org.apache.drill.exec.store.text

Class DrillTextRecordWriter

java.lang.Object

org.apache.drill.exec.store.AbstractRecordWriter

org.apache.drill.exec.store.StringOutputRecordWriter

org.apache.drill.exec.store.text.DrillTextRecordWriter

All Implemented Interfaces:

RecordWriter

public class DrillTextRecordWriter
extends StringOutputRecordWriter

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	DrillTextRecordWriter.ComplexStringFieldConverter

Nested classes/interfaces inherited from class org.apache.drill.exec.store.StringOutputRecordWriter

StringOutputRecordWriter.BigIntStringFieldConverter, StringOutputRecordWriter.BitStringFieldConverter, StringOutputRecordWriter.DateStringFieldConverter, StringOutputRecordWriter.Decimal18StringFieldConverter, StringOutputRecordWriter.Decimal28DenseStringFieldConverter, StringOutputRecordWriter.Decimal28SparseStringFieldConverter, StringOutputRecordWriter.Decimal38DenseStringFieldConverter, StringOutputRecordWriter.Decimal38SparseStringFieldConverter, StringOutputRecordWriter.Decimal9StringFieldConverter, StringOutputRecordWriter.Float4StringFieldConverter, StringOutputRecordWriter.Float8StringFieldConverter, StringOutputRecordWriter.IntervalDayStringFieldConverter, StringOutputRecordWriter.IntervalStringFieldConverter, StringOutputRecordWriter.IntervalYearStringFieldConverter, StringOutputRecordWriter.IntStringFieldConverter, StringOutputRecordWriter.NullableBigIntStringFieldConverter, StringOutputRecordWriter.NullableBitStringFieldConverter, StringOutputRecordWriter.NullableDateStringFieldConverter, StringOutputRecordWriter.NullableDecimal18StringFieldConverter, StringOutputRecordWriter.NullableDecimal28DenseStringFieldConverter, StringOutputRecordWriter.NullableDecimal28SparseStringFieldConverter, StringOutputRecordWriter.NullableDecimal38DenseStringFieldConverter, StringOutputRecordWriter.NullableDecimal38SparseStringFieldConverter, StringOutputRecordWriter.NullableDecimal9StringFieldConverter, StringOutputRecordWriter.NullableFloat4StringFieldConverter, StringOutputRecordWriter.NullableFloat8StringFieldConverter, StringOutputRecordWriter.NullableIntervalDayStringFieldConverter, StringOutputRecordWriter.NullableIntervalStringFieldConverter, StringOutputRecordWriter.NullableIntervalYearStringFieldConverter, StringOutputRecordWriter.NullableIntStringFieldConverter, StringOutputRecordWriter.NullableSmallIntStringFieldConverter, StringOutputRecordWriter.NullableTimeStampStringFieldConverter, StringOutputRecordWriter.NullableTimeStringFieldConverter, StringOutputRecordWriter.NullableTinyIntStringFieldConverter, StringOutputRecordWriter.NullableUInt1StringFieldConverter, StringOutputRecordWriter.NullableUInt2StringFieldConverter, StringOutputRecordWriter.NullableUInt4StringFieldConverter, StringOutputRecordWriter.NullableUInt8StringFieldConverter, StringOutputRecordWriter.NullableVar16CharStringFieldConverter, StringOutputRecordWriter.NullableVarBinaryStringFieldConverter, StringOutputRecordWriter.NullableVarCharStringFieldConverter, StringOutputRecordWriter.RepeatedBigIntStringFieldConverter, StringOutputRecordWriter.RepeatedBitStringFieldConverter, StringOutputRecordWriter.RepeatedDateStringFieldConverter, StringOutputRecordWriter.RepeatedDecimal18StringFieldConverter, StringOutputRecordWriter.RepeatedDecimal28DenseStringFieldConverter, StringOutputRecordWriter.RepeatedDecimal28SparseStringFieldConverter, StringOutputRecordWriter.RepeatedDecimal38DenseStringFieldConverter, StringOutputRecordWriter.RepeatedDecimal38SparseStringFieldConverter, StringOutputRecordWriter.RepeatedDecimal9StringFieldConverter, StringOutputRecordWriter.RepeatedFloat4StringFieldConverter, StringOutputRecordWriter.RepeatedFloat8StringFieldConverter, StringOutputRecordWriter.RepeatedIntervalDayStringFieldConverter, StringOutputRecordWriter.RepeatedIntervalStringFieldConverter, StringOutputRecordWriter.RepeatedIntervalYearStringFieldConverter, StringOutputRecordWriter.RepeatedIntStringFieldConverter, StringOutputRecordWriter.RepeatedSmallIntStringFieldConverter, StringOutputRecordWriter.RepeatedTimeStampStringFieldConverter, StringOutputRecordWriter.RepeatedTimeStringFieldConverter, StringOutputRecordWriter.RepeatedTinyIntStringFieldConverter, StringOutputRecordWriter.RepeatedUInt1StringFieldConverter, StringOutputRecordWriter.RepeatedUInt2StringFieldConverter, StringOutputRecordWriter.RepeatedUInt4StringFieldConverter, StringOutputRecordWriter.RepeatedUInt8StringFieldConverter, StringOutputRecordWriter.RepeatedVar16CharStringFieldConverter, StringOutputRecordWriter.RepeatedVarBinaryStringFieldConverter, StringOutputRecordWriter.RepeatedVarCharStringFieldConverter, StringOutputRecordWriter.SmallIntStringFieldConverter, StringOutputRecordWriter.TimeStampStringFieldConverter, StringOutputRecordWriter.TimeStringFieldConverter, StringOutputRecordWriter.TinyIntStringFieldConverter, StringOutputRecordWriter.UInt1StringFieldConverter, StringOutputRecordWriter.UInt2StringFieldConverter, StringOutputRecordWriter.UInt4StringFieldConverter, StringOutputRecordWriter.UInt8StringFieldConverter, StringOutputRecordWriter.Var16CharStringFieldConverter, StringOutputRecordWriter.VarBinaryStringFieldConverter, StringOutputRecordWriter.VarCharStringFieldConverter

