static ROCKSDB_NAMESPACE::Histograms toCppHistograms()

in java/rocksjni/portal.h [5602:5715]
110 lines of code
52 McCabe index (conditional complexity)

  static ROCKSDB_NAMESPACE::Histograms toCppHistograms(jbyte jhistograms_type) {
    switch(jhistograms_type) {
      case 0x0:
        return ROCKSDB_NAMESPACE::Histograms::DB_GET;
      case 0x1:
        return ROCKSDB_NAMESPACE::Histograms::DB_WRITE;
      case 0x2:
        return ROCKSDB_NAMESPACE::Histograms::COMPACTION_TIME;
      case 0x3:
        return ROCKSDB_NAMESPACE::Histograms::SUBCOMPACTION_SETUP_TIME;
      case 0x4:
        return ROCKSDB_NAMESPACE::Histograms::TABLE_SYNC_MICROS;
      case 0x5:
        return ROCKSDB_NAMESPACE::Histograms::COMPACTION_OUTFILE_SYNC_MICROS;
      case 0x6:
        return ROCKSDB_NAMESPACE::Histograms::WAL_FILE_SYNC_MICROS;
      case 0x7:
        return ROCKSDB_NAMESPACE::Histograms::MANIFEST_FILE_SYNC_MICROS;
      case 0x8:
        return ROCKSDB_NAMESPACE::Histograms::TABLE_OPEN_IO_MICROS;
      case 0x9:
        return ROCKSDB_NAMESPACE::Histograms::DB_MULTIGET;
      case 0xA:
        return ROCKSDB_NAMESPACE::Histograms::READ_BLOCK_COMPACTION_MICROS;
      case 0xB:
        return ROCKSDB_NAMESPACE::Histograms::READ_BLOCK_GET_MICROS;
      case 0xC:
        return ROCKSDB_NAMESPACE::Histograms::WRITE_RAW_BLOCK_MICROS;
      case 0xD:
        return ROCKSDB_NAMESPACE::Histograms::STALL_L0_SLOWDOWN_COUNT;
      case 0xE:
        return ROCKSDB_NAMESPACE::Histograms::STALL_MEMTABLE_COMPACTION_COUNT;
      case 0xF:
        return ROCKSDB_NAMESPACE::Histograms::STALL_L0_NUM_FILES_COUNT;
      case 0x10:
        return ROCKSDB_NAMESPACE::Histograms::HARD_RATE_LIMIT_DELAY_COUNT;
      case 0x11:
        return ROCKSDB_NAMESPACE::Histograms::SOFT_RATE_LIMIT_DELAY_COUNT;
      case 0x12:
        return ROCKSDB_NAMESPACE::Histograms::NUM_FILES_IN_SINGLE_COMPACTION;
      case 0x13:
        return ROCKSDB_NAMESPACE::Histograms::DB_SEEK;
      case 0x14:
        return ROCKSDB_NAMESPACE::Histograms::WRITE_STALL;
      case 0x15:
        return ROCKSDB_NAMESPACE::Histograms::SST_READ_MICROS;
      case 0x16:
        return ROCKSDB_NAMESPACE::Histograms::NUM_SUBCOMPACTIONS_SCHEDULED;
      case 0x17:
        return ROCKSDB_NAMESPACE::Histograms::BYTES_PER_READ;
      case 0x18:
        return ROCKSDB_NAMESPACE::Histograms::BYTES_PER_WRITE;
      case 0x19:
        return ROCKSDB_NAMESPACE::Histograms::BYTES_PER_MULTIGET;
      case 0x1A:
        return ROCKSDB_NAMESPACE::Histograms::BYTES_COMPRESSED;
      case 0x1B:
        return ROCKSDB_NAMESPACE::Histograms::BYTES_DECOMPRESSED;
      case 0x1C:
        return ROCKSDB_NAMESPACE::Histograms::COMPRESSION_TIMES_NANOS;
      case 0x1D:
        return ROCKSDB_NAMESPACE::Histograms::DECOMPRESSION_TIMES_NANOS;
      case 0x1E:
        return ROCKSDB_NAMESPACE::Histograms::READ_NUM_MERGE_OPERANDS;
      // 0x20 to skip 0x1F so TICKER_ENUM_MAX remains unchanged for minor version compatibility.
      case 0x20:
        return ROCKSDB_NAMESPACE::Histograms::FLUSH_TIME;
      case 0x21:
        return ROCKSDB_NAMESPACE::Histograms::BLOB_DB_KEY_SIZE;
      case 0x22:
        return ROCKSDB_NAMESPACE::Histograms::BLOB_DB_VALUE_SIZE;
      case 0x23:
        return ROCKSDB_NAMESPACE::Histograms::BLOB_DB_WRITE_MICROS;
      case 0x24:
        return ROCKSDB_NAMESPACE::Histograms::BLOB_DB_GET_MICROS;
      case 0x25:
        return ROCKSDB_NAMESPACE::Histograms::BLOB_DB_MULTIGET_MICROS;
      case 0x26:
        return ROCKSDB_NAMESPACE::Histograms::BLOB_DB_SEEK_MICROS;
      case 0x27:
        return ROCKSDB_NAMESPACE::Histograms::BLOB_DB_NEXT_MICROS;
      case 0x28:
        return ROCKSDB_NAMESPACE::Histograms::BLOB_DB_PREV_MICROS;
      case 0x29:
        return ROCKSDB_NAMESPACE::Histograms::BLOB_DB_BLOB_FILE_WRITE_MICROS;
      case 0x2A:
        return ROCKSDB_NAMESPACE::Histograms::BLOB_DB_BLOB_FILE_READ_MICROS;
      case 0x2B:
        return ROCKSDB_NAMESPACE::Histograms::BLOB_DB_BLOB_FILE_SYNC_MICROS;
      case 0x2C:
        return ROCKSDB_NAMESPACE::Histograms::BLOB_DB_GC_MICROS;
      case 0x2D:
        return ROCKSDB_NAMESPACE::Histograms::BLOB_DB_COMPRESSION_MICROS;
      case 0x2E:
        return ROCKSDB_NAMESPACE::Histograms::BLOB_DB_DECOMPRESSION_MICROS;
      case 0x2F:
        return ROCKSDB_NAMESPACE::Histograms::
            NUM_INDEX_AND_FILTER_BLOCKS_READ_PER_LEVEL;
      case 0x30:
        return ROCKSDB_NAMESPACE::Histograms::NUM_DATA_BLOCKS_READ_PER_LEVEL;
      case 0x31:
        return ROCKSDB_NAMESPACE::Histograms::NUM_SST_READ_PER_LEVEL;
      case 0x32:
        return ROCKSDB_NAMESPACE::Histograms::
            ERROR_HANDLER_AUTORESUME_RETRY_COUNT;
      case 0x1F:
        // 0x1F for backwards compatibility on current minor version.
        return ROCKSDB_NAMESPACE::Histograms::HISTOGRAM_ENUM_MAX;

      default:
        // undefined/default
        return ROCKSDB_NAMESPACE::Histograms::DB_GET;
    }
  }