Mirror of Apache Commons DBCP

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  1. 11233ec Use isEmpty(). by Gary Gregory · 4 hours ago master
  2. a86d227 Use isEmpty(). by Gary Gregory · 5 hours ago
  3. a10231b Use isEmpty(). by Gary Gregory · 16 hours ago
  4. e24196a Define and use constants for empty arrays. by Gary Gregory · 4 days ago
  5. 5e1941c Performance Enhancement: Call toArray with Zero Array Size #20. by Gary Gregory · 4 days ago

Apache Commons DBCP

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Apache Commons DBCP software implements Database Connection Pooling


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


This code is under the Apache Licence v2.

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


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

Additional Resources