attribute_utils.hpp

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//
// (c) Copyright 2014 DESY, Eugen Wintersberger <eugen.wintersberger@desy.de>
//
// This file is part of libpniio.
//
// libpniio is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 2 of the License, or
// (at your option) any later version.
//
// libpniio is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with libpniio.  If not, see <http://www.gnu.org/licenses/>.
// ==========================================================================
//
// Created on: Jul 15, 2014
//     Author: Eugen Wintersberger <eugen.wintersberger@desy.de>
//

#pragma once
#include <vector>

#include <pni/core/types.hpp>

namespace pni{
namespace io{
namespace nx{
namespace h5{    

    //forward declaration of object_imp
    class object_imp;
    class h5dataspace;
    class h5datatype;

    //------------------------------------------------------------------------
    bool has_attribute(const object_imp &parent,const pni::core::string &name);
            
    //------------------------------------------------------------------------
    void delete_attribute(const object_imp &parent,const pni::core::string &name);

    //-------------------------------------------------------------------------
    object_imp create_attribute(const object_imp &parent,
                                const pni::core::string &name,
                                const h5datatype &type,
                                const h5dataspace &space,
                                bool overwrite);
                     
    //------------------------------------------------------------------------
    object_imp get_attribute_by_name(const object_imp &parent,const pni::core::string &n);


    //-----------------------------------------------------------------
    size_t get_number_of_attributes(const object_imp &parent) ;

    //------------------------------------------------------------------------
    object_imp get_attribute_by_index(const object_imp &parent,size_t i);


//end of namespace
}
}
}
}