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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* Copyright by the Board of Trustees of the University of Illinois. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include <string>
#include "H5Include.h"
#include "H5Exception.h"
#include "H5IdComponent.h"
#include "H5PropList.h"
#include "H5Object.h"
#include "H5DcreatProp.h"
#include "H5DxferProp.h"
#include "H5FaccProp.h"
#include "H5FcreatProp.h"
#include "H5CommonFG.h"
#include "H5DataType.h"
#include "H5DataSpace.h"
#include "H5AbstractDs.h"
#include "H5File.h"
#include "H5DataSet.h"
#include "H5Attribute.h"
#include "H5private.h" // for HDmemset
#ifndef H5_NO_NAMESPACE
namespace H5 {
#endif
#ifndef DOXYGEN_SHOULD_SKIP_THIS
//--------------------------------------------------------------------------
// Function: H5Object default constructor (protected)
// Programmer Binh-Minh Ribler - 2000
//--------------------------------------------------------------------------
H5Object::H5Object() : H5Location() {}
//--------------------------------------------------------------------------
// Function: H5Object overloaded constructor (protected)
// Purpose Creates an H5Object object using the id of an existing HDF5
// object.
// Parameters object_id - IN: Id of an existing HDF5 object
// Programmer Binh-Minh Ribler - 2000
//--------------------------------------------------------------------------
H5Object::H5Object( const hid_t object_id ) : H5Location( object_id ) {}
//--------------------------------------------------------------------------
// Function: getObjName
///\brief Given an id, returns the type of the object.
///\return The name of the object
// Programmer Binh-Minh Ribler - Mar, 2014
//--------------------------------------------------------------------------
ssize_t H5Object::getObjName(char *obj_name, size_t buf_size) const
{
// H5Iget_name will get buf_size-1 chars of the name to null terminate it
ssize_t name_size = H5Iget_name(getId(), obj_name, buf_size);
// If H5Iget_name returns a negative value, raise an exception
if (name_size < 0)
{
throw Exception(inMemFunc("getObjName"), "H5Iget_name failed");
}
else if (name_size == 0)
{
throw Exception(inMemFunc("getObjName"), "Object must have a name, but name length is 0");
}
// Return length of the name
return(name_size);
}
//--------------------------------------------------------------------------
// Function: H5Object::getObjName
///\brief Returns the name of this object as an \a H5std_string.
///\return Name of the object
///\exception H5::Exception
// Programmer Binh-Minh Ribler - Mar, 2014
// Modification
//--------------------------------------------------------------------------
H5std_string H5Object::getObjName() const
{
H5std_string obj_name(""); // object name to return
// Preliminary call to get the size of the object name
ssize_t name_size = H5Iget_name(getId(), NULL, (size_t)0);
// If H5Iget_name failed, throw exception
if (name_size < 0)
{
throw Exception(inMemFunc("getObjName"), "H5Iget_name failed");
}
else if (name_size == 0)
{
throw Exception(inMemFunc("getObjName"), "Object must have a name, but name length is 0");
}
// Object's name exists, retrieve it
else if (name_size > 0)
{
char* name_C = new char[name_size+1]; // temporary C-string
HDmemset(name_C, 0, name_size+1); // clear buffer
// Use overloaded function
name_size = getObjName(name_C, name_size+1);
// Convert the C object name to return
obj_name = name_C;
// Clean up resource
delete []name_C;
}
// Return object's name
return(obj_name);
}
//--------------------------------------------------------------------------
// Function: H5Object::getObjName
///\brief Gets the name of this object, returning its length.
///\param obj_name - OUT: Buffer for the name string as \a H5std_string
///\param len - IN: Desired length of the name, default to 0
///\return Actual length of the object name
///\exception H5::Exception
///\par Description
/// This function retrieves the object's name as an std string.
/// buf_size can specify a specific length or default to 0, in
/// which case the entire name will be retrieved.
// Programmer Binh-Minh Ribler - Mar, 2014
//--------------------------------------------------------------------------
ssize_t H5Object::getObjName(H5std_string& obj_name, size_t len) const
{
ssize_t name_size = 0;
// If no length is provided, get the entire object name
if (len == 0)
{
obj_name = getObjName();
name_size = obj_name.length();
}
// If length is provided, get that number of characters in name
else
{
char* name_C = new char[len+1]; // temporary C-string
HDmemset(name_C, 0, len+1); // clear buffer
// Use overloaded function
name_size = getObjName(name_C, len+1);
// Convert the C object name to return
obj_name = name_C;
// Clean up resource
delete []name_C;
}
// Otherwise, keep obj_name intact
// Return name size
return(name_size);
}
//--------------------------------------------------------------------------
// Function: H5Object copy constructor
///\brief Copy constructor: makes a copy of the original H5Object
/// instance.
///\param original - IN: H5Object instance to copy
// Programmer Binh-Minh Ribler - 2000
//--------------------------------------------------------------------------
H5Object::H5Object( const H5Object& original ) : H5Location( original ) {}
//--------------------------------------------------------------------------
// Function: H5Object destructor
///\brief Noop destructor.
// Programmer Binh-Minh Ribler - 2000
//--------------------------------------------------------------------------
H5Object::~H5Object() {}
#endif // DOXYGEN_SHOULD_SKIP_THIS
#ifndef H5_NO_NAMESPACE
} // end namespace
#endif
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