void FindAttribute(int i)
{
var attr_field = "FIELD_" + i + "_NAME";
var attr = H5A.open(Id, attr_field);
var dtype = H5A.getType(attr);
var size = H5T.getSize(dtype);
var mtype = H5T.create(H5T.CreateClass.STRING, size);
var buffer = new byte[size];
H5A.read(attr, mtype, new H5Array<byte>(buffer));
var attr_datatype = H5T.getMemberType(H5D.getType(Id), i);
var attr_size = H5T.getSize(attr_datatype);
var attr_class = H5T.getMemberClass(H5D.getType(Id), i).ToString();
var attr_name = Encoding.GetString(buffer).Replace('\0', ' ').Trim();
switch (attr_class)
{
case "STRING":
_attributes[i] = new StringAttribute(attr_name, attr_size);
break;
case "INTEGER":
_attributes[i] = new IntegerAttribute(attr_name, attr_size);
break;
case "FLOAT":
_attributes[i] = new FloatingPointAttribute(attr_name, attr_size);
break;
default:
throw new ArgumentException("Unknown attribute type " + attr_class, "attr_type");
}
}
void FindAttribute(int i)
{
var attr_field = "FIELD_" + i + "_NAME";
var attr = H5A.open(Id, attr_field);
var dtype = H5A.getType(attr);
var size = H5T.getSize(dtype);
var mtype = H5T.create(H5T.CreateClass.STRING, size);
var buffer = new byte[size];
H5A.read(attr, mtype, new H5Array <byte>(buffer));
var attr_datatype = H5T.getMemberType(H5D.getType(Id), i);
var attr_size = H5T.getSize(attr_datatype);
var attr_class = H5T.getMemberClass(H5D.getType(Id), i).ToString();
var attr_name = Encoding.GetString(buffer).Replace('\0', ' ').Trim();
switch (attr_class)
{
case "STRING":
_attributes[i] = new StringAttribute(attr_name, attr_size);
break;
case "INTEGER":
_attributes[i] = new IntegerAttribute(attr_name, attr_size);
break;
case "FLOAT":
_attributes[i] = new FloatingPointAttribute(attr_name, attr_size);
break;
default:
throw new ArgumentException("Unknown attribute type " + attr_class, "attr_type");
}
}
protected override void LoadData()
{
//Determine type and size of data
var dtype = H5D.getType(Id);
var size = H5T.getSize(dtype);
var space = H5D.getSpace(Id);
var dims = H5S.getSimpleExtentDims(space);
var num_dimensions = dims.Length;
if (num_dimensions != 1 && num_dimensions != 2)
{
throw new ArgumentException("Scalar dataset has more than 2 dimensions! Cannot be handled.", "datasetname");
}
var member_type = H5T.getClass(dtype).ToString();
var member_size = size;
//Setup parser
Attribute parser = null;
switch (member_type)
{
case "STRING":
parser = new StringAttribute("data", member_size);
break;
case "INTEGER":
parser = new IntegerAttribute("data", member_size);
break;
case "FLOAT":
parser = new FloatingPointAttribute("data", member_size);
break;
default:
throw new ArgumentException("Unsupported member type " + member_type, "member_type");
}
if (num_dimensions == 1)
{
var _row_data = new byte[dims[0], size];
H5D.read(Id, dtype, new H5Array <byte>(_row_data));
//Parse rows
for (int i = 0; i < dims[0]; i++)
{
var dat = new Dictionary <string, object>();
dat["0"] = parser.Parse(_row_data.Field(i));
AddRow(new Row(dat));
}
}
else if (num_dimensions == 2)
{
var _row_data = new byte[dims[0], dims[1], size];
H5D.read(Id, dtype, new H5Array <byte>(_row_data));
//Parse rows
for (int i = 0; i < dims[0]; i++)
{
var dat = new Dictionary <string, object>();
for (int j = 0; j < dims[1]; j++)
{
dat["" + j] = parser.Parse(_row_data.Field(i, j));
}
AddRow(new Row(dat));
}
}
}
