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Apache Commons Lang
===================

[![GitHub Actions Status](https://github.com/apache/commons-lang/workflows/Java%20CI/badge.svg)](https://github.com/apache/commons-lang/actions)
[![Coverage Status](https://codecov.io/gh/apache/commons-lang/branch/master/graph/badge.svg)](https://app.codecov.io/gh/apache/commons-lang)
[![Maven Central](https://maven-badges.herokuapp.com/maven-central/org.apache.commons/commons-lang3/badge.svg?gav=true)](https://maven-badges.herokuapp.com/maven-central/org.apache.commons/commons-lang3/?gav=true)
[![Javadocs](https://javadoc.io/badge/org.apache.commons/commons-lang3/3.13.0.svg)](https://javadoc.io/doc/org.apache.commons/commons-lang3/3.13.0)
[![CodeQL](https://github.com/apache/commons-lang/workflows/CodeQL/badge.svg)](https://github.com/apache/commons-lang/actions/workflows/codeql-analysis.yml?query=workflow%3ACodeQL)
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Apache Commons Lang, a package of Java utility classes for the
  classes that are in java.lang's hierarchy, or are considered to be so
  standard as to justify existence in java.lang.

Documentation
-------------

More information can be found on the [Apache Commons Lang homepage](https://commons.apache.org/proper/commons-lang).
The [Javadoc](https://commons.apache.org/proper/commons-lang/apidocs) can be browsed.
Questions related to the usage of Apache Commons Lang should be posted to the [user mailing list][ml].

Where can I get the latest release?
-----------------------------------
You can download source and binaries from our [download page](https://commons.apache.org/proper/commons-lang/download_lang.cgi).

Alternatively, you can pull it from  the central Maven repositories:

```xml
<dependency>
  <groupId>org.apache.commons</groupId>
  <artifactId>commons-lang3</artifactId>
  <version>3.13.0</version>
</dependency>
```

Contributing
------------

We accept Pull Requests via GitHub. The [developer mailing list](https://commons.apache.org/mail-lists.html) is the main channel of communication for contributors.
There are some guidelines which will make applying PRs easier for us:
+ No tabs! Please use spaces for indentation.
+ Respect the code style.
+ Create minimal diffs - disable on save actions like reformat source code or organize imports. If you feel the source code should be reformatted create a separate PR for this change.
+ Provide JUnit tests for your changes and make sure your changes don't break any existing tests by running ```mvn```.

If you plan to contribute on a regular basis, please consider filing a [contributor license agreement](https://www.apache.org/licenses/#clas).
You can learn more about contributing via GitHub in our [contribution guidelines](CONTRIBUTING.md).

License
-------
This code is under the [Apache License v2](https://www.apache.org/licenses/LICENSE-2.0).

See the `NOTICE.txt` file for required notices and attributions.

Donations
---------
You like Apache Commons Lang? Then [donate back to the ASF](https://www.apache.org/foundation/contributing.html) to support the development.

Additional Resources
--------------------

+ [Apache Commons Homepage](https://commons.apache.org/)
+ [Apache Issue Tracker (JIRA)](https://issues.apache.org/jira/browse/LANG)
+ [Apache Commons Slack Channel](https://the-asf.slack.com/archives/C60NVB8AD)
+ [Apache Commons Twitter Account](https://twitter.com/ApacheCommons)
+ `#apache-commons` IRC channel on `irc.freenode.org`

