Google Git
Sign in
apache / commons-collections

Apache Commons Collections

Mirrored from https://github.com/apache/commons-collections.git
Clone this repo:

Branches

Tags

More...
  1. 9e9fb1b Re-categorize some entries by Gary Gregory · 5 days ago master
  2. 5593fc3 Bump guava-testlib from 31.1-jre to 32.0.0-jre #394. by Gary Gregory · 5 days ago
  3. ca9e41c Bump guava-testlib from 31.1-jre to 32.0.0-jre (#394) by dependabot[bot] · 5 days ago
  4. 756fef5 Bump commons-parent from 57 to 58 by Gary Gregory · 13 days ago
  5. 68ac136 Grammar by Gary Gregory · 2 weeks ago

Apache Commons Collections

GitHub Actions Status Coverage Status Maven Central Javadocs CodeQL OpenSSFScorecard

The Apache Commons Collections package contains types that extend and augment the Java Collections Framework.

Documentation

More information can be found on the Apache Commons Collections homepage. The Javadoc can be browsed. Questions related to the usage of Apache Commons Collections 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:

<dependency>
  <groupId>org.apache.commons</groupId>
  <artifactId>commons-collections4</artifactId>
  <version>4.4</version>
</dependency>

Contributing

We accept Pull Requests 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.

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.

License

This code is under the Apache License v2.

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

Donations

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

Additional Resources