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Mirror of Apache Commons Lang
Latest commit 56907c9 @britter britter Merge branch 'LANG-1182'
LANG-1182: Clarify JavaDoc of StringUtils.containsAny(). Thanks to
Larry West for the suggestion and to Pascal Schuhmacher for implementing
it. This fixes #114 from github.

Apache Commons Lang

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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.


More information can be found on the homepage. The JavaDoc can be browsed. Questions related to the usage of Apache Commons Lang should be posted to the user mailing list.

Where can I get the latest release?

You can download source and binaries from our download page.

Alternatively you can pull it from the central Maven repositories:



We accept PRs via github. The developer mailing list 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 clean test.

If you plan to contribute on a regular basis, please consider filing a contributor license agreement. You can learn more about contributing via GitHub in our contribution guidelines.


Code is under the Apache Licence v2.


You like Apache Commons Lang? Then donate back to the ASF to support the development.

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