Constructor Summary

Constructors

Constructor and Description
DrillTextRecordWriter(BufferAllocator allocator, StorageStrategy storageStrategy)

Method Summary

Methods

Modifier and Type	Method and Description
void	abort()
void	addField(int fieldId, String value)
void	cleanup()
void	endRecord() Called after adding all fields in a particular record are added using add{TypeHolder}(fieldId, TypeHolder) methods.
EventBasedRecordWriter.FieldConverter	getNewMapConverter(int fieldId, String fieldName, FieldReader reader) Add the field value given in valueHolder at the given column number fieldId.
EventBasedRecordWriter.FieldConverter	getNewRepeatedListConverter(int fieldId, String fieldName, FieldReader reader)
EventBasedRecordWriter.FieldConverter	getNewRepeatedMapConverter(int fieldId, String fieldName, FieldReader reader)
void	init(Map<String,String> writerOptions) Initialize the writer.
void	startNewSchema(List<String> columnNames)
void	startRecord() Called before starting writing fields in a record.

Methods inherited from class org.apache.drill.exec.store.StringOutputRecordWriter

getNewBigIntConverter, getNewBitConverter, getNewDateConverter, getNewDecimal18Converter, getNewDecimal28DenseConverter, getNewDecimal28SparseConverter, getNewDecimal38DenseConverter, getNewDecimal38SparseConverter, getNewDecimal9Converter, getNewFloat4Converter, getNewFloat8Converter, getNewIntConverter, getNewIntervalConverter, getNewIntervalDayConverter, getNewIntervalYearConverter, getNewNullableBigIntConverter, getNewNullableBitConverter, getNewNullableDateConverter, getNewNullableDecimal18Converter, getNewNullableDecimal28DenseConverter, getNewNullableDecimal28SparseConverter, getNewNullableDecimal38DenseConverter, getNewNullableDecimal38SparseConverter, getNewNullableDecimal9Converter, getNewNullableFloat4Converter, getNewNullableFloat8Converter, getNewNullableIntConverter, getNewNullableIntervalConverter, getNewNullableIntervalDayConverter, getNewNullableIntervalYearConverter, getNewNullableSmallIntConverter, getNewNullableTimeConverter, getNewNullableTimeStampConverter, getNewNullableTinyIntConverter, getNewNullableUInt1Converter, getNewNullableUInt2Converter, getNewNullableUInt4Converter, getNewNullableUInt8Converter, getNewNullableVar16CharConverter, getNewNullableVarBinaryConverter, getNewNullableVarCharConverter, getNewRepeatedBigIntConverter, getNewRepeatedBitConverter, getNewRepeatedDateConverter, getNewRepeatedDecimal18Converter, getNewRepeatedDecimal28DenseConverter, getNewRepeatedDecimal28SparseConverter, getNewRepeatedDecimal38DenseConverter, getNewRepeatedDecimal38SparseConverter, getNewRepeatedDecimal9Converter, getNewRepeatedFloat4Converter, getNewRepeatedFloat8Converter, getNewRepeatedIntConverter, getNewRepeatedIntervalConverter, getNewRepeatedIntervalDayConverter, getNewRepeatedIntervalYearConverter, getNewRepeatedSmallIntConverter, getNewRepeatedTimeConverter, getNewRepeatedTimeStampConverter, getNewRepeatedTinyIntConverter, getNewRepeatedUInt1Converter, getNewRepeatedUInt2Converter, getNewRepeatedUInt4Converter, getNewRepeatedUInt8Converter, getNewRepeatedVar16CharConverter, getNewRepeatedVarBinaryConverter, getNewRepeatedVarCharConverter, getNewSmallIntConverter, getNewTimeConverter, getNewTimeStampConverter, getNewTinyIntConverter, getNewUInt1Converter, getNewUInt2Converter, getNewUInt4Converter, getNewUInt8Converter, getNewVar16CharConverter, getNewVarBinaryConverter, getNewVarCharConverter, updateSchema

