Package org.apache.druid.segment.serde

Class CompressedComplexColumn<T>

java.lang.Object

org.apache.druid.segment.serde.CompressedComplexColumn<T>

All Implemented Interfaces:

Closeable, AutoCloseable, BaseColumn, ComplexColumn

public final class CompressedComplexColumn<T>
extends Object
implements ComplexColumn

Constructor Summary

Constructors

Constructor	Description
CompressedComplexColumn(String typeName, CompressedVariableSizedBlobColumn compressedColumn, ImmutableBitmap nullValues, ObjectStrategy<T> objectStrategy)

Method Summary

Modifier and Type	Method	Description
void	close()	Close and release any resources associated with this column.
Class<?>	getClazz()
int	getLength()
T	getRowValue(int rowNum)	Return rows in the column.
String	getTypeName()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.druid.segment.column.BaseColumn

as, makeVectorValueSelector

Methods inherited from interface org.apache.druid.segment.column.ComplexColumn

makeColumnValueSelector, makeVectorObjectSelector

Constructor Detail

CompressedComplexColumn

public CompressedComplexColumn(String typeName,
                               CompressedVariableSizedBlobColumn compressedColumn,
                               ImmutableBitmap nullValues,
                               ObjectStrategy<T> objectStrategy)

Method Detail

getClazz

public Class<?> getClazz()

Specified by:

getClazz in interface ComplexColumn

Returns:

Class of objects returned on calls to ComplexColumn.getRowValue(int) .

getTypeName

public String getTypeName()

Specified by:

getTypeName in interface ComplexColumn

Returns:

Typename associated with this column.

getRowValue

@Nullable
public T getRowValue(int rowNum)

Description copied from interface: ComplexColumn

Return rows in the column.

Specified by:

getRowValue in interface ComplexColumn

Parameters:

rowNum - the row number

Returns:

row object of type same as ComplexColumn.getClazz() } at row number "rowNum" .

getLength

public int getLength()

Specified by:

getLength in interface ComplexColumn

Returns:

serialized size (in bytes) of this column. -1 for unknown

close

public void close()

Description copied from interface: ComplexColumn

Close and release any resources associated with this column.

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Specified by:

close in interface ComplexColumn