##// END OF EJS Templates
Sets the name of the plugin for products and components...
Sets the name of the plugin for products and components Since there is only one common root in the data source widget, it is no longer possible to retrieve on the fly the name of the plugin in which a component or product is located. This name is therefore attached to their creation.

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AmdaResultParser.cpp
133 lines | 4.0 KiB | text/x-c | CppLexer
/ plugins / amda / src / AmdaResultParser.cpp
#include "AmdaResultParser.h"
#include "AmdaResultParserHelper.h"
#include <QFile>
#include <cmath>
Q_LOGGING_CATEGORY(LOG_AmdaResultParser, "AmdaResultParser")
namespace {
/// Message in result file when the file was not found on server
const auto FILE_NOT_FOUND_MESSAGE = QStringLiteral("Not Found");
/// Checks if a line is a comment line
bool isCommentLine(const QString &line)
{
return line.startsWith("#");
}
/**
* Creates helper that will be used to read AMDA file, according to the type passed as parameter
* @param valueType the type of values expected in the AMDA file (scalars, vectors, spectrograms...)
* @return the helper created
*/
std::unique_ptr<IAmdaResultParserHelper> createHelper(AmdaResultParser::ValueType valueType)
{
switch (valueType) {
case AmdaResultParser::ValueType::SCALAR:
return std::make_unique<ScalarParserHelper>();
case AmdaResultParser::ValueType::SPECTROGRAM:
return std::make_unique<SpectrogramParserHelper>();
case AmdaResultParser::ValueType::VECTOR:
return std::make_unique<VectorParserHelper>();
case AmdaResultParser::ValueType::UNKNOWN:
// Invalid case
break;
}
// Invalid cases
qCCritical(LOG_AmdaResultParser())
<< QObject::tr("Can't create helper to read result file: unsupported type");
return nullptr;
}
/**
* Reads properties of the stream passed as parameter
* @param helper the helper used to read properties line by line
* @param stream the stream to read
*/
void readProperties(IAmdaResultParserHelper &helper, QTextStream &stream)
{
// Searches properties in the comment lines (as long as the reading has not reached the data)
// AMDA V2: while (stream.readLineInto(&line) && !line.contains(DATA_HEADER_REGEX)) {
QString line{};
while (stream.readLineInto(&line) && isCommentLine(line)) {
helper.readPropertyLine(line);
}
}
/**
* Reads results of the stream passed as parameter
* @param helper the helper used to read results line by line
* @param stream the stream to read
*/
void readResults(IAmdaResultParserHelper &helper, QTextStream &stream)
{
QString line{};
// Skip comment lines
while (stream.readLineInto(&line) && isCommentLine(line)) {
}
if (!stream.atEnd()) {
do {
helper.readResultLine(line);
} while (stream.readLineInto(&line));
}
}
} // namespace
std::shared_ptr<IDataSeries> AmdaResultParser::readTxt(const QString &filePath,
ValueType valueType) noexcept
{
if (valueType == ValueType::UNKNOWN) {
qCCritical(LOG_AmdaResultParser())
<< QObject::tr("Can't retrieve AMDA data: the type of values to be read is unknown");
return nullptr;
}
QFile file{filePath};
if (!file.open(QFile::ReadOnly | QIODevice::Text)) {
qCCritical(LOG_AmdaResultParser())
<< QObject::tr("Can't retrieve AMDA data from file %1: %2")
.arg(filePath, file.errorString());
return nullptr;
}
QTextStream stream{&file};
// Checks if the file was found on the server
auto firstLine = stream.readLine();
if (firstLine.compare(FILE_NOT_FOUND_MESSAGE) == 0) {
qCCritical(LOG_AmdaResultParser())
<< QObject::tr("Can't retrieve AMDA data from file %1: file was not found on server")
.arg(filePath);
return nullptr;
}
auto helper = createHelper(valueType);
Q_ASSERT(helper != nullptr);
// Reads header file to retrieve properties
stream.seek(0); // returns to the beginning of the file
readProperties(*helper, stream);
// Checks properties
if (helper->checkProperties()) {
// Reads results
// AMDA V2: remove line
stream.seek(0); // returns to the beginning of the file
readResults(*helper, stream);
// Creates data series
return helper->createSeries();
}
else {
return nullptr;
}
}