public void flush() {
if (valueCount > 0) {
writePage();
}
final DictionaryPage dictionaryPage = dataColumn.toDictPageAndClose();
if (dictionaryPage != null) {
if (DEBUG) LOG.debug("write dictionary");
try {
pageWriter.writeDictionaryPage(dictionaryPage);
} catch (IOException e) {
throw new ParquetEncodingException("could not write dictionary page for " + path, e);
}
dataColumn.resetDictionary();
}
}
