FragmentLibraryManager.cc

Go to the documentation of this file.

// -*- mode:c++;tab-width:2;indent-tabs-mode:t;show-trailing-whitespace:t;rm-trailing-spaces:t -*-
// vi: set ts=2 noet:
//
// (c) Copyright Rosetta Commons Member Institutions.
// (c) This file is part of the Rosetta software suite and is made available under license.
// (c) The Rosetta software is developed by the contributing members of the Rosetta Commons.
// (c) For more information, see http://www.rosettacommons.org. Questions about this can be
// (c) addressed to University of Washington UW TechTransfer, email: license@u.washington.edu.

/// @file   core/fragment/picking_old/FragmentLibraryManager.cc
/// @brief  singleton class for accessing fragment libraries
/// @author Yih-En Andrew Ban (yab@u.washington.edu)

// unit headers
#include <core/fragment/picking_old/FragmentLibraryManager.hh>

// package headers
#include <core/fragment/picking_old/vall/VallLibrary.hh>
#include <core/fragment/picking_old/vall/vall_io.hh>

// project headers
#include <basic/database/open.hh>
#include <basic/options/option.hh>
#include <basic/options/keys/in.OptionKeys.gen.hh>

#include <utility/vector1.hh>



namespace core {
namespace fragment {
namespace picking_old {


// static initialization
FragmentLibraryManager * FragmentLibraryManager::instance_ = NULL;


/// @brief default constructor
FragmentLibraryManager::FragmentLibraryManager() :
  vall_( NULL )
{}


/// @brief return singleton instance of manager
FragmentLibraryManager * FragmentLibraryManager::get_instance() {
  // TODO: we need proper locking support here for multi-threaded access
  if ( instance_ == NULL ) {
    instance_ = new FragmentLibraryManager();
  }

  return instance_;
}


/// @brief return instance of standard Vall library
vall::VallLibrary const & FragmentLibraryManager::get_Vall() const {
  using namespace basic::options::OptionKeys;
  using basic::options::option;
  using basic::database::full_name;

  // TODO: we need proper locking support here for multi-threaded access
  if ( vall_ == NULL ) {
    vall_ = new vall::VallLibrary();
    vall::vall_library_from_file( full_name( option[ in::file::vall ][1] ), *vall_, 62471 );
  }

  return *vall_;
}


/// @brief clear standard Vall library from memory
void FragmentLibraryManager::clear_Vall() {
  if ( vall_ != NULL ) {
    delete vall_;
    vall_ = NULL;
  }
}


} // picking_old
} // fragment
} // core