/// Deletes documents from an index that do not contain a term.
int main(int argc, char* argv[]) {
if (argc == 1) {
std::wcout << L"Usage: deletefiles.exe <lucene index dir> <unique_term>\n";
return 1;
}
try {
DirectoryPtr directory = FSDirectory::open(StringUtils::toUnicode(argv[1]));
// we don't want read-only because we are about to delete
IndexReaderPtr reader = IndexReader::open(directory, false);
TermPtr term = newLucene<Term>(L"path", StringUtils::toUnicode(argv[2]));
int32_t deleted = reader->deleteDocuments(term);
std::wcout << L"Deleted " << deleted << L" documents containing " << term->toString() << L"\n";
reader->close();
directory->close();
} catch (LuceneException& e) {
std::wcout << L"Exception: " << e.getError() << L"\n";
return 1;
}
return 0;
}
void PhraseQuery::add(TermPtr term, int32_t position)
{
if (terms.empty())
field = term->field();
else if (term->field() != field)
boost::throw_exception(IllegalArgumentException(L"All phrase terms must be in the same field: " + term->toString()));
terms.add(term);
positions.add(position);
if (position > maxPosition)
maxPosition = position;
}
