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Matthias Sohn 6 years ago
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Java Git # Java Git
========
An implementation of the Git version control system in pure Java. An implementation of the Git version control system in pure Java.
This package is licensed under the EDL (Eclipse Distribution This project is licensed under the __EDL__ (Eclipse Distribution
License). License).
JGit can be imported straight into Eclipse, built and tested from JGit can be imported straight into Eclipse and built and tested from
there, but the automated builds use Maven. there. It can be built from the command line using
[Maven](https://maven.apache.org/) or [Bazel](https://bazel.build/).
The CI builds use Maven and run on [Jenkins](https://ci.eclipse.org/jgit/).
- org.eclipse.jgit - __org.eclipse.jgit__
A pure Java library capable of being run standalone, with no A pure Java library capable of being run standalone, with no
additional support libraries. It provides classes to read and additional support libraries. It provides classes to read and
@ -18,63 +19,73 @@ there, but the automated builds use Maven.
All portions of JGit are covered by the EDL. Absolutely no GPL, All portions of JGit are covered by the EDL. Absolutely no GPL,
LGPL or EPL contributions are accepted within this package. LGPL or EPL contributions are accepted within this package.
- org.eclipse.jgit.ant - __org.eclipse.jgit.ant__
Ant tasks based on JGit. Ant tasks based on JGit.
- org.eclipse.jgit.archive - __org.eclipse.jgit.archive__
Support for exporting to various archive formats (zip etc). Support for exporting to various archive formats (zip etc).
- org.eclipse.jgit.http.apache - __org.eclipse.jgit.http.apache__
Apache httpclient support [Apache httpclient](https://hc.apache.org/httpcomponents-client-ga/) support.
- org.eclipse.jgit.http.server - __org.eclipse.jgit.http.server__
Server for the smart and dumb Git HTTP protocol. Server for the smart and dumb
[Git HTTP protocol](https://github.com/git/git/blob/master/Documentation/technical/http-protocol.txt).
- org.eclipse.jgit.pgm - __org.eclipse.jgit.lfs__
Command-line interface Git commands implemented using JGit Support for [LFS](https://git-lfs.github.com/) (Large File Storage).
("pgm" stands for program).
- __org.eclipse.jgit.lfs.server__
- org.eclipse.jgit.packaging Basic LFS server support.
- __org.eclipse.jgit.packaging__
Production of Eclipse features and p2 repository for JGit. See the JGit Production of Eclipse features and p2 repository for JGit. See the JGit
Wiki on why and how to use this module. Wiki on why and how to use this module.
Tests - __org.eclipse.jgit.pgm__
-----
Command-line interface Git commands implemented using JGit
("pgm" stands for program).
- org.eclipse.jgit.junit - __org.eclipse.jgit.ssh.apache__
Helpers for unit testing Client support for the ssh protocol based on
[Apache Mina sshd](https://mina.apache.org/sshd-project/).
- org.eclipse.jgit.test - __org.eclipse.jgit.ui__
Unit tests for org.eclipse.jgit Simple UI for displaying git log.
- org.eclipse.jgit.ant.test ## Tests
- org.eclipse.jgit.pgm.test
- org.eclipse.jgit.http.test
- org.eclipse.jgit.junit.test
No further description needed - __org.eclipse.jgit.junit__, __org.eclipse.jgit.junit.http__,
__org.eclipse.jgit.junit.ssh__: Helpers for unit testing
- __org.eclipse.jgit.ant.test__: Unit tests for org.eclipse.jgit.ant
- __org.eclipse.jgit.http.test__: Unit tests for org.eclipse.jgit.http.server
- __org.eclipse.jgit.lfs.server.test__: Unit tests for org.eclipse.jgit.lfs.server
- __org.eclipse.jgit.lfs.test__: Unit tests for org.eclipse.jgit.lfs
- __org.eclipse.jgit.pgm.test__: Unit tests for org.eclipse.jgit.pgm
- __org.eclipse.jgit.ssh.apache.test__: Unit tests for org.eclipse.jgit.ssh.apache
- __org.eclipse.jgit.test__: Unit tests for org.eclipse.jgit
Warnings/Caveats ## Warnings/Caveats
----------------
- Native smbolic links are supported, provided the file system supports - Native symbolic links are supported, provided the file system supports
them. For Windows you must have Windows Vista/Windows 2008 or newer, them. For Windows you must use a non-administrator account and have the SeCreateSymbolicLinkPrivilege.
use a non-administrator account and have the SeCreateSymbolicLinkPrivilege.
