status_t
BPhotoContactField::Flatten(void* buffer, ssize_t size) const
{
if (size < FlattenedSize())
return B_ERROR;
BMemoryIO flatData(buffer, size);
status_t ret = BContactField::Flatten(&flatData);
if (ret != B_OK)
return ret;
ssize_t destSize;
if (fBitmap != NULL) {
BMessage msg;
BMallocIO dest;
fBitmap->Archive(&msg);
destSize = msg.FlattenedSize();
msg.Flatten(&dest);
flatData.Write(&destSize, sizeof(destSize));
flatData.Write(dest.Buffer(), destSize);
} else {
size = 0;
flatData.Write(&size, sizeof(destSize));
}
return B_OK;
}
status_t
BContactField::Flatten(void* buffer, ssize_t size) const
{
if (buffer == NULL)
return B_BAD_VALUE;
BMemoryIO flatData(buffer, size);
return Flatten(&flatData, size);
}
status_t
BContactField::Unflatten(type_code code,
const void* buffer, ssize_t size)
{
if (buffer == NULL)
return B_BAD_VALUE;
BMemoryIO flatData(buffer, size);
return Unflatten(code, &flatData);
}
status_t
BStringContactField::Flatten(void* buffer, ssize_t size) const
{
if (size < FlattenedSize())
return B_ERROR;
BMemoryIO flatData(buffer, size);
status_t ret = BContactField::Flatten(&flatData);
if (ret != B_OK)
return ret;
_AddStringToBuffer(&flatData, fValue);
return B_OK;
}
status_t
BAddressContactField::Flatten(void* buffer, ssize_t size) const
{
if (size < FlattenedSize())
return B_ERROR;
BMemoryIO flatData(buffer, size);
status_t ret = BContactField::Flatten(&flatData);
if (ret != B_OK)
return ret;
_AddStringToBuffer(&flatData, Value());
flatData.Write(&fWellFormed, sizeof(fWellFormed));
return B_OK;
}
OXSXDataSet
DataSetIO::LoadDataSet(const std::string& filename_){
// Get Data Set
H5::H5File file(filename_, H5F_ACC_RDONLY);
H5::DataSet dataSet = file.openDataSet("observations");
// read meta information
unsigned nObs = 0;
H5::Attribute nameAtt = dataSet.openAttribute("observed_quantities");
H5::Attribute countAtt = dataSet.openAttribute("n_observables");
H5std_string strreadbuf("");
nameAtt.read(nameAtt.getDataType(), strreadbuf);
countAtt.read(countAtt.getDataType(), &nObs);
// Read data out as 1D array
hsize_t nData = 0;
dataSet.getSpace().getSimpleExtentDims(&nData, NULL);
size_t nEntries = nData/nObs;
std::vector<double> flatData(nData, 0);
dataSet.read(&flatData.at(0), H5::PredType::NATIVE_DOUBLE);
assert(nData%nObs == 0); // logic error in writing file (this class!) if assert fails.
// Assemble into an OXSX data set
OXSXDataSet oxsxDataSet;
// Set the variable names
oxsxDataSet.SetObservableNames(UnpackString(strreadbuf, fDelimiter));
// then the data
std::vector<double> oneEventObs(nObs, 0);
for(size_t i = 0; i < nEntries; i++){
for(size_t j = 0; j < nObs; j++)
oneEventObs[j] = flatData.at(i * nObs + j);
oxsxDataSet.AddEntry(EventData(oneEventObs));
}
return oxsxDataSet;
}