Apache Commons Lang =================== [](https://github.com/apache/commons-lang/actions) [](https://app.codecov.io/gh/apache/commons-lang) [](https://maven-badges.herokuapp.com/maven-central/org.apache.commons/commons-lang3/?gav=true) [](https://javadoc.io/doc/org.apache.commons/commons-lang3/3.12.0) [](https://github.com/apache/commons-lang/actions/workflows/codeql-analysis.yml?query=workflow%3ACodeQL) [](https://api.securityscorecards.dev/projects/github.com/apache/commons-lang) 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 org.apache.commons commons-lang3 3.12.0 ``` 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 Licence 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) |