Method parseResult

src/RegionClient.java:1900–1924

De-serializes an hbase.client.Result object. @param buf The buffer that contains a serialized Result. @return The result parsed into a list of KeyValue objects.

(final ChannelBuffer buf)

   * @return The result parsed into a list of {@link KeyValue} objects.
   */
  private static ArrayList<KeyValue> parseResult(final ChannelBuffer buf) {
    final int length = buf.readInt();
    HBaseRpc.checkArrayLength(buf, length);
    //LOG.debug("total Result response length={}", length);

    final int num_kv = numberOfKeyValuesAhead(buf, length);

    final ArrayList<KeyValue> results = new ArrayList<KeyValue>(num_kv);
    KeyValue kv = null;
    for (int i = 0; i < num_kv; i++) {
      final int kv_length = buf.readInt();  // Previous loop checked it's >0.
      // Now read a KeyValue that spans over kv_length bytes.
      kv = KeyValue.fromBuffer(buf, kv);
      final int key_length = (2 + kv.key().length + 1 + kv.family().length
                              + kv.qualifier().length + 8 + 1);   // XXX DEBUG
      if (key_length + kv.value().length + 4 + 4 != kv_length) {
        badResponse("kv_length=" + kv_length
                    + " doesn't match key_length + value_length ("
                    + key_length + " + " + kv.value().length + ") in " + buf
                    + '=' + Bytes.pretty(buf));
      }
      results.add(kv);
    }
    return results;
  }

  /**
   * De-serializes an {@code hbase.client.Result} array.