org.apache.druid.segment

Class RowBasedCursor<RowType>

java.lang.Object

org.apache.druid.segment.RowBasedCursor<RowType>

All Implemented Interfaces:

Cursor

public class RowBasedCursor<RowType>
extends Object
implements Cursor

A Cursor that is based on a stream of objects. Generally created by a RowBasedStorageAdapter.

See Also:

for implementation notes

Constructor Summary

Constructors

Constructor and Description
RowBasedCursor(RowWalker<RowType> rowWalker, RowAdapter<RowType> rowAdapter, Filter filter, org.joda.time.Interval interval, VirtualColumns virtualColumns, Granularity gran, boolean descending, RowSignature rowSignature)

Method Summary

Modifier and Type	Method and Description
void	advance()
void	advanceUninterruptibly()
ColumnSelectorFactory	getColumnSelectorFactory()
org.joda.time.DateTime	getTime()
boolean	isDone()
boolean	isDoneOrInterrupted()
void	reset()

Methods inherited from class java.lang.Object

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

Constructor Detail

RowBasedCursor

public RowBasedCursor(RowWalker<RowType> rowWalker,
                      RowAdapter<RowType> rowAdapter,
                      @Nullable
                      Filter filter,
                      org.joda.time.Interval interval,
                      VirtualColumns virtualColumns,
                      Granularity gran,
                      boolean descending,
                      RowSignature rowSignature)

Method Detail

getColumnSelectorFactory

public ColumnSelectorFactory getColumnSelectorFactory()

Specified by:

getColumnSelectorFactory in interface Cursor

getTime

public org.joda.time.DateTime getTime()

Specified by:

getTime in interface Cursor

advance

public void advance()

Specified by:

advance in interface Cursor

advanceUninterruptibly

public void advanceUninterruptibly()

Specified by:

advanceUninterruptibly in interface Cursor

isDone

public boolean isDone()

Specified by:

isDone in interface Cursor

isDoneOrInterrupted

public boolean isDoneOrInterrupted()

Specified by:

isDoneOrInterrupted in interface Cursor

reset

public void reset()

Specified by:

reset in interface Cursor