/**
* Return the confidence value that 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 LoadBBY::confidence(Kernel::FileDescriptor &descriptor) const {
if (descriptor.extension() != ".tar")
return 0;
ANSTO::Tar::File file(descriptor.filename());
if (!file.good())
return 0;
size_t hdfFiles = 0;
size_t binFiles = 0;
const std::vector<std::string> &subFiles = file.files();
for (const auto &subFile : subFiles) {
auto len = subFile.length();
if ((len > 4) &&
(subFile.find_first_of("\\/", 0, 2) == std::string::npos)) {
if ((subFile.rfind(".hdf") == len - 4) &&
(subFile.compare(0, 3, "BBY") == 0))
hdfFiles++;
else if (subFile.rfind(".bin") == len - 4)
binFiles++;
}
}
return (hdfFiles == 1) && (binFiles == 1) ? 50 : 0;
}
/**
* 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 LoadSpice2D::confidence(Kernel::FileDescriptor &descriptor) const {
if (descriptor.extension() != ".xml")
return 0;
std::istream &is = descriptor.data();
int confidence(0);
{ // start of inner scope
Poco::XML::InputSource src(is);
// Set up the DOM parser and parse xml file
DOMParser pParser;
Poco::AutoPtr<Document> pDoc;
try {
pDoc = pParser.parse(&src);
} catch (Poco::Exception &e) {
throw Kernel::Exception::FileError("Unable to parse File (" +
descriptor.filename() + ")",
e.displayText());
} catch (...) {
throw Kernel::Exception::FileError("Unable to parse File:",
descriptor.filename());
}
// Get pointer to root element
Element *pRootElem = pDoc->documentElement();
if (pRootElem) {
if (pRootElem->tagName() == "SPICErack") {
confidence = 80;
}
}
} // end of inner scope
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 LoadEventPreNexus2::confidence(Kernel::FileDescriptor &descriptor) const {
if (descriptor.extension().rfind("dat") == std::string::npos)
return 0;
// If this looks like a binary file where the exact file length is a
// multiple
// of the DasEvent struct then we're probably okay.
if (descriptor.isAscii())
return 0;
const size_t objSize = sizeof(DasEvent);
auto &handle = descriptor.data();
// get the size of the file in bytes and reset the handle back to the
// beginning
handle.seekg(0, std::ios::end);
const size_t filesize = static_cast<size_t>(handle.tellg());
handle.seekg(0, std::ios::beg);
if (filesize % objSize == 0)
return 80;
else
return 0;
}