/**
* Return the confidence with with this algorithm can load the file
* @param descriptor A descriptor for the file
* @returns An integer specifying the confidence level. 0 indicates it will not
* be used
*/
int LoadMcStas::confidence(Kernel::NexusDescriptor &descriptor) const {
using namespace ::NeXus;
// look at to see if entry1/simulation/name exist first and then
// if its value = mccode
int confidence(0);
if(descriptor.pathExists("/entry1/simulation/name")) {
try {
// need to look inside file to check value of entry1/simulation/name
::NeXus::File file = ::NeXus::File(descriptor.filename());
file.openGroup( descriptor.firstEntryNameType().first, descriptor.firstEntryNameType().second);
file.openGroup("simulation", "NXnote");
std::string value;
// check if entry1/simulation/name equals mccode
file.readData("name", value);
if (boost::iequals(value, "mccode"))
confidence = 98;
file.closeGroup();
file.closeGroup();
} catch (::NeXus::Exception &) {
}
}
return confidence;
}
/**
* Return the confidence with with this algorithm can load the file
* @param descriptor A descriptor for the file
* @returns An integer specifying the confidence level. 0 indicates it will not
* be used
*/
int LoadMuonNexus2::confidence(Kernel::NexusDescriptor &descriptor) const {
const auto &firstEntryNameType = descriptor.firstEntryNameType();
const std::string root = "/" + firstEntryNameType.first;
if (!descriptor.pathExists(root + "/definition"))
return 0;
bool upperIDF(true);
if (descriptor.pathExists(root + "/IDF_version"))
upperIDF = true;
else {
if (descriptor.pathExists(root + "/idf_version"))
upperIDF = false;
else
return 0;
}
try {
std::string versionField = "idf_version";
if (upperIDF)
versionField = "IDF_version";
auto &file = descriptor.data();
file.openPath(root + "/" + versionField);
int32_t version = 0;
file.getData(&version);
if (version != 2)
return 0;
file.openPath(root + "/definition");
std::string def = file.getStrData();
if (def == "muonTD" || def == "pulsedTD") {
// If all this succeeded then we'll assume this is an ISIS Muon NeXus file
// version 2
return 81;
}
} catch (...) {
}
return 0;
}