- Only the timestamp of the index is used by jgit if the index is - Only the timestamp of the index is used by jgit if the index is
dirty. dirty.
- JGit requires at least a Java 8 JDK. - JGit requires at least a Java 8 JDK.
- CRLF conversion is performed depending on the core.autocrlf setting, - CRLF conversion is performed depending on the `core.autocrlf` setting,
however Git for Windows by default stores that setting during however Git for Windows by default stores that setting during
installation in the "system wide" configuration file. If Git is not installation in the "system wide" configuration file. If Git is not
installed, use the global or repository configuration for the installed, use the global or repository configuration for the
@ -88,102 +99,69 @@ Warnings/Caveats
is installed. Modifying PATH is the recommended option if C Git is is installed. Modifying PATH is the recommended option if C Git is
installed. installed.
- We try to use the same notation of $HOME as C Git does. On Windows - We try to use the same notation of `$HOME` as C Git does. On Windows
this is often not the same value as the user.home system property. this is often not the same value as the `user.home` system property.
## Features
Package Features
---------------- - __org.eclipse.jgit__
- Read loose and packed commits, trees, blobs, including
- org.eclipse.jgit/ deltafied objects.
- Read objects from shared repositories
* Read loose and packed commits, trees, blobs, including - Write loose commits, trees, blobs.
deltafied objects. - Write blobs from local files or Java InputStreams.
- Read blobs as Java InputStreams.
* Read objects from shared repositories - Copy trees to local directory, or local directory to a tree.
- Lazily loads objects as necessary.
* Write loose commits, trees, blobs. - Read and write .git/config files.
- Create a new repository.
* Write blobs from local files or Java InputStreams. - Read and write refs, including walking through symrefs.
- Read, update and write the Git index.
* Read blobs as Java InputStreams. - Checkout in dirty working directory if trivial.
- Walk the history from a given set of commits looking for commits
* Copy trees to local directory, or local directory to a tree.
* Lazily loads objects as necessary.
* Read and write .git/config files.
* Create a new repository.
* Read and write refs, including walking through symrefs.
* Read, update and write the Git index.
* Checkout in dirty working directory if trivial.
* Walk the history from a given set of commits looking for commits
introducing changes in files under a specified path. introducing changes in files under a specified path.
- Object transport
* Object transport
Fetch via ssh, git, http, Amazon S3 and bundles. Fetch via ssh, git, http, Amazon S3 and bundles.
Push via ssh, git and Amazon S3. JGit does not yet deltify Push via ssh, git and Amazon S3. JGit does not yet deltify
the pushed packs so they may be a lot larger than C Git packs. the pushed packs so they may be a lot larger than C Git packs.
* Garbage collection - Garbage collection
- Merge
* Merge - Rebase
- And much more
* Rebase
* And much more - __org.eclipse.jgit.pgm__
- Assorted set of command line utilities. Mostly for ad-hoc testing of jgit
- org.eclipse.jgit.pgm/
* Assorted set of command line utilities. Mostly for ad-hoc testing of jgit
log, glog, fetch etc. log, glog, fetch etc.
- __org.eclipse.jgit.ant__
- Ant tasks
- __org.eclipse.jgit.archive__
- Support for Zip/Tar and other formats
- __org.eclipse.http__
- HTTP client and server support
- org.eclipse.jgit.ant/ ## Missing Features
* Ant tasks
- org.eclipse.jgit.archive/
* Support for Zip/Tar and other formats
- org.eclipse.http.*/
* HTTP client and server support
Missing Features
----------------
There are some missing features: There are some missing features:
- gitattributes support - verifying signed commits
- signing tags
- signing push
Support
-------
Post question, comments or patches to the jgit-dev@eclipse.org mailing list. ## Support
You need to be subscribed to post, see here:
https://dev.eclipse.org/mailman/listinfo/jgit-dev Post questions, comments or discussions to the jgit-dev@eclipse.org mailing list.
You need to be [subscribed](https://dev.eclipse.org/mailman/listinfo/jgit-dev)
to post. File bugs and enhancement requests in
[Bugzilla](https://wiki.eclipse.org/EGit/Contributor_Guide#Filing_Bugs).
## Contributing
Contributing See the EGit Contributor Guide: http://wiki.eclipse.org/EGit/Contributor_Guide
------------
See the EGit Contributor Guide: ## About Git
http://wiki.eclipse.org/EGit/Contributor_Guide
About Git
---------
More information about Git, its repository format, and the canonical More information about Git, its repository format, and the canonical
C based implementation can be obtained from the Git website: C based implementation can be obtained from the
[Git website](http://git-scm.com/).
http://git-scm.com/

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