Apache Commons Components
-------------------------

| Component | GitHub Repository | Apache Homepage |
| --------- | ----------------- | ----------------|
| Apache Commons BCEL | [commons-bcel](https://github.com/apache/commons-bcel) | [commons-bcel](https://commons.apache.org/proper/commons-bcel) |
| Apache Commons Beanutils | [commons-beanutils](https://github.com/apache/commons-beanutils) | [commons-beanutils](https://commons.apache.org/proper/commons-beanutils) |
| Apache Commons BSF | [commons-bsf](https://github.com/apache/commons-bsf) | [commons-bsf](https://commons.apache.org/proper/commons-bsf) |
| Apache Commons Build-plugin | [commons-build-plugin](https://github.com/apache/commons-build-plugin) | [commons-build-plugin](https://commons.apache.org/proper/commons-build-plugin) |
| Apache Commons Chain | [commons-chain](https://github.com/apache/commons-chain) | [commons-chain](https://commons.apache.org/proper/commons-chain) |
| Apache Commons CLI | [commons-cli](https://github.com/apache/commons-cli) | [commons-cli](https://commons.apache.org/proper/commons-cli) |
| Apache Commons Codec | [commons-codec](https://github.com/apache/commons-codec) | [commons-codec](https://commons.apache.org/proper/commons-codec) |
| Apache Commons Collections | [commons-collections](https://github.com/apache/commons-collections) | [commons-collections](https://commons.apache.org/proper/commons-collections) |
| Apache Commons Compress | [commons-compress](https://github.com/apache/commons-compress) | [commons-compress](https://commons.apache.org/proper/commons-compress) |
| Apache Commons Configuration | [commons-configuration](https://github.com/apache/commons-configuration) | [commons-configuration](https://commons.apache.org/proper/commons-configuration) |
| Apache Commons Crypto | [commons-crypto](https://github.com/apache/commons-crypto) | [commons-crypto](https://commons.apache.org/proper/commons-crypto) |
| Apache Commons CSV | [commons-csv](https://github.com/apache/commons-csv) | [commons-csv](https://commons.apache.org/proper/commons-csv) |
| Apache Commons Daemon | [commons-daemon](https://github.com/apache/commons-daemon) | [commons-daemon](https://commons.apache.org/proper/commons-daemon) |
| Apache Commons DBCP | [commons-dbcp](https://github.com/apache/commons-dbcp) | [commons-dbcp](https://commons.apache.org/proper/commons-dbcp) |
| Apache Commons Dbutils | [commons-dbutils](https://github.com/apache/commons-dbutils) | [commons-dbutils](https://commons.apache.org/proper/commons-dbutils) |
| Apache Commons Digester | [commons-digester](https://github.com/apache/commons-digester) | [commons-digester](https://commons.apache.org/proper/commons-digester) |
| Apache Commons Email | [commons-email](https://github.com/apache/commons-email) | [commons-email](https://commons.apache.org/proper/commons-email) |
| Apache Commons Exec | [commons-exec](https://github.com/apache/commons-exec) | [commons-exec](https://commons.apache.org/proper/commons-exec) |
| Apache Commons Fileupload | [commons-fileupload](https://github.com/apache/commons-fileupload) | [commons-fileupload](https://commons.apache.org/proper/commons-fileupload) |
| Apache Commons Functor | [commons-functor](https://github.com/apache/commons-functor) | [commons-functor](https://commons.apache.org/proper/commons-functor) |
| Apache Commons Geometry | [commons-geometry](https://github.com/apache/commons-geometry) | [commons-geometry](https://commons.apache.org/proper/commons-geometry) |
| Apache Commons Graph | [commons-graph](https://github.com/apache/commons-graph) | [commons-graph](https://commons.apache.org/proper/commons-graph) |
| Apache Commons Imaging | [commons-imaging](https://github.com/apache/commons-imaging) | [commons-imaging](https://commons.apache.org/proper/commons-imaging) |
| Apache Commons IO | [commons-io](https://github.com/apache/commons-io) | [commons-io](https://commons.apache.org/proper/commons-io) |
| Apache Commons JCI | [commons-jci](https://github.com/apache/commons-jci) | [commons-jci](https://commons.apache.org/proper/commons-jci) |
| Apache Commons JCS | [commons-jcs](https://github.com/apache/commons-jcs) | [commons-jcs](https://commons.apache.org/proper/commons-jcs) |
| Apache Commons Jelly | [commons-jelly](https://github.com/apache/commons-jelly) | [commons-jelly](https://commons.apache.org/proper/commons-jelly) |
| Apache Commons Jexl | [commons-jexl](https://github.com/apache/commons-jexl) | [commons-jexl](https://commons.apache.org/proper/commons-jexl) |
| Apache Commons Jxpath | [commons-jxpath](https://github.com/apache/commons-jxpath) | [commons-jxpath](https://commons.apache.org/proper/commons-jxpath) |
| Apache Commons Lang | [commons-lang](https://github.com/apache/commons-lang) | [commons-lang](https://commons.apache.org/proper/commons-lang) |
| Apache Commons Logging | [commons-logging](https://github.com/apache/commons-logging) | [commons-logging](https://commons.apache.org/proper/commons-logging) |
| Apache Commons Math | [commons-math](https://github.com/apache/commons-math) | [commons-math](https://commons.apache.org/proper/commons-math) |
| Apache Commons Net | [commons-net](https://github.com/apache/commons-net) | [commons-net](https://commons.apache.org/proper/commons-net) |
| Apache Commons Numbers | [commons-numbers](https://github.com/apache/commons-numbers) | [commons-numbers](https://commons.apache.org/proper/commons-numbers) |
| Apache Commons Parent | [commons-parent](https://github.com/apache/commons-parent) | [commons-parent](https://commons.apache.org/proper/commons-parent) |
| Apache Commons Pool | [commons-pool](https://github.com/apache/commons-pool) | [commons-pool](https://commons.apache.org/proper/commons-pool) |
| Apache Commons Proxy | [commons-proxy](https://github.com/apache/commons-proxy) | [commons-proxy](https://commons.apache.org/proper/commons-proxy) |
| Apache Commons RDF | [commons-rdf](https://github.com/apache/commons-rdf) | [commons-rdf](https://commons.apache.org/proper/commons-rdf) |
| Apache Commons Release-plugin | [commons-release-plugin](https://github.com/apache/commons-release-plugin) | [commons-release-plugin](https://commons.apache.org/proper/commons-release-plugin) |
| Apache Commons Rng | [commons-rng](https://github.com/apache/commons-rng) | [commons-rng](https://commons.apache.org/proper/commons-rng) |
| Apache Commons Scxml | [commons-scxml](https://github.com/apache/commons-scxml) | [commons-scxml](https://commons.apache.org/proper/commons-scxml) |
| Apache Commons Signing | [commons-signing](https://github.com/apache/commons-signing) | [commons-signing](https://commons.apache.org/proper/commons-signing) |
| Apache Commons Skin | [commons-skin](https://github.com/apache/commons-skin) | [commons-skin](https://commons.apache.org/proper/commons-skin) |
| Apache Commons Statistics | [commons-statistics](https://github.com/apache/commons-statistics) | [commons-statistics](https://commons.apache.org/proper/commons-statistics) |
| Apache Commons Testing | [commons-testing](https://github.com/apache/commons-testing) | [commons-testing](https://commons.apache.org/proper/commons-testing) |
| Apache Commons Text | [commons-text](https://github.com/apache/commons-text) | [commons-text](https://commons.apache.org/proper/commons-text) |
| Apache Commons Validator | [commons-validator](https://github.com/apache/commons-validator) | [commons-validator](https://commons.apache.org/proper/commons-validator) |
| Apache Commons VFS | [commons-vfs](https://github.com/apache/commons-vfs) | [commons-vfs](https://commons.apache.org/proper/commons-vfs) |
| Apache Commons Weaver | [commons-weaver](https://github.com/apache/commons-weaver) | [commons-weaver](https://commons.apache.org/proper/commons-weaver) |
