Package org.apache.pinot.segment.local.segment.creator.impl.inv

Class BitmapInvertedIndexWriter

java.lang.Object

org.apache.pinot.segment.local.segment.creator.impl.inv.BitmapInvertedIndexWriter

All Implemented Interfaces:

Closeable, AutoCloseable

public final class BitmapInvertedIndexWriter
extends Object
implements Closeable

Writer for bitmap inverted index file.

 Layout for RoaringBitmap inverted index:
 |-------------------------------------------------------------------------|
 |                    Start offset of 1st bitmap                           |
 |    End offset of 1st bitmap (exclusive) / Start offset of 2nd bitmap    |
 |                                   ...                                   |
 | End offset of 2nd last bitmap (exclusive) / Start offset of last bitmap |
 |                  End offset of last bitmap (exclusive)                  |
 |-------------------------------------------------------------------------|
 |                           Data for 1st bitmap                           |
 |                           Data for 2nd bitmap                           |
 |                                   ...                                   |
 |                           Data for last bitmap                          |
 |-------------------------------------------------------------------------|
 

Constructor Summary

Constructors

Constructor	Description
BitmapInvertedIndexWriter(File outputFile, int numBitmaps)

Method Summary

Modifier and Type	Method	Description
void	add(byte[] bitmapBytes)
void	add(byte[] bitmapBytes, int length)
void	add(org.roaringbitmap.RoaringBitmap bitmap)
void	close()

Methods inherited from class java.lang.Object

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

Constructor Detail

BitmapInvertedIndexWriter

public BitmapInvertedIndexWriter(File outputFile,
                                 int numBitmaps)
                          throws IOException

Throws:

IOException

Method Detail

add

public void add(org.roaringbitmap.RoaringBitmap bitmap)
         throws IOException

Throws:

IOException

add

public void add(byte[] bitmapBytes)
         throws IOException

Throws:

IOException

add

public void add(byte[] bitmapBytes,
                int length)
         throws IOException

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Throws:

IOException