Easy Rules is a simple yet powerful Java rules engine providing the following features:
-
Lightweight library and easy to learn API
-
POJO based development with annotation programming model
-
Useful abstractions to define business rules and apply them easily with Java
-
The ability to create composite rules from primitive ones
-
Dynamic rule configuration at runtime using JMX
https://speakerdeck.com/benas/easy-rules
- The current stable version is 2.1.0
- The current development version is 2.1.1-SNAPSHOT:
In order to use snapshot versions, you need to add the following maven repository in your pom.xml:
<repositories>
<repository>
<id>ossrh</id>
<url>https://oss.sonatype.org/content/repositories/snapshots</url>
</repository>
</repositories>You are welcome to contribute to the project with pull requests on GitHub.
If you believe you found a bug, please use the issue tracker. It would be great to attach a JUnit test that fails with the current version. And you will be an awesome contributor if you send a pull request with a patch that fixes the bug!
For any further question, you can use the Gitter channel of the project: 
Thank you all for your contributions!
Many thanks to YourKit, LLC for providing a free license of YourKit Java Profiler to kindly support the development of Easy Rules.
Many thanks to CloudBees for providing a free Jenkins service to support continuous integration for open source projects.
Easy Rules is released under the MIT License:
The MIT License (MIT)
Copyright (c) 2015 Mahmoud Ben Hassine ([email protected])
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.