desktop/source/deployment/inc/dp_persmap.h

   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 #pragma once
  21
  22 #include <rtl/ustring.hxx>
  23 #include <osl/file.hxx>
  24 #include <unordered_map>
  25
  26 namespace dp_misc
  27 {
  28 typedef std::unordered_map<OString, OString> t_string2string_map;
  29
  30 // Class to read obsolete registered extensions
  31 // should be removed for LibreOffice 4.0
  32 class PersistentMap final
  33 {
  34     ::osl::File m_MapFile;
  35     t_string2string_map m_entries;
  36     bool m_bIsOpen;
  37     bool m_bToBeCreated;
  38     bool m_bIsDirty;
  39
  40 public:
  41     ~PersistentMap();
  42     PersistentMap(OUString const& url);
  43     /** in mem db */
  44     PersistentMap();
  45
  46     bool has(OString const& key) const;
  47     bool get(OString* value, OString const& key) const;
  48     const t_string2string_map& getEntries() const { return m_entries; }
  49     void put(OString const& key, OString const& value);
  50     bool erase(OString const& key);
  51
  52 private:
  53     void open();
  54     void readAll();
  55     void add(OString const& key, OString const& value);
  56     void flush();
  57 };
  58 }
  59
  60 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */