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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 "H5OcreatProp.h"
#include "H5DcreatProp.h"
#include "H5LaccProp.h"
#include "H5Location.h"
#include "H5Object.h"
#include "H5DataType.h"
#include "H5ArrayType.h"
namespace H5 {
//--------------------------------------------------------------------------
// Function: ArrayType default constructor
///\brief Default constructor: Creates a stub ArrayType
// Programmer Binh-Minh Ribler - May 2004
//--------------------------------------------------------------------------
ArrayType::ArrayType() : DataType() {}
//--------------------------------------------------------------------------
// Function: ArrayType overloaded constructor
///\brief Creates an ArrayType object using an existing id.
///\param existing_id - IN: Id of an existing datatype
///\exception H5::DataTypeIException
// Programmer Binh-Minh Ribler - May 2004
//--------------------------------------------------------------------------
ArrayType::ArrayType( const hid_t existing_id ) : DataType( existing_id ) {}
//--------------------------------------------------------------------------
// Function: ArrayType copy constructor
///\brief Copy constructor: makes a copy of the original ArrayType object.
// Programmer Binh-Minh Ribler - May 2004
//--------------------------------------------------------------------------
ArrayType::ArrayType(const ArrayType& original) : DataType(original) {}
//--------------------------------------------------------------------------
// Function: ArrayType overloaded constructor
///\brief Creates a new array data type based on the specified
/// \a base_type.
///\param base_type - IN: Existing datatype
///\param ndims - IN: Rank of the array, [0..H5S_MAX_RANK]
///\param dims - IN: Size of each array dimension
///\exception H5::DataTypeIException
// Programmer Binh-Minh Ribler - May 2004
//--------------------------------------------------------------------------
ArrayType::ArrayType(const DataType& base_type, int ndims, const hsize_t* dims) : DataType()
{
// Call C API to create an array data type
hid_t new_type_id = H5Tarray_create2(base_type.getId(), ndims, dims);
if (new_type_id < 0)
throw DataTypeIException("ArrayType constructor", "H5Tarray_create2 failed");
// Set the id for this object
id = new_type_id;
}
//--------------------------------------------------------------------------
// Function: ArrayType overloaded constructor
///\brief Creates an ArrayType instance by opening an HDF5 array datatype
/// given its name, provided as a C character string.
///\param dtype_name - IN: Array type name
///\exception H5::DataTypeIException
// Programmer Binh-Minh Ribler - Dec 2016
// Description
// In 1.10.1, this constructor was introduced and will replace the
// existing function CommonFG::openArrayType(const char*) to
// improve usability.
// -BMR, Dec 2016
//--------------------------------------------------------------------------
ArrayType::ArrayType(const H5Location& loc, const char *dtype_name) : DataType()
{
id = p_opentype(loc, dtype_name);
}
//--------------------------------------------------------------------------
// Function: ArrayType overloaded constructor
///\brief Creates an ArrayType instance by opening an HDF5 array datatype
/// given its name, provided as an \c H5std_string.
///\param dtype_name - IN: Array type name
///\exception H5::DataTypeIException
// Programmer Binh-Minh Ribler - Dec 2016
// Description
// In 1.10.1, this constructor was introduced and will replace the
// existing function CommonFG::openArrayType(const H5std_string&)
// to improve usability.
// -BMR, Dec 2016
//--------------------------------------------------------------------------
ArrayType::ArrayType(const H5Location& loc, const H5std_string& dtype_name) : DataType()
{
id = p_opentype(loc, dtype_name.c_str());
}
//--------------------------------------------------------------------------
// Function: ArrayType::operator=
///\brief Assignment operator
///\param rhs - IN: Reference to the existing array datatype
///\return Reference to ArrayType instance
///\exception H5::DataTypeIException
// Description
// Closes the id on the lhs object first with setId, then copies
// each data member from the rhs object. (Issue HDFFV-9562)
// Programmer Binh-Minh Ribler - Mar 2016
// Modification
//--------------------------------------------------------------------------
ArrayType& ArrayType::operator=(const ArrayType& rhs)
{
if (this != &rhs)
{
// handling references to this id
try {
setId(rhs.id);
// Note: a = b, so there are two objects with the same hdf5 id
// that's why incRefCount is needed, and it is called by setId
}
catch (Exception& close_error) {
throw DataTypeIException(inMemFunc("operator="), close_error.getDetailMsg());
}
}
return(*this);
}
//--------------------------------------------------------------------------
// Function: ArrayType::getArrayNDims
///\brief Returns the number of dimensions for an array datatype.
///\return Number of dimensions
///\exception H5::DataTypeIException
// Programmer Binh-Minh Ribler - May 2004
// Modification
// Apr, 2016
// Became const.
//--------------------------------------------------------------------------
int ArrayType::getArrayNDims() const
{
// Get the rank of the array type specified by id from the C API
int ndims = H5Tget_array_ndims(id);
if (ndims < 0)
{
throw DataTypeIException("ArrayType::getArrayNDims", "H5Tget_array_ndims failed");
}
return(ndims);
}
//--------------------------------------------------------------------------
// Function: ArrayType::getArrayDims
///\brief Retrieves the size of all dimensions of an array datatype.
///\param dims - OUT: Sizes of dimensions
///\return Number of dimensions
///\exception H5::DataTypeIException
// Programmer Binh-Minh Ribler - May 2004
// Modification
// Apr, 2016
// Became const.
//--------------------------------------------------------------------------
int ArrayType::getArrayDims(hsize_t* dims) const
{
// Get the dimensions
int ndims = H5Tget_array_dims2(id, dims);
if (ndims < 0)
throw DataTypeIException("ArrayType::getArrayDims", "H5Tget_array_dims2 failed");
// Return the number of dimensions
return(ndims);
}
//--------------------------------------------------------------------------
// Function: ArrayType destructor
///\brief Properly terminates access to this array datatype.
// Programmer Binh-Minh Ribler - May 2004
//--------------------------------------------------------------------------
ArrayType::~ArrayType() {}
} // end namespace
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