Examples with UnorderedListBuilder org.apache.asterix.builders.UnorderedListBuilder used on opensource projects

Example 6 with UnorderedListBuilder

use of org.apache.asterix.builders.UnorderedListBuilder in project asterixdb by apache.

the class ADMDataParser method parseUnorderedList.

private void parseUnorderedList(AUnorderedListType uoltype, DataOutput out) throws IOException {
    ArrayBackedValueStorage itemBuffer = getTempBuffer();
    UnorderedListBuilder unorderedListBuilder = (UnorderedListBuilder) getUnorderedListBuilder();
    IAType itemType = null;
    if (uoltype != null) {
        itemType = uoltype.getItemType();
    }
    unorderedListBuilder.reset(uoltype);
    int token;
    boolean inList = true;
    boolean expectingListItem = false;
    boolean first = true;
    do {
        token = admLexer.next();
        if (token == AdmLexer.TOKEN_END_RECORD) {
            if (admLexer.next() == AdmLexer.TOKEN_END_RECORD) {
                if (expectingListItem) {
                    throw new ParseException(ErrorCode.PARSER_ADM_DATA_PARSER_LIST_FOUND_END_COLLECTION);
                } else {
                    inList = false;
                }
            } else {
                throw new ParseException(ErrorCode.PARSER_ADM_DATA_PARSER_LIST_FOUND_END_RECOD);
            }
        } else if (token == AdmLexer.TOKEN_COMMA) {
            if (first) {
                throw new ParseException(ErrorCode.PARSER_ADM_DATA_PARSER_LIST_FOUND_COMMA_BEFORE_LIST);
            }
            if (expectingListItem) {
                throw new ParseException(ErrorCode.PARSER_ADM_DATA_PARSER_LIST_FOUND_COMMA_EXPECTING_ITEM);
            }
            expectingListItem = true;
        } else {
            expectingListItem = false;
            itemBuffer.reset();
            admFromLexerStream(token, itemType, itemBuffer.getDataOutput());
            unorderedListBuilder.addItem(itemBuffer);
        }
        first = false;
    } while (inList);
    unorderedListBuilder.write(out, true);
}

Example 7 with UnorderedListBuilder

use of org.apache.asterix.builders.UnorderedListBuilder in project asterixdb by apache.

the class AUnorderedListSerializerDeserializer method serialize.

@SuppressWarnings("unchecked")
@Override
public void serialize(AUnorderedList instance, DataOutput out) throws HyracksDataException {
    // TODO: schemaless ordered list serializer
    UnorderedListBuilder listBuilder = new UnorderedListBuilder();
    ArrayBackedValueStorage itemValue = new ArrayBackedValueStorage();
    listBuilder.reset(unorderedlistType);
    IACursor cursor = instance.getCursor();
    while (cursor.next()) {
        itemValue.reset();
        serializer.serialize(cursor.get(), itemValue.getDataOutput());
        listBuilder.addItem(itemValue);
    }
    listBuilder.write(out, false);
}

Example 8 with UnorderedListBuilder

use of org.apache.asterix.builders.UnorderedListBuilder in project asterixdb by apache.

the class HiveRecordParser method parseUnorderedList.

private void parseUnorderedList(AUnorderedListType uoltype, Object obj, ListObjectInspector oi) throws IOException {
    UnorderedListBuilder unorderedListBuilder = getUnorderedListBuilder();
    IAType itemType = null;
    if (uoltype != null)
        itemType = uoltype.getItemType();
    byte tagByte = itemType.getTypeTag().serialize();
    unorderedListBuilder.reset(uoltype);
    int n = oi.getListLength(obj);
    for (int i = 0; i < n; i++) {
        Object element = oi.getListElement(obj, i);
        ObjectInspector eoi = oi.getListElementObjectInspector();
        if (element == null) {
            throw new RuntimeDataException(ErrorCode.PARSER_HIVE_NULL_VALUE_IN_LIST);
        }
        listItemBuffer.reset();
        final DataOutput dataOutput = listItemBuffer.getDataOutput();
        dataOutput.writeByte(tagByte);
        parseItem(itemType, element, eoi, dataOutput, true);
        unorderedListBuilder.addItem(listItemBuffer);
    }
    unorderedListBuilder.write(fieldValueBuffer.getDataOutput(), true);
}