Function printStripeInformation

tools/src/FileMetadata.cc:33–74

#include <google/protobuf/text_format.h>

void printStripeInformation(std::ostream& out, uint64_t index, uint64_t columns,
                            std::unique_ptr<orc::StripeInformation> stripe, bool verbose) {
  out << "    { \"stripe\": " << index << ", \"rows\": " << stripe->getNumberOfRows() << ",\n";
  out << "      \"offset\": " << stripe->getOffset() << ", \"length\": " << stripe->getLength()
      << ",\n";
  out << "      \"index\": " << stripe->getIndexLength()
      << ", \"data\": " << stripe->getDataLength() << ", \"footer\": " << stripe->getFooterLength();
  if (verbose) {
    out << ",\n      \"encodings\": [\n";
    for (uint64_t col = 0; col < columns; ++col) {
      if (col != 0) {
        out << ",\n";
      }
      orc::ColumnEncodingKind encoding = stripe->getColumnEncoding(col);
      out << "         { \"column\": " << col << ", \"encoding\": \""
          << columnEncodingKindToString(encoding) << "\"";
      if (encoding == orc::ColumnEncodingKind_DICTIONARY ||
          encoding == orc::ColumnEncodingKind_DICTIONARY_V2) {
        out << ", \"count\": " << stripe->getDictionarySize(col);
      }
      out << " }";
    }
    out << "\n      ],\n";
    out << "      \"streams\": [\n";
    for (uint64_t str = 0; str < stripe->getNumberOfStreams(); ++str) {
      if (str != 0) {
        out << ",\n";
      }
      std::unique_ptr<orc::StreamInformation> stream = stripe->getStreamInformation(str);
      out << "        { \"id\": " << str << ", \"column\": " << stream->getColumnId()
          << ", \"kind\": \"" << streamKindToString(stream->getKind())
          << "\", \"offset\": " << stream->getOffset() << ", \"length\": " << stream->getLength()
          << " }";
    }
    out << "\n      ]";
    std::string tz = stripe->getWriterTimezone();
    if (tz.length() != 0) {
      out << ",\n      \"timezone\": \"" << tz << "\"";
    }
  }
  out << "\n    }";
}

void printRawTail(std::ostream& out, const char* filename) {
  out << "Raw file tail: " << filename << "\n";