rsc/source/tools/rschash.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <rschash.hxx>
  21
  22
  23 AtomContainer::AtomContainer()
  24 {
  25     m_aStringToID[ OString() ] = 0;
  26     m_aIDToString[ 0 ].clear();
  27     m_nNextID = 1;
  28 }
  29
  30 AtomContainer::~AtomContainer()
  31 {
  32 }
  33
  34 Atom AtomContainer::getID( const OString& rStr, bool bOnlyIfExists )
  35 {
  36     OString aKey = rStr.toAsciiLowerCase();
  37     std::unordered_map< OString, Atom, OStringHash >::const_iterator it =
  38         m_aStringToID.find( aKey );
  39     if( it != m_aStringToID.end() )
  40         return it->second;
  41
  42     if( bOnlyIfExists )
  43         return InvalidAtom;
  44
  45     Atom aRet = m_nNextID;
  46     m_aStringToID[ aKey ] = m_nNextID;
  47     m_aIDToString[ m_nNextID ] = rStr;
  48     m_nNextID++;
  49     return aRet;
  50 }
  51
  52 const OString& AtomContainer::getString( Atom nAtom )
  53 {
  54     std::unordered_map< Atom, OString >::const_iterator it =
  55         m_aIDToString.find( nAtom );
  56     return (it != m_aIDToString.end()) ? it->second : m_aIDToString[0];
  57 }
  58
  59 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */