Examples with ArrayColumnConverter org.apache.drill.exec.record.ColumnConverter.ArrayColumnConverter used on opensource projects

Example 1 with ArrayColumnConverter

use of org.apache.drill.exec.record.ColumnConverter.ArrayColumnConverter in project drill by apache.

the class ColumnConverterFactory method getArrayConverter.

private ColumnConverter getArrayConverter(TupleMetadata providedSchema, ColumnMetadata readerSchema, ArrayWriter arrayWriter) {
    ObjectWriter valueWriter = arrayWriter.entry();
    ColumnConverter valueConverter;
    if (readerSchema.isMap()) {
        valueConverter = getMapConverter(providedSchema, readerSchema.tupleSchema(), valueWriter.tuple());
    } else if (readerSchema.isDict()) {
        valueConverter = getDictConverter(providedSchema, readerSchema.tupleSchema(), valueWriter.dict());
    } else if (readerSchema.isMultiList()) {
        valueConverter = getConverter(null, readerSchema.childSchema(), valueWriter);
    } else {
        valueConverter = getScalarConverter(readerSchema, valueWriter.scalar());
    }
    return new ArrayColumnConverter(arrayWriter, valueConverter);
}