public static int compareCommonFamilyPrefix(Cell left, Cell right, int familyCommonPrefix) {
   return Bytes.compareTo(
       left.getFamilyArray(),
       left.getFamilyOffset() + familyCommonPrefix,
       left.getFamilyLength() - familyCommonPrefix,
       right.getFamilyArray(),
       right.getFamilyOffset() + familyCommonPrefix,
       right.getFamilyLength() - familyCommonPrefix);
 }
 private static int findCommonPrefixInFamilyPart(Cell left, Cell right, int familyCommonPrefix) {
   return Bytes.findCommonPrefix(
       left.getFamilyArray(),
       right.getFamilyArray(),
       left.getFamilyLength() - familyCommonPrefix,
       right.getFamilyLength() - familyCommonPrefix,
       left.getFamilyOffset() + familyCommonPrefix,
       right.getFamilyOffset() + familyCommonPrefix);
 }
 /**
  * Find the column index which will replace the column name in the aggregated array and will be
  * restored in Reducer
  *
  * @param cell KeyValue for the column
  * @return column index for the specified cell or -1 if was not found
  */
 private int findIndex(Cell cell) throws IOException {
   byte[] familyName =
       Bytes.copy(cell.getFamilyArray(), cell.getFamilyOffset(), cell.getFamilyLength());
   byte[] name =
       Bytes.copy(cell.getQualifierArray(), cell.getQualifierOffset(), cell.getQualifierLength());
   byte[] cfn = Bytes.add(familyName, QueryConstants.NAMESPACE_SEPARATOR_BYTES, name);
   if (columnIndexes.containsKey(cfn)) {
     return columnIndexes.get(cfn);
   }
   return -1;
 }
예제 #4
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    @Override
    public void write(Cell cell) throws IOException {
      if (encryptor == null) {
        super.write(cell);
        return;
      }

      byte[] iv = nextIv();
      encryptor.setIv(iv);
      encryptor.reset();

      // TODO: Check if this is a cell for an encrypted CF. If not, we can
      // write a 0 here to signal an unwrapped cell and just dump the KV bytes
      // afterward

      StreamUtils.writeRawVInt32(out, iv.length);
      out.write(iv);

      // TODO: Add support for WAL compression

      ByteArrayOutputStream baos = new ByteArrayOutputStream();
      OutputStream cout = encryptor.createEncryptionStream(baos);

      int tlen = cell.getTagsLength();
      // Write the KeyValue infrastructure as VInts.
      StreamUtils.writeRawVInt32(cout, KeyValueUtil.keyLength(cell));
      StreamUtils.writeRawVInt32(cout, cell.getValueLength());
      // To support tags
      StreamUtils.writeRawVInt32(cout, tlen);

      // Write row, qualifier, and family
      StreamUtils.writeRawVInt32(cout, cell.getRowLength());
      cout.write(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength());
      StreamUtils.writeRawVInt32(cout, cell.getFamilyLength());
      cout.write(cell.getFamilyArray(), cell.getFamilyOffset(), cell.getFamilyLength());
      StreamUtils.writeRawVInt32(cout, cell.getQualifierLength());
      cout.write(cell.getQualifierArray(), cell.getQualifierOffset(), cell.getQualifierLength());
      // Write the rest ie. ts, type, value and tags parts
      StreamUtils.writeLong(cout, cell.getTimestamp());
      cout.write(cell.getTypeByte());
      cout.write(cell.getValueArray(), cell.getValueOffset(), cell.getValueLength());
      if (tlen > 0) {
        cout.write(cell.getTagsArray(), cell.getTagsOffset(), tlen);
      }
      cout.close();

      StreamUtils.writeRawVInt32(out, baos.size());
      baos.writeTo(out);

      // Increment IV given the final payload length
      incrementIv(baos.size());
    }
예제 #5
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 @Override
 public Cell getNextCellHint(Cell kv) {
   return KeyValue.createFirstOnRow(
       kv.getRowArray(),
       kv.getRowOffset(),
       kv.getRowLength(),
       kv.getFamilyArray(),
       kv.getFamilyOffset(),
       kv.getFamilyLength(),
       this.minColumn,
       0,
       len(this.minColumn));
 }
 @Override
 public Cell getNextCellHint(Cell kv) {
   return KeyValueUtil.createFirstOnRow(
       kv.getRowArray(),
       kv.getRowOffset(),
       kv.getRowLength(),
       kv.getFamilyArray(),
       kv.getFamilyOffset(),
       kv.getFamilyLength(),
       hint,
       0,
       hint.length);
 }
예제 #7
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 @Override
 public void write(Cell cell) throws IOException {
   checkFlushed();
   // Row
   write(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength());
   // Column family
   write(cell.getFamilyArray(), cell.getFamilyOffset(), cell.getFamilyLength());
   // Qualifier
   write(cell.getQualifierArray(), cell.getQualifierOffset(), cell.getQualifierLength());
   // Version
   this.out.write(Bytes.toBytes(cell.getTimestamp()));
   // Type
   this.out.write(cell.getTypeByte());
   // Value
   write(cell.getValueArray(), cell.getValueOffset(), cell.getValueLength());
   // Tags
   write(cell.getTagsArray(), cell.getTagsOffset(), cell.getTagsLength());
   // MvccVersion
   this.out.write(Bytes.toBytes(cell.getMvccVersion()));
 }