Drools is an open source rule engine that provides .NET and Java versions. It separates business rules from application code and allows for declarative programming and centralized knowledge. The document discusses Rule Engines, provides an overview of Drools, highlights advantages like logic and data separation, includes an activity diagram and rule specification example, and references additional Drools resources.

1. Rule Engine: Drools .NetAlbert Guojunyuo@gmail.com1

2. IntroductionRule engineOverview of DroolsAdvantages of using rule engineDemoActivity diagramRule specificationC sharp filesResultReference2Agenda

3. Rules Engines are the pluggable software components that separate the business rules from the application codeRule Engine3

4. Drools is an open source rule engineFree !Drools provides .Net and Java versionUnderstandable rules in rule fileFast execution speedOverview of Drools4

5. Drools – The Big Picture5

6. Three main advantagesDeclarative programmingLogic and data separationCentralization knowledgeDrools is a rule engine advantages aboveAdvantages of using Rules Engine6

7. Demo7

8. Activity Diagram8

9. Rule SpecificationPackage NameRule NameConditionConsequence9

10. Class Diagram10

11. Expense.cs11

12. Program.cs12

13. Program.cs13

14. Result14

15. Drools.NEThttp://droolsdotnet.codehaus.org/Drools.Net - 3.0 User and Installation Guidehttp://droolsdotnet.codehaus.org/Drools.Net+-+3.0+User+and+Installation+GuideGetting Started with Drools.NEThttp://www.codeproject.com/KB/cs/Drools_NETPrimer.aspxReference15