Friday, July 24, 2009

Using rules to pick up rules - Selectors in Guvnor

When you build a package, all its assets are used to compile it. However you might want only a subset of your rules to go into a package. Moreover you might want to create different snapshots that include different set of rules. This article will show how to use the Selector feature available in Guvnor to build packages containing only these rules that satisfy user-defined constraints.

Wednesday, July 8, 2009

JMS – a new fact provider for Drools via Pipeline

The Drools Pipeline is a great tool that allows to put facts into the rule engine from the outside world. Currently supported stores are JMS queues and topics and text files. The format of the payload is almost free to choose, since out of the box you can use JAXB, XStream and the powerful Smooks transformer to convert your data into facts, which the rule engine is able to consume.
This article explains how to use Pipelines.

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