Examples with DeserializationException org.apache.hadoop.hbase.exceptions.DeserializationException used on opensource projects

Example 6 with DeserializationException

use of org.apache.hadoop.hbase.exceptions.DeserializationException in project hbase by apache.

the class ZKUtil method parseRegionStoreSequenceIds.

/**
   * @param bytes Content of serialized data of RegionStoreSequenceIds
   * @return a RegionStoreSequenceIds object
   * @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 = ClusterStatusProtos.RegionStoreSequenceIds.newBuilder();
    int pblen = ProtobufUtil.lengthOfPBMagic();
    RegionStoreSequenceIds storeIds = null;
    try {
        ProtobufUtil.mergeFrom(regionSequenceIdsBuilder, bytes, pblen, bytes.length - pblen);
        storeIds = regionSequenceIdsBuilder.build();
    } catch (IOException e) {
        throw new DeserializationException(e);
    }
    return storeIds;
}

Example 7 with DeserializationException

use of org.apache.hadoop.hbase.exceptions.DeserializationException in project hbase by apache.

the class VisibilityController method postMutationBeforeWAL.

@Override
public Cell postMutationBeforeWAL(ObserverContext<RegionCoprocessorEnvironment> ctx, MutationType opType, Mutation mutation, Cell oldCell, Cell newCell) throws IOException {
    List<Tag> tags = Lists.newArrayList();
    CellVisibility cellVisibility = null;
    try {
        cellVisibility = mutation.getCellVisibility();
    } catch (DeserializationException e) {
        throw new IOException(e);
    }
    if (cellVisibility == null) {
        return newCell;
    }
    // Prepend new visibility tags to a new list of tags for the cell
    // Don't check user auths for labels with Mutations when the user is super user
    boolean authCheck = authorizationEnabled && checkAuths && !(isSystemOrSuperUser());
    tags.addAll(this.visibilityLabelService.createVisibilityExpTags(cellVisibility.getExpression(), true, authCheck));
    // Carry forward all other tags
    Iterator<Tag> tagsItr = CellUtil.tagsIterator(newCell);
    while (tagsItr.hasNext()) {
        Tag tag = tagsItr.next();
        if (tag.getType() != TagType.VISIBILITY_TAG_TYPE && tag.getType() != TagType.VISIBILITY_EXP_SERIALIZATION_FORMAT_TAG_TYPE) {
            tags.add(tag);
        }
    }
    Cell rewriteCell = CellUtil.createCell(newCell, tags);
    return rewriteCell;
}

Example 8 with DeserializationException

use of org.apache.hadoop.hbase.exceptions.DeserializationException in project hbase by apache.

the class SparkSQLPushDownFilter method parseFrom.

/**
   * @param pbBytes A pb serialized instance
   * @return An instance of SparkSQLPushDownFilter
   * @throws org.apache.hadoop.hbase.exceptions.DeserializationException
   */
@SuppressWarnings("unused")
public static SparkSQLPushDownFilter parseFrom(final byte[] pbBytes) throws DeserializationException {
    SparkFilterProtos.SQLPredicatePushDownFilter proto;
    try {
        proto = SparkFilterProtos.SQLPredicatePushDownFilter.parseFrom(pbBytes);
    } catch (InvalidProtocolBufferException e) {
        throw new DeserializationException(e);
    }
    String encoder = proto.getEncoderClassName();
    BytesEncoder enc = JavaBytesEncoder.create(encoder);
    //Load DynamicLogicExpression
    DynamicLogicExpression dynamicLogicExpression = DynamicLogicExpressionBuilder.build(proto.getDynamicLogicExpression(), enc);
    //Load valuesFromQuery
    final List<ByteString> valueFromQueryArrayList = proto.getValueFromQueryArrayList();
    byte[][] valueFromQueryArray = new byte[valueFromQueryArrayList.size()][];
    for (int i = 0; i < valueFromQueryArrayList.size(); i++) {
        valueFromQueryArray[i] = valueFromQueryArrayList.get(i).toByteArray();
    }
    //Load mapping from HBase family/qualifier to Spark SQL columnName
    HashMap<ByteArrayComparable, HashMap<ByteArrayComparable, String>> currentCellToColumnIndexMap = new HashMap<>();
    for (SparkFilterProtos.SQLPredicatePushDownCellToColumnMapping sqlPredicatePushDownCellToColumnMapping : proto.getCellToColumnMappingList()) {
        byte[] familyArray = sqlPredicatePushDownCellToColumnMapping.getColumnFamily().toByteArray();
        ByteArrayComparable familyByteComparable = new ByteArrayComparable(familyArray, 0, familyArray.length);
        HashMap<ByteArrayComparable, String> qualifierMap = currentCellToColumnIndexMap.get(familyByteComparable);
        if (qualifierMap == null) {
            qualifierMap = new HashMap<>();
            currentCellToColumnIndexMap.put(familyByteComparable, qualifierMap);
        }
        byte[] qualifierArray = sqlPredicatePushDownCellToColumnMapping.getQualifier().toByteArray();
        ByteArrayComparable qualifierByteComparable = new ByteArrayComparable(qualifierArray, 0, qualifierArray.length);
        qualifierMap.put(qualifierByteComparable, sqlPredicatePushDownCellToColumnMapping.getColumnName());
    }
    return new SparkSQLPushDownFilter(dynamicLogicExpression, valueFromQueryArray, currentCellToColumnIndexMap, encoder);
}

Example 9 with DeserializationException

use of org.apache.hadoop.hbase.exceptions.DeserializationException in project hbase by apache.

the class FirstKeyValueMatchingQualifiersFilter method parseFrom.

/**
   * @param pbBytes A pb serialized {@link FirstKeyValueMatchingQualifiersFilter} instance
   * @return An instance of {@link FirstKeyValueMatchingQualifiersFilter} made from <code>bytes</code>
   * @throws DeserializationException
   * @see #toByteArray
   */
public static FirstKeyValueMatchingQualifiersFilter parseFrom(final byte[] pbBytes) throws DeserializationException {
    FilterProtos.FirstKeyValueMatchingQualifiersFilter proto;
    try {
        proto = FilterProtos.FirstKeyValueMatchingQualifiersFilter.parseFrom(pbBytes);
    } catch (InvalidProtocolBufferException e) {
        throw new DeserializationException(e);
    }
    TreeSet<byte[]> qualifiers = new TreeSet<>(Bytes.BYTES_COMPARATOR);
    for (ByteString qualifier : proto.getQualifiersList()) {
        qualifiers.add(qualifier.toByteArray());
    }
    return new FirstKeyValueMatchingQualifiersFilter(qualifiers);
}

Example 10 with DeserializationException

use of org.apache.hadoop.hbase.exceptions.DeserializationException in project hbase by apache.

the class ReplicationPeerZKImpl method parseStateFrom.

/**
   * @param bytes Content of a state znode.
   * @return State parsed from the passed bytes.
   * @throws DeserializationException
   */
private static ReplicationProtos.ReplicationState.State parseStateFrom(final byte[] bytes) throws DeserializationException {
    ProtobufUtil.expectPBMagicPrefix(bytes);
    int pblen = ProtobufUtil.lengthOfPBMagic();
    ReplicationProtos.ReplicationState.Builder builder = ReplicationProtos.ReplicationState.newBuilder();
    ReplicationProtos.ReplicationState state;
    try {
        ProtobufUtil.mergeFrom(builder, bytes, pblen, bytes.length - pblen);
        state = builder.build();
        return state.getState();
    } catch (IOException e) {
        throw new DeserializationException(e);
    }
}