Methods inherited from class org.apache.drill.exec.store.AbstractRecordWriter

checkForNewPartition, getNewUnionConverter, newPartition, setPartitionVector

Methods inherited from class java.lang.Object

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

Constructor Detail

DrillTextRecordWriter

public DrillTextRecordWriter(BufferAllocator allocator,
                     StorageStrategy storageStrategy)

Method Detail

init

public void init(Map<String,String> writerOptions)
          throws IOException

Description copied from interface: RecordWriter

Initialize the writer.

Parameters:

writerOptions - Contains key, value pair of settings.

Throws:

IOException

startNewSchema

public void startNewSchema(List<String> columnNames)
                    throws IOException

Specified by:

startNewSchema in class StringOutputRecordWriter

Throws:

IOException

addField

public void addField(int fieldId,
            String value)
              throws IOException

Specified by:

addField in class StringOutputRecordWriter

Throws:

IOException

startRecord

public void startRecord()
                 throws IOException

Description copied from interface: RecordWriter

Called before starting writing fields in a record.

Throws:

IOException

endRecord

public void endRecord()
               throws IOException

Description copied from interface: RecordWriter

Called after adding all fields in a particular record are added using add{TypeHolder}(fieldId, TypeHolder) methods.

Throws:

IOException

getNewMapConverter

public EventBasedRecordWriter.FieldConverter getNewMapConverter(int fieldId,
                                                       String fieldName,
                                                       FieldReader reader)

Description copied from interface: RecordWriter

Add the field value given in valueHolder at the given column number fieldId.

Specified by:

getNewMapConverter in interface RecordWriter

Overrides:

getNewMapConverter in class StringOutputRecordWriter

getNewRepeatedMapConverter

public EventBasedRecordWriter.FieldConverter getNewRepeatedMapConverter(int fieldId,
                                                               String fieldName,
                                                               FieldReader reader)

Specified by:

getNewRepeatedMapConverter in interface RecordWriter

Overrides:

getNewRepeatedMapConverter in class StringOutputRecordWriter

getNewRepeatedListConverter

public EventBasedRecordWriter.FieldConverter getNewRepeatedListConverter(int fieldId,
                                                                String fieldName,
                                                                FieldReader reader)

Specified by:

getNewRepeatedListConverter in interface RecordWriter

Overrides:

getNewRepeatedListConverter in class StringOutputRecordWriter

cleanup

public void cleanup()
             throws IOException

Specified by:

cleanup in interface RecordWriter

Overrides:

cleanup in class StringOutputRecordWriter

Throws:

IOException

abort

public void abort()
           throws IOException

Throws:

IOException