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/******************************************************************************
*
* Project: PDS Driver; Planetary Data System Format
* Purpose: Implementation of NASAKeywordHandler - a class to read
* keyword data from PDS, ISIS2 and ISIS3 data products.
* Author: Frank Warmerdam <warmerdam@pobox.com
*
******************************************************************************
* Copyright (c) 2006, Frank Warmerdam <warmerdam@pobox.com>
* Copyright (c) 2008-2010, Even Rouault <even dot rouault at spatialys.com>
* Copyright (c) 2017 Hobu Inc
* Copyright (c) 2017, Dmitry Baryshnikov <polimax@mail.ru>
* Copyright (c) 2017, NextGIS <info@nextgis.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
****************************************************************************/
#ifndef NASAKEYWORDHANDLER_H
#define NASAKEYWORDHANDLER_H
//! @cond Doxygen_Suppress
#include "cpl_json.h"
#include "cpl_string.h"
/************************************************************************/
/* ==================================================================== */
/* NASAKeywordHandler */
/* ==================================================================== */
/************************************************************************/
// Only exported for HDF4 plugin needs. Do not use outside of GDAL please.
class CPL_DLL NASAKeywordHandler
{
CPLStringList aosKeywordList{};
CPLString osHeaderText{};
const char *pszHeaderNext = nullptr;
CPLJSONObject oJSon{};
bool m_bStripSurroundingQuotes = false;
void SkipWhite();
int ReadWord(CPLString &osWord, bool bStripSurroundingQuotes = false,
bool bParseList = false, bool *pbIsString = nullptr);
int ReadPair(CPLString &osName, CPLString &osValue, CPLJSONObject &oCur);
int ReadGroup(const std::string &osPathPrefix, CPLJSONObject &oCur,
int nRecLevel);
NASAKeywordHandler(const NASAKeywordHandler &) = delete;
NASAKeywordHandler &operator=(const NASAKeywordHandler &) = delete;
public:
NASAKeywordHandler();
~NASAKeywordHandler();
void SetStripSurroundingQuotes(bool bStripSurroundingQuotes)
{
m_bStripSurroundingQuotes = bStripSurroundingQuotes;
}
int Ingest(VSILFILE *fp, int nOffset);
const char *GetKeyword(const char *pszPath, const char *pszDefault);
char **GetKeywordList();
CPLJSONObject GetJsonObject() const;
};
//! @endcond
#endif // NASAKEYWORDHANDLER_H
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