80aec8ef2a
Found with bin/find-unneeded-includes Only removal proposals are dealt with here. Change-Id: I02f75be483529ba1f7a6e460e34c4752b4265221 Reviewed-on: https://gerrit.libreoffice.org/68893 Tested-by: Jenkins Reviewed-by: Miklos Vajna <vmiklos@collabora.com>
150 lines
4.9 KiB
C++
150 lines
4.9 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_CONNECTIVITY_DBCHARSET_HXX
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#define INCLUDED_CONNECTIVITY_DBCHARSET_HXX
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#include <sal/config.h>
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#include <set>
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#include <rtl/textenc.h>
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#include <rtl/tencinfo.h>
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#include <rtl/ustring.hxx>
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#include <connectivity/dbtoolsdllapi.hxx>
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namespace dbtools
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{
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//= OCharsetMap
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/** is a class which translates between different charset representations.
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<p>The set of recognized charsets is very limited: only the ones which are database relevant are
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implemented at the moment</p>
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<p>Possible representations are:
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<ul>
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<li><b>IANA names.</b>
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Have a look at <A href="http://www.iana.org/assignments/character-sets">this document</A> for
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more details</li>
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<li><b>rtl_TextEncoding</b></li>
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</ul>
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</p>
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*/
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class OOO_DLLPUBLIC_DBTOOLS OCharsetMap
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{
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protected:
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typedef std::set<rtl_TextEncoding> TextEncBag;
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TextEncBag m_aEncodings;
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public:
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class CharsetIterator;
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friend class OCharsetMap::CharsetIterator;
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typedef CharsetIterator iterator;
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typedef CharsetIterator const_iterator;
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OCharsetMap();
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virtual ~OCharsetMap();
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/** find the given text encoding in the map.
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@return the <em>end</em> iterator if the encoding could not be found.
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*/
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CharsetIterator find(const rtl_TextEncoding _eEncoding) const;
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/** find the given IANA name in the map.
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@return the <em>end</em> iterator if the IANA name could not be found.
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*/
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CharsetIterator findIanaName(const OUString& _rIanaName) const;
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/// get access to the first element of the charset collection
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CharsetIterator begin() const;
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/// get access to the (last + 1st) element of the charset collection
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CharsetIterator end() const;
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protected:
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// needed because we want to call a virtual method during construction
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void lateConstruct();
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void ensureConstructed( ) const { if ( m_aEncodings.empty() ) const_cast< OCharsetMap* >( this )->lateConstruct(); }
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virtual bool approveEncoding( const rtl_TextEncoding _eEncoding, const rtl_TextEncodingInfo& _rInfo ) const;
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};
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//- CharsetIteratorDerefHelper
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class OOO_DLLPUBLIC_DBTOOLS CharsetIteratorDerefHelper
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{
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friend class OCharsetMap::CharsetIterator;
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rtl_TextEncoding m_eEncoding;
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OUString m_aIanaName;
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public:
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CharsetIteratorDerefHelper(const CharsetIteratorDerefHelper& _rSource);
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rtl_TextEncoding getEncoding() const { return m_eEncoding; }
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const OUString& getIanaName() const { return m_aIanaName; }
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protected:
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CharsetIteratorDerefHelper( const rtl_TextEncoding _eEncoding, const OUString& _rIanaName );
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};
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//- OCharsetMap::CharsetIterator
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class OOO_DLLPUBLIC_DBTOOLS OCharsetMap::CharsetIterator
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{
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friend class OCharsetMap;
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friend OOO_DLLPUBLIC_DBTOOLS bool operator==(const CharsetIterator& lhs, const CharsetIterator& rhs);
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friend bool operator!=(const CharsetIterator& lhs, const CharsetIterator& rhs) { return !(lhs == rhs); }
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// friend sal_Int32 operator-(const CharsetIterator& lhs, const CharsetIterator& rhs);
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protected:
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const OCharsetMap* m_pContainer;
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OCharsetMap::TextEncBag::const_iterator m_aPos;
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public:
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CharsetIteratorDerefHelper operator*() const;
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// no -> operator
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// this would require us to a) store CharsetIteratorDerefHelper instances ourself so that we
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// can return a pointer or b) introduce a -> operator on the CharsetIteratorDerefHelper, too.
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/// prefix increment
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const CharsetIterator& operator++();
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/// prefix decrement
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const CharsetIterator& operator--();
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protected:
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CharsetIterator(const OCharsetMap* _pContainer, OCharsetMap::TextEncBag::const_iterator const & _aPos );
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};
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} // namespace dbtools
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#endif // INCLUDED_CONNECTIVITY_DBCHARSET_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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