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

Class LooseObjects

java.lang.Object

org.eclipse.jgit.internal.storage.file.LooseObjects

class LooseObjects
extends java.lang.Object

Traditional file system based loose objects handler.

This is the loose object representation for a Git object database, where objects are stored loose by hashing them into directories by their ObjectId.

Field Summary

Fields

Modifier and Type	Field	Description
private java.io.File	directory
private static org.slf4j.Logger	LOG
private UnpackedObjectCache	unpackedObjectCache

Constructor Summary

Constructors

Constructor	Description
LooseObjects(java.io.File dir)	Initialize a reference to an on-disk object directory.

Method Summary

Modifier and Type	Method	Description
(package private) void	close()
(package private) void	create()
(package private) java.io.File	fileFor(AnyObjectId objectId)	Compute the location of a loose object file.
(package private) java.io.File	getDirectory()	Getter for the field directory.
(package private) long	getSize(WindowCursor curs, AnyObjectId id)
(package private) boolean	has(AnyObjectId objectId)	Does the requested object exist as a loose object?
(package private) boolean	hasCached(AnyObjectId id)
(package private) FileObjectDatabase.InsertLooseObjectResult	insert(java.io.File tmp, ObjectId id)
(package private) ObjectLoader	open(WindowCursor curs, AnyObjectId id)
(package private) boolean	resolve(java.util.Set<ObjectId> matches, AbbreviatedObjectId id, int matchLimit)	Find objects matching the prefix abbreviation.
java.lang.String	toString()
private FileObjectDatabase.InsertLooseObjectResult	tryMove(java.io.File tmp, java.io.File dst, ObjectId id)

Methods inherited from class java.lang.Object

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

Field Detail

LOG

private static final org.slf4j.Logger LOG

directory

private final java.io.File directory

unpackedObjectCache

private final UnpackedObjectCache unpackedObjectCache

Constructor Detail

LooseObjects

LooseObjects(java.io.File dir)

Initialize a reference to an on-disk object directory.

Parameters:

dir - the location of the objects directory.

Method Detail

getDirectory

java.io.File getDirectory()

Getter for the field directory.

Returns:

the location of the objects directory.

create

void create()
     throws java.io.IOException

Throws:

java.io.IOException

close

void close()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

hasCached

boolean hasCached(AnyObjectId id)

has

boolean has(AnyObjectId objectId)

Does the requested object exist as a loose object?

Parameters:

objectId - identity of the object to test for existence of.

Returns:

true if the specified object is stored as a loose object.

resolve

boolean resolve(java.util.Set<ObjectId> matches,
                AbbreviatedObjectId id,
                int matchLimit)

Find objects matching the prefix abbreviation.

Parameters:

matches - set to add any located ObjectIds to. This is an output parameter.

id - prefix to search for.

matchLimit - maximum number of results to return. At most this many ObjectIds should be added to matches before returning.

Returns:

true if the matches were exhausted before reaching maxLimit.

open

ObjectLoader open(WindowCursor curs,
                  AnyObjectId id)
           throws java.io.IOException

Throws:

java.io.IOException

getSize

long getSize(WindowCursor curs,
             AnyObjectId id)
      throws java.io.IOException

Throws:

java.io.IOException

insert

FileObjectDatabase.InsertLooseObjectResult insert(java.io.File tmp,
                                                  ObjectId id)
                                           throws java.io.IOException

Throws:

java.io.IOException

tryMove

private FileObjectDatabase.InsertLooseObjectResult tryMove(java.io.File tmp,
                                                           java.io.File dst,
                                                           ObjectId id)
                                                    throws java.io.IOException

Throws:

java.io.IOException

fileFor

java.io.File fileFor(AnyObjectId objectId)

Compute the location of a loose object file.

Parameters:

objectId - identity of the object to get the File location for.

Returns:

File location of the specified loose object.