gdal_multidomainmetadata.h

/******************************************************************************
 *
 * Name:     gdal_multidomainmetadata.h
 * Project:  GDAL Core
 * Purpose:  Declaration of GDALMultiDomainMetadata class
 * Author:   Frank Warmerdam, warmerdam@pobox.com
 *
 ******************************************************************************
 * Copyright (c) 1998, Frank Warmerdam
 * Copyright (c) 2007-2014, Even Rouault <even dot rouault at spatialys.com>
 *
 * SPDX-License-Identifier: MIT
 ****************************************************************************/
 
#ifndef GDALMULTIDOMAINMETADATA_H_INCLUDED
#define GDALMULTIDOMAINMETADATA_H_INCLUDED
 
#include "cpl_port.h"
#include "cpl_string.h"
 
#include <map>

typedef struct CPLXMLNode CPLXMLNode;

 
/************************************************************************/
/*                       GDALMultiDomainMetadata                        */
/************************************************************************/

class CPL_DLL GDALMultiDomainMetadata
{
  private:
    CPLStringList aosDomainList{};
 
    struct Comparator
    {
        bool operator()(const char *a, const char *b) const
        {
            return STRCASECMP(a, b) < 0;
        }
    };
 
    std::map<const char *, CPLStringList, Comparator> oMetadata{};
 
  public:
    GDALMultiDomainMetadata();

    GDALMultiDomainMetadata(const GDALMultiDomainMetadata &) = default;

    GDALMultiDomainMetadata &
    operator=(const GDALMultiDomainMetadata &) = default;

    GDALMultiDomainMetadata(GDALMultiDomainMetadata &&) = default;

    GDALMultiDomainMetadata &operator=(GDALMultiDomainMetadata &&) = default;
 
    ~GDALMultiDomainMetadata();
 
    int XMLInit(const CPLXMLNode *psMetadata, int bMerge);
    CPLXMLNode *Serialize() const;
 
    CSLConstList GetDomainList() const
    {
        return aosDomainList.List();
    }
 
    char **GetMetadata(const char *pszDomain = "");
    CPLErr SetMetadata(CSLConstList papszMetadata, const char *pszDomain = "");
    const char *GetMetadataItem(const char *pszName,
                                const char *pszDomain = "");
    CPLErr SetMetadataItem(const char *pszName, const char *pszValue,
                           const char *pszDomain = "");
 
    void Clear();
 
    inline void clear()
    {
        Clear();
    }
};

 
#endif