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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef INCLUDED_XMLHELP_SOURCE_CXXHELP_PROVIDER_DB_HXX
#define INCLUDED_XMLHELP_SOURCE_CXXHELP_PROVIDER_DB_HXX
#include <com/sun/star/ucb/XSimpleFileAccess3.hpp>
#include <boost/unordered_map.hpp>
#include <rtl/string.hxx>
namespace helpdatafileproxy {
namespace hdf_internal
{
class Noncopyable
{
// not implemented
Noncopyable(const Noncopyable&);
void operator=(const Noncopyable&);
protected:
Noncopyable() {}
~Noncopyable() {}
};
}
class HDFData
{
friend class Hdf;
int m_nSize;
char* m_pBuffer;
void copyToBuffer( const char* pSrcData, int nSize );
public:
HDFData( void )
: m_nSize( 0 )
, m_pBuffer( NULL )
{}
~HDFData()
{ delete [] m_pBuffer; }
int getSize() const
{ return m_nSize; }
const char* getData() const
{ return m_pBuffer; }
};
typedef boost::unordered_map< OString,std::pair<int,int>,OStringHash > StringToValPosMap;
typedef boost::unordered_map< OString,OString,OStringHash > StringToDataMap;
class Hdf : hdf_internal::Noncopyable
{
OUString m_aFileURL;
StringToDataMap* m_pStringToDataMap;
StringToValPosMap* m_pStringToValPosMap;
com::sun::star::uno::Reference< com::sun::star::ucb::XSimpleFileAccess3 >
m_xSFA;
com::sun::star::uno::Sequence< sal_Int8 >
m_aItData;
const char* m_pItData;
int m_nItRead;
int m_iItPos;
bool implReadLenAndData( const char* pData, int& riPos, HDFData& rValue );
public:
//HDFHelp must get a fileURL which can then directly be used by simple file access.
//SimpleFileAccess requires file URLs as arguments. Passing file path may work but fails
//for example when using long file paths on Windows, which start with "\\?\"
Hdf( const OUString& rFileURL,
com::sun::star::uno::Reference< com::sun::star::ucb::XSimpleFileAccess3 > xSFA )
: m_aFileURL( rFileURL )
, m_pStringToDataMap( NULL )
, m_pStringToValPosMap( NULL )
, m_xSFA( xSFA )
, m_pItData( NULL )
, m_nItRead( -1 )
, m_iItPos( -1 )
{
OSL_ASSERT(rFileURL.startsWith("file:"));
}
~Hdf()
{ releaseHashMap(); }
void createHashMap( bool bOptimizeForPerformance = false );
void releaseHashMap( void );
bool getValueForKey( const OString& rKey, HDFData& rValue );
bool startIteration( void );
bool getNextKeyAndValue( HDFData& rKey, HDFData& rValue );
void stopIteration( void );
};
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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