (file != 0)
  66           {
  67             XMLPlatformUtils::closeFile (file);
  68             return path.release ();
  69           }
  70       }
  71     return 0;
  72   }
  73 }