// C++ informative line for the emacs editor: -*- C++ -*-
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#ifndef _H5Group_H
#define _H5Group_H

#ifndef H5_NO_NAMESPACE
namespace H5 {
#endif

class H5_DLLCPP Group : public H5Object, public CommonFG {
   public:
	// default constructor
	Group();

	// Copy constructor: makes a copy of the original object
	Group( const Group& original );

	// Returns the number of objects in the group.
	hsize_t getNumObjs() const;

	// Retrieves the name of an object in a given group by giving index
	//ssize_t getObjnameByIdx(hsize_t idx, char *name, size_t size) const;
	ssize_t getObjnameByIdx(hsize_t idx, string& name, size_t size) const;

        // Returns the type of an object in a given group by giving index;
        // the overloaded function also provided the object type in text as
        // "group" for H5G_GROUP
        // "dataset" for H5G_DATASET
        // "datatype" for H5G_TYPE
	int getObjTypeByIdx(hsize_t idx) const;
	int getObjTypeByIdx(hsize_t idx, string& type_name) const;

	// for CommonFG to get the file id
	virtual hid_t getLocId() const;

        // Throw group exception
        virtual void throwException(const string& func_name, const string& msg) const;


	// Used by the API to appropriately close a group
	void p_close() const;

	virtual ~Group();

        // Creates a copy of an existing Group using its id
        // (used only by template functions in FGtemplates.h
	// to return a Group; will not be published; maybe, use friend???)
        Group( const hid_t group_id );

};
#ifndef H5_NO_NAMESPACE
}
#endif
#endif