/// <summary>
/// Add an attribute and write the values to the file
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="_name"></param>
/// <param name="_value"></param>
/// <returns></returns>
public Hdf5Attribute Add <T>(string _name, T _value)
{
if (Exists(_name))
{
throw new Hdf5AttributeAlreadyExistException();
}
//If the parent is the file, then just create the attribute (file already open).
if (ParentObject.Id.Equals(ParentObject.FileId))
{
return(AttributeHelper.CreateAttributeAddToList(ParentObject.Id, this, _name, _value));
}
Hdf5Attribute attribute = null;
//Otherwise open the object and then call the function.
var id = H5O.open(ParentObject.FileId.Value, ParentObject.Path.FullPath).ToId();
if (id.Value > 0)
{
attribute = AttributeHelper.CreateAttributeAddToList(id, this, _name, _value);
H5O.close(id.Value);
}
return(attribute);
}
public static object GetObject(Hdf5Identifier _fileId, AbstractHdf5Object _parent, string _objectName)
{
Hdf5Path combinedPath = _parent.Path.Append(_objectName);
object output = null;
if (combinedPath != null)
{
string fullPath = combinedPath.FullPath;
H5O.info_t gInfo = new H5O.info_t();
H5O.get_info_by_name(_fileId.Value, fullPath, ref gInfo);
var id = H5O.open(_fileId.Value, fullPath).ToId();
if (id.Value > 0)
{
if (gInfo.type == H5O.type_t.DATASET)
{
output = DatasetHelper.LoadDataset(_fileId, id, fullPath);
}
if (gInfo.type == H5O.type_t.GROUP)
{
Hdf5Group group = new Hdf5Group(_fileId, id, fullPath);
group.FileId = _fileId;
group.LoadChildObjects();
output = group;
}
H5O.close(id.Value);
}
}
return(output);
}
public static void Write1DArray <T>(Hdf5Dataset _dataset, T[] _array)
{
if (_dataset.Dataspace.NumberOfDimensions != 1)
{
throw new Hdf5ArrayDimensionsMismatchException();
}
if ((ulong)_array.Length != _dataset.Dataspace.DimensionProperties[0].CurrentSize)
{
throw new Hdf5ArraySizeMismatchException();
}
var datasetId = H5O.open(_dataset.FileId.Value, _dataset.Path.FullPath).ToId();
GCHandle arrayHandle = GCHandle.Alloc(_array, GCHandleType.Pinned);
var typeId = H5T.copy(_dataset.DataType.NativeType.Value).ToId();
int result = H5D.write(
datasetId.Value,
typeId.Value,
H5S.ALL,
H5S.ALL,
H5P.DEFAULT,
arrayHandle.AddrOfPinnedObject());
arrayHandle.Free();
H5T.close(typeId.Value);
H5O.close(datasetId.Value);
FileHelper.FlushToFile(_dataset.FileId);
}
public static bool GroupExists(hid_t hid, string groupName)
{
if (string.IsNullOrEmpty(groupName))
{
throw new ArgumentException("groupName");
}
var exists = H5L.exists(hid, groupName);
if (exists < 0)
{
throw new HDF5Exception("H5L.exists failed");
}
if (exists == 0)
{
return(false);
}
var objectId = H5O.open(hid, groupName);
if (objectId < 0)
{
throw new HDF5Exception("H5O.open failed");
}
var result = GroupExists(objectId);
H5O.close(objectId);
return(result);
}
public void H5OcloseTest4()
{
hid_t space = H5S.create(H5S.class_t.SCALAR);
Assert.IsTrue(space >= 0);
Assert.IsTrue(H5O.close(space) < 0);
Assert.IsTrue(H5S.close(space) >= 0);
}
public void H5OcloseTest1()
{
hid_t gid = H5G.create(m_v0_test_file, "A");
Assert.IsTrue(gid >= 0);
Assert.IsTrue(H5O.close(gid) >= 0);
gid = H5G.create(m_v2_test_file, "A");
Assert.IsTrue(gid >= 0);
Assert.IsTrue(H5O.close(gid) >= 0);
}
public void H5OopenTest1()
{
Assert.IsTrue(
H5G.close(H5G.create(m_v0_test_file, "A/B/C", m_lcpl)) >= 0);
hid_t obj = H5O.open(m_v0_test_file, "A/B");
Assert.IsTrue(obj >= 0);
Assert.IsTrue(H5O.close(obj) >= 0);
Assert.IsTrue(
H5G.close(H5G.create(m_v2_test_file, "A/B/C", m_lcpl)) >= 0);
obj = H5O.open(m_v2_test_file, "A/B");
Assert.IsTrue(obj >= 0);
Assert.IsTrue(H5O.close(obj) >= 0);
}
/// <summary>
/// Update the attribute and write the values to the file
/// </summary>
/// <param name="_attribute"></param>
public void Update(Hdf5Attribute _attribute)
{
//If the parent is the file, then just update the attribute (file already open).
if (ParentObject.Id.Equals(ParentObject.FileId))
{
AttributeHelper.UpdateAttribute(ParentObject.Id, _attribute);
}
//Otherwise open the object and then update the attribute.
var id = H5O.open(ParentObject.FileId.Value, ParentObject.Path.FullPath).ToId();
if (id.Value > 0)
{
AttributeHelper.UpdateAttribute(id, _attribute);
H5O.close(id.Value);
}
}
/// <summary>
/// Remove the attribute from the list and delete the attibute from the file
/// </summary>
/// <param name="_attribute"></param>
public void Delete(Hdf5Attribute _attribute)
{
//If the parent is the file, then just delete the attribute (file already open).
