How to use

toByteArray

method

in

org.apache.hadoop.hbase.protobuf.generated.VisibilityLabelsProtos$VisibilityLabelsRequest

/**
 * Creates the labels data to be written to zookeeper.
 * @param existingLabels
 * @return Bytes form of labels and their ordinal details to be written to zookeeper.
 */
public static byte[] getDataToWriteToZooKeeper(Map<String, Integer> existingLabels) {
 VisibilityLabelsRequest.Builder visReqBuilder = VisibilityLabelsRequest.newBuilder();
 for (Entry<String, Integer> entry : existingLabels.entrySet()) {
  VisibilityLabel.Builder visLabBuilder = VisibilityLabel.newBuilder();
  visLabBuilder.setLabel(ByteString.copyFrom(Bytes.toBytes(entry.getKey())));
  visLabBuilder.setOrdinal(entry.getValue());
  visReqBuilder.addVisLabel(visLabBuilder.build());
 }
 return ProtobufUtil.prependPBMagic(visReqBuilder.build().toByteArray());
}

/**
 * Creates the labels data to be written to zookeeper.
 * @param existingLabels
 * @return Bytes form of labels and their ordinal details to be written to zookeeper.
 */
public static byte[] getDataToWriteToZooKeeper(Map<String, Integer> existingLabels) {
 VisibilityLabelsRequest.Builder visReqBuilder = VisibilityLabelsRequest.newBuilder();
 for (Entry<String, Integer> entry : existingLabels.entrySet()) {
  VisibilityLabel.Builder visLabBuilder = VisibilityLabel.newBuilder();
  visLabBuilder.setLabel(ByteStringer.wrap(Bytes.toBytes(entry.getKey())));
  visLabBuilder.setOrdinal(entry.getValue());
  visReqBuilder.addVisLabel(visLabBuilder.build());
 }
 return ProtobufUtil.prependPBMagic(visReqBuilder.build().toByteArray());
}