Package org.eclipse.jgit.internal.storage.file

Class BitmapIndexImpl

java.lang.Object

org.eclipse.jgit.internal.storage.file.BitmapIndexImpl

All Implemented Interfaces:

BitmapIndex

public class BitmapIndexImpl
extends Object
implements BitmapIndex

A compressed bitmap representation of the entire object graph.

Nested Class Summary

Nested classes/interfaces inherited from interface org.eclipse.jgit.lib.BitmapIndex

BitmapIndex.Bitmap, BitmapIndex.BitmapBuilder

Constructor Summary

Constructors

Constructor	Description
BitmapIndexImpl(PackBitmapIndex packIndex)	Creates a BitmapIndex that is back by Compressed bitmaps.

Method Summary

Modifier and Type	Method	Description
org.eclipse.jgit.internal.storage.file.BitmapIndexImpl.CompressedBitmap	getBitmap(AnyObjectId objectId)	Get the bitmap for the id.
org.eclipse.jgit.internal.storage.file.BitmapIndexImpl.CompressedBitmapBuilder	newBitmapBuilder()

Methods inherited from class java.lang.Object

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

Constructor Detail

BitmapIndexImpl

public BitmapIndexImpl(PackBitmapIndex packIndex)

Creates a BitmapIndex that is back by Compressed bitmaps.

Parameters:

packIndex - the bitmap index for the pack.

Method Detail

getBitmap

public org.eclipse.jgit.internal.storage.file.BitmapIndexImpl.CompressedBitmap getBitmap(AnyObjectId objectId)

Description copied from interface: BitmapIndex

Get the bitmap for the id. The returned bitmap is immutable and the bitwise operations return the result of the operation in a new Bitmap.

Specified by:

getBitmap in interface BitmapIndex

Parameters:

objectId - the object ID

Returns:

the Bitmap for the objectId or null, if one does not exist.

newBitmapBuilder

public org.eclipse.jgit.internal.storage.file.BitmapIndexImpl.CompressedBitmapBuilder newBitmapBuilder()

Specified by:

newBitmapBuilder in interface BitmapIndex

Returns:

a new BitmapBuilder based on the values in the index.