h5_content_base.h

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// -*- C++ -*-
#ifndef __cxz_h5_content_base_h__
#define __cxz_h5_content_base_h__
 
#include "cnorxz.h"
#include <hdf5.h>
#include <hdf5_hl.h>
 
namespace CNORXZ
{
    namespace hdf5
    {
    // TODO: IO save error handling !!!
 
    enum class ContentType {
        NONE = 0,
        FILE = 1,
        GROUP = 2,
        DSET = 3,
        TABLE = 4,
    };
 
    class ContentBase
    {
    public:
        DEFAULT_MEMBERS(ContentBase); 
        ContentBase(const String& _name, const ContentBase* _parent = nullptr);
 
        virtual ~ContentBase() = default;
 
        virtual ContentType type() const = 0;
 
        virtual bool ro() const = 0;
 
        virtual ContentBase& open() = 0;
 
        virtual ContentBase& close() = 0;
 
        virtual String path() const = 0;
 
        virtual String filename() const = 0;
 
        virtual bool exists() const = 0;
 
        const String& name() const;
 
        const ContentBase* parent() const;
 
        hid_t id() const;
 
        bool isOpen() const;
 
        template <typename T>
        ContentBase& addAttribute(const String& name, const T& value);
 
        DType getAttribute(const String& name) const;
 
        bool attributeExists(const String& name) const;
 
        std::map<String,DType> getAttributes() const;
 
        std::map<String,DType> getRecursiveAttributes() const; // + all parent's attributes
        
    protected:
        String mName; 
        const ContentBase* mParent = nullptr; 
        hid_t mId = 0; 
    };
 
    typedef Sptr<ContentBase> ContentPtr;
 
    }
}
 
#endif