org.apache.drill.exec.store.parquet.columnreaders

Class BatchReader.FixedWidthReader

java.lang.Object

org.apache.drill.exec.store.parquet.columnreaders.BatchReader

org.apache.drill.exec.store.parquet.columnreaders.BatchReader.FixedWidthReader

Enclosing class:

BatchReader

public static class BatchReader.FixedWidthReader
extends BatchReader

Strategy for reading a record batch when all columns are fixed-width.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.drill.exec.store.parquet.columnreaders.BatchReader

BatchReader.FixedWidthReader, BatchReader.MockBatchReader, BatchReader.VariableWidthReader

Field Summary

Fields inherited from class org.apache.drill.exec.store.parquet.columnreaders.BatchReader

readState

Constructor Summary

Constructors

Constructor and Description
BatchReader.FixedWidthReader(ReadState readState)

Method Summary

Methods

Modifier and Type	Method and Description
protected long	getReadCount(ColumnReader<?> firstColumnStatus)
protected int	readRecords(ColumnReader<?> firstColumnStatus, long recordsToRead)

Methods inherited from class org.apache.drill.exec.store.parquet.columnreaders.BatchReader

readAllFixedFields, readAllFixedFieldsParallel, readAllFixedFieldsSerial, readBatch

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BatchReader.FixedWidthReader

public BatchReader.FixedWidthReader(ReadState readState)

Method Detail

getReadCount

protected long getReadCount(ColumnReader<?> firstColumnStatus)

Specified by:

getReadCount in class BatchReader

readRecords

protected int readRecords(ColumnReader<?> firstColumnStatus,
              long recordsToRead)
                   throws Exception

Specified by:

readRecords in class BatchReader

Throws:

Exception