Examples of org.apache.hadoop.hbase.exceptions.DeserializationException

Package org.apache.hadoop.hbase.exceptions

Examples of org.apache.hadoop.hbase.exceptions.DeserializationException

org.apache.hadoop.hbase.exceptions.DeserializationException
Failed deserialization.

   * @param bytes
   * @throws DeserializationException if we are missing the pb magic prefix
   */
  public static void expectPBMagicPrefix(final byte [] bytes) throws DeserializationException {
    if (!isPBMagicPrefix(bytes)) {
      throw new DeserializationException("Missing pb magic " + PB_MAGIC_STR + " prefix");
    }
  }

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  throws DeserializationException {
    FilterProtos.DependentColumnFilter proto;
    try {
      proto = FilterProtos.DependentColumnFilter.parseFrom(pbBytes);
    } catch (InvalidProtocolBufferException e) {
      throw new DeserializationException(e);
    }
    final CompareOp valueCompareOp =
      CompareOp.valueOf(proto.getCompareFilter().getCompareOp().name());
    ByteArrayComparable valueComparator = null;
    try {
      if (proto.getCompareFilter().hasComparator()) {
        valueComparator = ProtobufUtil.toComparator(proto.getCompareFilter().getComparator());
      }
    } catch (IOException ioe) {
      throw new DeserializationException(ioe);
    }
    return new DependentColumnFilter(
      proto.hasColumnFamily()?proto.getColumnFamily().toByteArray():null,
      proto.hasColumnQualifier()?proto.getColumnQualifier().toByteArray():null,
      proto.getDropDependentColumn(), valueCompareOp, valueComparator);

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  throws DeserializationException {
    FilterProtos.ColumnRangeFilter proto;
    try {
      proto = FilterProtos.ColumnRangeFilter.parseFrom(pbBytes);
    } catch (InvalidProtocolBufferException e) {
      throw new DeserializationException(e);
    }
    return new ColumnRangeFilter(proto.hasMinColumn()?proto.getMinColumn().toByteArray():null,
      proto.getMinColumnInclusive(),proto.hasMaxColumn()?proto.getMaxColumn().toByteArray():null,
      proto.getMaxColumnInclusive());
  }

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    try {
      fileContent = builder.mergeFrom(bytes, pblen, bytes.length - pblen).build();
      return fileContent.getVersion();
    } catch (InvalidProtocolBufferException e) {
      // Convert
      throw new DeserializationException(e);
    }
  }

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   * @return long - The current HLog position.
   * @throws DeserializationException
   */
  public static long parseHLogPositionFrom(final byte[] bytes) throws DeserializationException {
    if (bytes == null) {
      throw new DeserializationException("Unable to parse null HLog position.");
    }
    if (ProtobufUtil.isPBMagicPrefix(bytes)) {
      int pblen = ProtobufUtil.lengthOfPBMagic();
      ZooKeeperProtos.ReplicationHLogPosition.Builder builder =
          ZooKeeperProtos.ReplicationHLogPosition.newBuilder();
      ZooKeeperProtos.ReplicationHLogPosition position;
      try {
        position = builder.mergeFrom(bytes, pblen, bytes.length - pblen).build();
      } catch (InvalidProtocolBufferException e) {
        throw new DeserializationException(e);
      }
      return position.getPosition();
    } else {
      if (bytes.length > 0) {
        return Bytes.toLong(bytes);

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   * @throws DeserializationException
   */
  public static RegionStoreSequenceIds parseRegionStoreSequenceIds(final byte[] bytes)
      throws DeserializationException {
    if (bytes == null || !ProtobufUtil.isPBMagicPrefix(bytes)) {
      throw new DeserializationException("Unable to parse RegionStoreSequenceIds.");
    }
    RegionStoreSequenceIds.Builder regionSequenceIdsBuilder =
        ZooKeeperProtos.RegionStoreSequenceIds.newBuilder();
    int pblen = ProtobufUtil.lengthOfPBMagic();
    RegionStoreSequenceIds storeIds = null;
    try {
      storeIds = regionSequenceIdsBuilder.mergeFrom(bytes, pblen, bytes.length - pblen).build();
    } catch (InvalidProtocolBufferException e) {
      throw new DeserializationException(e);
    }
    return storeIds;
  }

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        // A failed parse of the znode is pretty catastrophic. Rather than loop
        // retrying hoping the bad bytes will changes, and rather than change
        // the signature on this method to add an IOE which will send ripples all
        // over the code base, throw a RuntimeException.  This should "never" happen.
        // Fail fast if it does.
        throw new DeserializationException(e);
      }
    }
    // The str returned could be old style -- pre hbase-1502 -- which was
    // hostname and port seperated by a colon rather than hostname, port and
    // startcode delimited by a ','.

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    TableSchema.Builder builder = TableSchema.newBuilder();
    TableSchema ts;
    try {
      ts = builder.mergeFrom(bytes, pblen, bytes.length - pblen).build();
    } catch (InvalidProtocolBufferException e) {
      throw new DeserializationException(e);
    }
    return convert(ts);
  }

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   * @return An instance of {@link HColumnDescriptor} made from <code>bytes</code>
   * @throws DeserializationException
   * @see #toByteArray()
   */
  public static HColumnDescriptor parseFrom(final byte [] bytes) throws DeserializationException {
    if (!ProtobufUtil.isPBMagicPrefix(bytes)) throw new DeserializationException("No magic");
    int pblen = ProtobufUtil.lengthOfPBMagic();
    ColumnFamilySchema.Builder builder = ColumnFamilySchema.newBuilder();
    ColumnFamilySchema cfs = null;
    try {
      cfs = builder.mergeFrom(bytes, pblen, bytes.length - pblen).build();
    } catch (InvalidProtocolBufferException e) {
      throw new DeserializationException(e);
    }
    return convert(cfs);
  }

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  throws DeserializationException {
    FilterProtos.SingleColumnValueFilter proto;
    try {
      proto = FilterProtos.SingleColumnValueFilter.parseFrom(pbBytes);
    } catch (InvalidProtocolBufferException e) {
      throw new DeserializationException(e);
    }


    final CompareOp compareOp =
      CompareOp.valueOf(proto.getCompareOp().name());
    final ByteArrayComparable comparator;
    try {
      comparator = ProtobufUtil.toComparator(proto.getComparator());
    } catch (IOException ioe) {
      throw new DeserializationException(ioe);
    }


    return new SingleColumnValueFilter(proto.hasColumnFamily() ? proto.getColumnFamily()
        .toByteArray() : null, proto.hasColumnQualifier() ? proto.getColumnQualifier()
        .toByteArray() : null, compareOp, comparator, proto.getFilterIfMissing(), proto

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