Examples with ImmutableBytesPtr org.apache.phoenix.hbase.index.util.ImmutableBytesPtr used on opensource projects

Example 6 with ImmutableBytesPtr

use of org.apache.phoenix.hbase.index.util.ImmutableBytesPtr in project phoenix by apache.

the class InListExpression method toString.

@Override
public String toString() {
    int maxToStringLen = 200;
    Expression firstChild = children.get(0);
    PDataType type = firstChild.getDataType();
    StringBuilder buf = new StringBuilder(firstChild + " IN (");
    for (ImmutableBytesPtr value : values) {
        if (firstChild.getSortOrder() != null) {
            type.coerceBytes(value, type, firstChild.getSortOrder(), SortOrder.getDefault());
        }
        buf.append(type.toStringLiteral(value, null));
        buf.append(',');
        if (buf.length() >= maxToStringLen) {
            buf.append("... ");
            break;
        }
    }
    buf.setCharAt(buf.length() - 1, ')');
    return buf.toString();
}

Example 7 with ImmutableBytesPtr

use of org.apache.phoenix.hbase.index.util.ImmutableBytesPtr in project phoenix by apache.

the class InListExpression method readFields.

@Override
public void readFields(DataInput input) throws IOException {
    super.readFields(input);
    // Unused, but left for b/w compat. TODO: remove in next major release
    input.readBoolean();
    fixedWidth = WritableUtils.readVInt(input);
    byte[] valuesBytes = Bytes.readByteArray(input);
    valuesByteLength = valuesBytes.length;
    int len = fixedWidth == -1 ? WritableUtils.readVInt(input) : valuesByteLength / fixedWidth;
    // TODO: consider using a regular HashSet as we never serialize from the server-side
    values = Sets.newLinkedHashSetWithExpectedSize(len);
    int offset = 0;
    int i = 0;
    if (i < len) {
        offset = readValue(input, valuesBytes, offset, minValue = new ImmutableBytesPtr());
        while (++i < len - 1) {
            offset = readValue(input, valuesBytes, offset, new ImmutableBytesPtr());
        }
        if (i < len) {
            offset = readValue(input, valuesBytes, offset, maxValue = new ImmutableBytesPtr());
        } else {
            maxValue = minValue;
        }
    } else {
        minValue = maxValue = new ImmutableBytesPtr(ByteUtil.EMPTY_BYTE_ARRAY);
    }
}

Example 8 with ImmutableBytesPtr

use of org.apache.phoenix.hbase.index.util.ImmutableBytesPtr in project phoenix by apache.

the class InListExpression method readValue.

private int readValue(DataInput input, byte[] valuesBytes, int offset, ImmutableBytesPtr ptr) throws IOException {
    int valueLen = fixedWidth == -1 ? WritableUtils.readVInt(input) : fixedWidth;
    values.add(new ImmutableBytesPtr(valuesBytes, offset, valueLen));
    return offset + valueLen;
}

Example 9 with ImmutableBytesPtr

use of org.apache.phoenix.hbase.index.util.ImmutableBytesPtr in project phoenix by apache.

the class DistinctValueWithCountServerAggregator method evaluate.

@Override
public boolean evaluate(Tuple tuple, ImmutableBytesWritable ptr) {
    // This serializes the Map. The format is as follows
    // Map size(VInt ie. 1 to 5 bytes) +
    // ( key length [VInt ie. 1 to 5 bytes] + key bytes + value [VInt ie. 1 to 5 bytes] )*
    int serializationSize = countMapSerializationSize();
    buffer = new byte[serializationSize];
    int offset = 1;
    offset += ByteUtil.vintToBytes(buffer, offset, this.valueVsCount.size());
    for (Entry<ImmutableBytesPtr, Integer> entry : this.valueVsCount.entrySet()) {
        ImmutableBytesPtr key = entry.getKey();
        offset += ByteUtil.vintToBytes(buffer, offset, key.getLength());
        System.arraycopy(key.get(), key.getOffset(), buffer, offset, key.getLength());
        offset += key.getLength();
        offset += ByteUtil.vintToBytes(buffer, offset, entry.getValue().intValue());
    }
    if (serializationSize > compressThreshold) {
        // The size for the map serialization is above the threshold. We will do the Snappy compression here.
        byte[] compressed = new byte[COMPRESS_MARKER.length + Snappy.maxCompressedLength(buffer.length)];
        System.arraycopy(COMPRESS_MARKER, 0, compressed, 0, COMPRESS_MARKER.length);
        int compressedLen = Snappy.compress(buffer, 1, buffer.length - 1, compressed, COMPRESS_MARKER.length);
        ptr.set(compressed, 0, compressedLen + 1);
        return true;
    }
    ptr.set(buffer, 0, offset);
    return true;
}

Example 10 with ImmutableBytesPtr

use of org.apache.phoenix.hbase.index.util.ImmutableBytesPtr in project phoenix by apache.

the class IndexMaintainer method fromProto.

