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/*  Visualization Library                                                             */
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#ifndef FileSystem_INCLUDE_ONCE
#define FileSystem_INCLUDE_ONCE

#include <vlCore/VirtualDirectory.hpp>
#include <vlCore/DiskFile.hpp>
#include <vector>

namespace vl
{
//-----------------------------------------------------------------------------
// FileSystem
//-----------------------------------------------------------------------------
  class VLCORE_EXPORT FileSystem: public Object
  {
    VL_INSTRUMENT_CLASS(vl::FileSystem, Object)

  public:
    FileSystem() 
    { 
      VL_DEBUG_SET_OBJECT_NAME()
    }

    virtual ref<VirtualFile> locateFile(const String& full_path, const String& alternate_path=String()) const;

    virtual ref<VirtualDirectory> locateDirectory(const String& name) const;

    virtual void listFilesRecursive(std::vector<String>& file_list ) const;

    virtual void listFilesRecursive(std::vector<String>& file_list, const String& match) const;

    std::vector< ref<VirtualDirectory> >& directories() { return mDirectories; }
    
    const std::vector< ref<VirtualDirectory> >& directories() const { return mDirectories; }

  protected:
    std::vector< ref<VirtualDirectory> > mDirectories;
  };

  VLCORE_EXPORT FileSystem* defFileSystem();

  VLCORE_EXPORT void setDefFileSystem(FileSystem* fs);
}

#endif