Compatibility matrix

Plugin	0.1	0.2
Drools	5.2.0	5.4.0

Description / Features

The source code of rules are imported with their violations.

Drools Verifier integration

Drools Verifier Name	Sonar Rule Key	Sonar Category	Sonar Priority	Description
NOT_SPECIFIED	DROOLS_NOT_SPECIFIED
RANGE_CHECK	DROOLS_RANGE_CHECK	Maintainability		Missing ranges, making sure they are all covered
MISSING_EQUALITY	DROOLS_MISSING_EQUALITY	Maintainability	Minor	When there are inequalities, but not equality being catered for
REDUNDANCY	DROOLS_REDUNDANCY			Same restriction exists twice
SUBSUMPTION	DROOLS_SUBSUMPTION			When there multiple rules that have the same RHS, and the LHS has some overlapping conditions
MISSING_COMPONENT	DROOLS_MISSING_COMPONENT
OPTIMISATION	DROOLS_OPTIMISATION	Efficiency
INCOHERENCE	DROOLS_INCOHERENCE		Major	Nothing can meet rule A
OVERLAP	DROOLS_OVERLAP	Maintainability	Minor	Rules that are two restrictions are overlapping. Pattern1( a > 10 ) and Pattern1( a > 100 )
ALWAYS_FALSE	DROOLS_ALWAYS_FALSE		Major	Rules that are always false. Pattern( a == b && a != b )
ALWAYS_TRUE	DROOLS_ALWAYS_TRUE		Major	Rules and Patterns that are always satisfied. Pattern( a > b \|\| a <= b )
EQUIVALANCE	DROOLS_EQUIVALANCE			Rule A is equivalent with rule B

Usage & Installation

Stop Sonar Web server
Copy the JAR file to the directory extensions/plugins/
Restart Sonar server
Configure the plugin at global level and for each project

Usage

Maven projects

If your project is built with Maven, you should add in your pom

and if you aren't in a java project you need to add to the build section drl language :

Non-maven projects

If you project does not use Maven as a build engine, you should create a small pom.xml file at the root of you project and have the following content in it :

pom.xml

Running analysis

To kick-off the analysis, run mvn sonar:sonar

Known limitations

Only drl files are imported.
The inspection by the verifier is done file by file.

Drools plugin