public static IndexMaintainer fromProto(ServerCachingProtos.IndexMaintainer proto, RowKeySchema dataTableRowKeySchema, boolean isDataTableSalted) throws IOException {
    IndexMaintainer maintainer = new IndexMaintainer(dataTableRowKeySchema, isDataTableSalted);
    maintainer.nIndexSaltBuckets = proto.getSaltBuckets();
    maintainer.isMultiTenant = proto.getIsMultiTenant();
    maintainer.viewIndexId = proto.hasViewIndexId() ? proto.getViewIndexId().toByteArray() : null;
    List<ServerCachingProtos.ColumnReference> indexedColumnsList = proto.getIndexedColumnsList();
    maintainer.indexedColumns = new HashSet<ColumnReference>(indexedColumnsList.size());
    for (ServerCachingProtos.ColumnReference colRefFromProto : indexedColumnsList) {
        maintainer.indexedColumns.add(new ColumnReference(colRefFromProto.getFamily().toByteArray(), colRefFromProto.getQualifier().toByteArray()));
    }
    List<Integer> indexedColumnTypes = proto.getIndexedColumnTypeOrdinalList();
    maintainer.indexedColumnTypes = new ArrayList<PDataType>(indexedColumnTypes.size());
    for (Integer typeOrdinal : indexedColumnTypes) {
        maintainer.indexedColumnTypes.add(PDataType.values()[typeOrdinal]);
    }
    maintainer.indexTableName = proto.getIndexTableName().toByteArray();
    maintainer.rowKeyOrderOptimizable = proto.getRowKeyOrderOptimizable();
    maintainer.dataEmptyKeyValueCF = proto.getDataTableEmptyKeyValueColFamily().toByteArray();
    ServerCachingProtos.ImmutableBytesWritable emptyKeyValueColFamily = proto.getEmptyKeyValueColFamily();
    maintainer.emptyKeyValueCFPtr = new ImmutableBytesPtr(emptyKeyValueColFamily.getByteArray().toByteArray(), emptyKeyValueColFamily.getOffset(), emptyKeyValueColFamily.getLength());
    maintainer.indexedExpressions = new ArrayList<>();
    try (ByteArrayInputStream stream = new ByteArrayInputStream(proto.getIndexedExpressions().toByteArray())) {
        DataInput input = new DataInputStream(stream);
        while (stream.available() > 0) {
            int expressionOrdinal = WritableUtils.readVInt(input);
            Expression expression = ExpressionType.values()[expressionOrdinal].newInstance();
            expression.readFields(input);
            maintainer.indexedExpressions.add(expression);
        }
    }
    maintainer.rowKeyMetaData = newRowKeyMetaData(maintainer, dataTableRowKeySchema, maintainer.indexedExpressions.size(), isDataTableSalted, maintainer.isMultiTenant);
    try (ByteArrayInputStream stream = new ByteArrayInputStream(proto.getRowKeyMetadata().toByteArray())) {
        DataInput input = new DataInputStream(stream);
        maintainer.rowKeyMetaData.readFields(input);
    }
    maintainer.nDataCFs = proto.getNumDataTableColFamilies();
    maintainer.indexWALDisabled = proto.getIndexWalDisabled();
    maintainer.estimatedIndexRowKeyBytes = proto.getIndexRowKeyByteSize();
    maintainer.immutableRows = proto.getImmutable();
    List<ColumnInfo> indexedColumnInfoList = proto.getIndexedColumnInfoList();
    maintainer.indexedColumnsInfo = Sets.newHashSet();
    for (ColumnInfo info : indexedColumnInfoList) {
        maintainer.indexedColumnsInfo.add(new Pair<>(info.getFamilyName(), info.getColumnName()));
    }
    // proto doesn't support single byte so need an explicit cast here
    maintainer.encodingScheme = PTable.QualifierEncodingScheme.fromSerializedValue((byte) proto.getEncodingScheme());
    maintainer.immutableStorageScheme = PTable.ImmutableStorageScheme.fromSerializedValue((byte) proto.getImmutableStorageScheme());
    maintainer.isLocalIndex = proto.getIsLocalIndex();
    List<ServerCachingProtos.ColumnReference> dataTableColRefsForCoveredColumnsList = proto.getDataTableColRefForCoveredColumnsList();
    List<ServerCachingProtos.ColumnReference> indexTableColRefsForCoveredColumnsList = proto.getIndexTableColRefForCoveredColumnsList();
    maintainer.coveredColumnsMap = Maps.newHashMapWithExpectedSize(dataTableColRefsForCoveredColumnsList.size());
    boolean encodedColumnNames = maintainer.encodingScheme != NON_ENCODED_QUALIFIERS;
    Iterator<ServerCachingProtos.ColumnReference> indexTableColRefItr = indexTableColRefsForCoveredColumnsList.iterator();
    for (ServerCachingProtos.ColumnReference colRefFromProto : dataTableColRefsForCoveredColumnsList) {
        ColumnReference dataTableColRef = new ColumnReference(colRefFromProto.getFamily().toByteArray(), colRefFromProto.getQualifier().toByteArray());
        ColumnReference indexTableColRef;
        if (encodedColumnNames) {
            ServerCachingProtos.ColumnReference fromProto = indexTableColRefItr.next();
            indexTableColRef = new ColumnReference(fromProto.getFamily().toByteArray(), fromProto.getQualifier().toByteArray());
        } else {
            byte[] cq = IndexUtil.getIndexColumnName(dataTableColRef.getFamily(), dataTableColRef.getQualifier());
            byte[] cf = maintainer.isLocalIndex ? IndexUtil.getLocalIndexColumnFamily(dataTableColRef.getFamily()) : dataTableColRef.getFamily();
            indexTableColRef = new ColumnReference(cf, cq);
        }
        maintainer.coveredColumnsMap.put(dataTableColRef, indexTableColRef);
    }
    maintainer.initCachedState();
    return maintainer;
}