StringDictionary.cc

// -*- tab-width: 2; indent-tabs-mode: nil; coding: utf-8-with-signature -*-
//-----------------------------------------------------------------------------
// Copyright 2000-2022 CEA (www.cea.fr) IFPEN (www.ifpenergiesnouvelles.com)
// See the top-level COPYRIGHT file for details.
// SPDX-License-Identifier: Apache-2.0
//-----------------------------------------------------------------------------
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/* StringDictionary.cc                                         (C) 2000-2020 */
/*                                                                           */
/* Dictionnaire de chaînes de caractères.                                    */
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#include "arcane/utils/StringDictionary.h"
#include "arcane/utils/String.h"
#include "arcane/utils/StringList.h"
 
#include <map>
#include <exception>
 
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namespace Arcane
{
 
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class BadIndexException
: public std::exception
{
};
 
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/*!
 * \internal
 \brief Implémentation du dictionnaire de chaîne unicode.
  
  L'implémentation utilise la classe map de la STL.
*/
class StringDictionary::Impl
{
 public:
  typedef std::map<String,String> StringDictType;
 public:
  Impl() {}
 public:
  StringDictType m_dictionary;
};
 
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StringDictionary::
StringDictionary()
: m_p(new Impl())
{
}
 
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StringDictionary::
StringDictionary(const StringDictionary& rhs)
: m_p(new Impl(*rhs.m_p))
{
}
 
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StringDictionary::
~StringDictionary()
{
  delete m_p;
}
 
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void StringDictionary::
add(const String& key,const String& value)
{
  m_p->m_dictionary.insert(std::make_pair(key,value));
}
 
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String StringDictionary::
remove(const String& key)
{
  auto i = m_p->m_dictionary.find(key);
  String value;
  if (i!=m_p->m_dictionary.end()){
    value = i->second;
    m_p->m_dictionary.erase(i);
  }
  return value;
}
 
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String StringDictionary::
find(const String& key,bool throw_exception) const
{
  auto i = m_p->m_dictionary.find(key);
  String value;
  if (i!=m_p->m_dictionary.end())
    value = i->second;
  else if (throw_exception)
    throw BadIndexException();
  return value;
}
 
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void StringDictionary::
fill(StringList& keys,StringList& values) const
{
  keys.clear();
  values.clear();
  for( const auto& x : m_p->m_dictionary ){
    keys.add(x.first);
    values.add(x.second);
  }
}
 
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} // End namespace Arcane
 
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