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Tag Archives: JBoss Drools

Using a reactive stream as a data source for Drools

A few months ago we started redesigning the Drools lowest level executable model and making it accessible to end user with a Java 8 API. To demonstrate the flexibility of this approach I tried to integrate it with a reactive stream and in particular to use this stream as a data source for Drools. To show how this works I ...

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Drools 6.2.0.Final Released

We are happy to announce the latest and greatest Drools 6.2.0.Final release. This release in particular had a greater focus on improved usability and features that make the project easier to use (and adopt). Lots of improvements on the workbench UI, support for social activities and plugin management, as well as a brand new Execution Server for rules are among ...

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Prototyping an enterprise webapp at Devoxx Hackergarten

For the 10th year in a row, I attended DevoxxBe. It’s my favorite Java conference, but the talk schedule isn’t always optimal: sometimes I want to see 2 great talks at the same time! So at the Hackergarten at Devoxx, between attending talks, a few of us started building a webapp to improve the schedule. We’re calling the prototype OptaConf ...

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The Drools and jBPM KIE Apps platform

With the Drools and jBPM (KIE) 6 series came a new workbench, with the promise of eventual end user extensibility. I finally have some teaser videos to show this working and what’s in store. Make sure you select 1080p and go full screen to see them at their best.                 What you seen ...

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Trace output with Drools

Drools 6 includes a trace output that can help get an idea of what is going on in your system,  and how often things are getting executed, and with how much data. It can also help to understand that Drools 6 is now a goal based algorithm, using a linking mechanism to link in rules for evaluation. More details on ...

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Drools Executable Model

The Executable Model is a re-design of the Drools lowest level model handled by the engine. In the current series (up to 6.x) the executable model has grown organically over the last 8 years, and was never really intended to be targeted by end users. Those wishing to programmatically write rules were advised to do it via code generation and ...

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