/** Checks that the files exist. The filenames of any files that dont exist
* are returned in an error message, else the message is "".
*
* @param values :: a vector of vectors of file names
* @returns An error message to display to users or an empty string on no error
*/
std::string MultiFileValidator::checkValidity(
const std::vector<std::vector<std::string>> &values) const {
if (values.empty())
return m_fileValidator.isValid("");
std::string accumulatedErrors("");
typedef std::vector<std::vector<std::string>>::const_iterator
VecVecString_cIt;
typedef std::vector<std::string>::const_iterator VecString_cIt;
for (VecVecString_cIt rowIt = values.begin(); rowIt != values.end();
++rowIt) {
std::vector<std::string> row = (*rowIt);
for (VecString_cIt valueIt = row.begin(); valueIt != row.end(); ++valueIt) {
// For each filename value, check its validity, and and accumulate any
// errors.
std::string error = m_fileValidator.isValid(*valueIt);
if (!error.empty()) {
if (accumulatedErrors.empty())
accumulatedErrors =
"Could not validate the following file(s): " + (*valueIt);
else
accumulatedErrors = accumulatedErrors + ", " + (*valueIt);
}
}
}
return accumulatedErrors;
}
/** Checks that the files exist. The filenames of any files that dont exist
* are returned in an error message, else the message is "".
*
* @param values :: a vector of vectors of file names
* @returns An error message to display to users or an empty string on no error
*/
std::string MultiFileValidator::checkValidity(
const std::vector<std::vector<std::string>> &values) const {
if (values.empty())
return m_fileValidator.isValid("");
std::string accumulatedErrors("");
for (auto row : values) {
for (const auto &valueIt : row) {
// For each filename value, check its validity, and and accumulate any
// errors.
std::string error = m_fileValidator.isValid(valueIt);
if (!error.empty()) {
if (accumulatedErrors.empty())
accumulatedErrors =
"Could not validate the following file(s): " + valueIt;
else
accumulatedErrors = accumulatedErrors + ", " + valueIt;
}
}
}
return accumulatedErrors;
}
