//--------------------------------------------------------------------------
// Function: AbstractDs::getTypeClass
///\brief Returns the class of the datatype that is used by this
/// object, which can be a dataset or an attribute.
///\return Datatype class identifier
///\exception H5::DataTypeIException
// Programmer Binh-Minh Ribler - 2000
//--------------------------------------------------------------------------
H5T_class_t AbstractDs::getTypeClass() const
{
// Gets the datatype used by this dataset or attribute.
// p_get_type calls either H5Dget_type or H5Aget_type depending on
// which object invokes getTypeClass
hid_t datatype_id;
try {
datatype_id = p_get_type(); // returned value is already validated
}
catch (DataSetIException E) {
throw DataTypeIException("DataSet::getTypeClass", E.getDetailMsg());
}
catch (AttributeIException E) {
throw DataTypeIException("Attribute::getTypeClass", E.getDetailMsg());
}
// Gets the class of the datatype and validate it before returning
H5T_class_t type_class = H5Tget_class(datatype_id);
if( type_class != H5T_NO_CLASS )
return( type_class );
else
{
if (fromClass() == "DataSet")
throw DataTypeIException("DataSet::getTypeClass", "H5Tget_class returns H5T_NO_CLASS");
else if (fromClass() == "Attribute")
throw DataTypeIException("Attribute::getTypeClass", "H5Tget_class returns H5T_NO_CLASS");
}
}
//--------------------------------------------------------------------------
// Function: AbstractDs::getVarLenType
///\brief Returns the floating-point datatype of this abstract dataset,
/// which can be a dataset or an attribute.
///\return VarLenType instance
///\exception H5::DataTypeIException
// Programmer Binh-Minh Ribler - Jul, 2005
//--------------------------------------------------------------------------
VarLenType AbstractDs::getVarLenType() const
{
// Gets the id of the datatype used by this dataset or attribute using
// p_get_type. p_get_type calls either H5Dget_type or H5Aget_type
// depending on which object invokes getVarLenType. Then, create and
// return the VarLenType object
try {
VarLenType varlentype(p_get_type());
return(varlentype);
}
catch (DataSetIException E) {
throw DataTypeIException("DataSet::getVarLenType", E.getDetailMsg());
}
catch (AttributeIException E) {
throw DataTypeIException("Attribute::getVarLenType", E.getDetailMsg());
}
}
//--------------------------------------------------------------------------
// Function: AbstractDs::getEnumType
///\brief Returns the enumeration datatype of this abstract dataset which
/// can be a dataset or an attribute.
///\return EnumType instance
///\exception H5::DataTypeIException
// Programmer Binh-Minh Ribler - 2000
//--------------------------------------------------------------------------
EnumType AbstractDs::getEnumType() const
{
// Gets the id of the datatype used by this dataset or attribute using
// p_get_type. p_get_type calls either H5Dget_type or H5Aget_type
// depending on which object invokes getEnumType. Then, create and
// return the EnumType object
try {
EnumType enumtype;
f_DataType_setId(&enumtype, p_get_type());
return(enumtype);
}
catch (DataSetIException& E) {
throw DataTypeIException("DataSet::getEnumType", E.getDetailMsg());
}
catch (AttributeIException& E) {
throw DataTypeIException("Attribute::getEnumType", E.getDetailMsg());
}
}
//--------------------------------------------------------------------------
// Function: AbstractDs::getArrayType
///\brief Returns the array datatype of this abstract dataset which
/// can be a dataset or an attribute.
///\return ArrayType instance
///\exception H5::DataTypeIException
// Programmer Binh-Minh Ribler - Jul, 2005
//--------------------------------------------------------------------------
ArrayType AbstractDs::getArrayType() const
{
// Gets the id of the datatype used by this dataset or attribute using
// p_get_type. p_get_type calls either H5Dget_type or H5Aget_type
// depending on which object invokes getArrayType. Then, create and
// return the ArrayType object
try {
// Create ArrayType and set values this way to work around the
// problem described in the JIRA issue HDFFV-7947
ArrayType arraytype;
f_DataType_setId(&arraytype, p_get_type());
return(arraytype);
}
catch (DataSetIException& E) {
throw DataTypeIException("DataSet::getArrayType", E.getDetailMsg());
}
catch (AttributeIException& E) {
throw DataTypeIException("Attribute::getArrayType", E.getDetailMsg());
}
}