if (ParentObject.Id.Equals(ParentObject.FileId))
{
AttributeHelper.DeleteAttribute(ParentObject.Id, _attribute.Name);
}
else
{
//Otherwise open the object then delete the attibute
var id = H5O.open(ParentObject.FileId.Value, ParentObject.Path.FullPath).ToId();
if (id.Value > 0)
{
AttributeHelper.DeleteAttribute(id, _attribute.Name);
H5O.close(id.Value);
}
}
Remove(_attribute);
}
public void H5Oopen_by_idxTest1()
{
Assert.IsTrue(
H5G.close(H5G.create(m_v0_test_file, "A")) >= 0);
Assert.IsTrue(
H5G.close(H5G.create(m_v0_test_file, "AA")) >= 0);
Assert.IsTrue(
H5G.close(H5G.create(m_v0_test_file, "AAA")) >= 0);
Assert.IsTrue(
H5G.close(H5G.create(m_v0_test_file, "AAAA")) >= 0);
hid_t obj = H5O.open_by_idx(m_v0_test_file, ".", H5.index_t.NAME,
H5.iter_order_t.NATIVE, 0);
Assert.IsTrue(obj >= 0);
Assert.IsTrue(H5O.close(obj) >= 0);
obj = H5O.open_by_idx(m_v0_test_file, ".", H5.index_t.NAME,
H5.iter_order_t.NATIVE, 2);
Assert.IsTrue(obj >= 0);
Assert.IsTrue(H5O.close(obj) >= 0);
Assert.IsTrue(
H5G.close(H5G.create(m_v2_test_file, "A")) >= 0);
Assert.IsTrue(
H5G.close(H5G.create(m_v2_test_file, "AA")) >= 0);
Assert.IsTrue(
H5G.close(H5G.create(m_v2_test_file, "AAA")) >= 0);
Assert.IsTrue(
H5G.close(H5G.create(m_v2_test_file, "AAAA")) >= 0);
obj = H5O.open_by_idx(m_v2_test_file, ".", H5.index_t.NAME,
H5.iter_order_t.NATIVE, 0);
Assert.IsTrue(obj >= 0);
Assert.IsTrue(H5O.close(obj) >= 0);
obj = H5O.open_by_idx(m_v2_test_file, ".", H5.index_t.NAME,
H5.iter_order_t.NATIVE, 2);
Assert.IsTrue(obj >= 0);
Assert.IsTrue(H5O.close(obj) >= 0);
}
public static Array GetData(Hdf5Dataset _dataset)
{
var id = H5O.open(_dataset.FileId.Value, _dataset.Path.FullPath).ToId();
if (id.Value > 0)
{
Array a = null;
if (_dataset.Dataspace.NumberOfDimensions == 1)
{
a = SingleDimension(id, _dataset);
}
else if (_dataset.Dataspace.NumberOfDimensions == 2)
{
a = TwoDimension(id, _dataset);
}
H5O.close(id.Value);
return(a);
}
return(null);
}
private void GetGroupDatasetNames(string groupName)
{
ulong pos = 0;
List <string> groupNames = new List <string>();
Int32 groupId = H5G.open(_h5FileId, groupName);
if (groupId > 0)
{
ArrayList al = new ArrayList();
GCHandle hnd = GCHandle.Alloc(al);
IntPtr op_data = (IntPtr)hnd;
H5L.iterate(groupId, H5.index_t.NAME, H5.iter_order_t.NATIVE, ref pos,
delegate(int _objectId, IntPtr _namePtr, ref H5L.info_t _info, IntPtr _data)
{
string objectName = Marshal.PtrToStringAnsi(_namePtr);
groupNames.Add(objectName);
return(0);
}, op_data);
hnd.Free();
H5G.close(groupId);
foreach (var itemName in groupNames)
{
//判断是不是数据集
string curPath = string.Empty;
if (groupName == "/")
{
curPath = itemName;
}
else
{
curPath = groupName + itemName;
}
H5O.info_t gInfo = new H5O.info_t();
H5O.get_info_by_name(_h5FileId, curPath, ref gInfo);
var objId = H5O.open(_h5FileId, curPath);
if (objId > 0)
{
if (gInfo.type == H5O.type_t.DATASET)
{
_datasetNames.Add(curPath);
}
if (gInfo.type == H5O.type_t.GROUP)
{
GetGroupDatasetNames(curPath + "/");
}
H5O.close(objId);
}
}
}
// H5GroupId h5GroupId = H5G.open(_h5FileId, groupName);
//try
//{
// long dscount = H5G.getNumObjects(h5GroupId);
// for (int i = 0; i < dscount; i++)
// {
// string objname = H5G.getObjectNameByIndex(h5GroupId, (ulong)i);
// ObjectInfo objInfo = H5G.getObjectInfo(h5GroupId, objname, false);
// switch (objInfo.objectType)
// {
// case H5GType.DATASET:
// if (objInfo.objectType == H5GType.DATASET)
// {
// if (groupName == "/")
// _datasetNames.Add(objname);
// else
// _datasetNames.Add(groupName + objname);
// }
// break;
// case H5GType.GROUP:
// if (groupName == "/")
// GetGroupDatasetNames(objname + "/");
// else
// GetGroupDatasetNames(groupName + objname + "/");
// break;
// case H5GType.LINK:
// break;
// case H5GType.TYPE:
// break;
// default:
// break;
// }
// }
//}
//finally
//{
// if (h5GroupId != null)
// H5G.close(h5GroupId);
//}
}
public void H5OcloseTest3()
{
hid_t gid = Utilities.RandomInvalidHandle();
Assert.IsTrue(H5O.close(gid) < 0);
}
