Bend-points and the DMN Editor

We’ve been working in DMN Editor to improve its user experience. We know that our users sometimes have models with many edges that overlap nodes...

Daniel José dos Santos July 30, 2021

How to find a bottle-neck in your rule for performance analysis

Rule performance analysis is a quite popular topic among Drools users. Of course, it’s not a simple task. Performance could be affected by vario...

Toshiya Kobayashi July 22, 2021

How to start contributing to Drools Executable Model

We provide some hopefully useful tips on how to contribute to the Drools project

Luca Molteni July 1, 2021

Intelligent Kafka message routing using Drools DMN Engine and Apache Camel

In this post I want to share an interesting use-case of Healthcare message routing, which we implemented using the Drools DMN Engine and Apache Camel,...

Matteo Mortari June 29, 2021

DMN editor – Contributors Guide – Part 1

This is the first of a series of posts that will quickly empower you to contribute to the DMN editor and other Kogito components.

Guilherme Carreiro June 15, 2021

New DMN Boxed Expression Editor – What is in place

Explore the DMN Boxed Expressions, from the specification to the editor implementation, into this first chapter of a series of articles.

Valentino Pellegrino June 3, 2021

Rule Impact Analysis

Rule impact analysis can visualize rule relationships and impacts of changes in rules.

Toshiya Kobayashi May 20, 2021

Demystifying the Alpha Network Compiler (ANC)

We explore some of the internals of Drools describing a simple way to evaluate a Rete network, some of the optimisation we use in memory and those used while generating the Compiled Alpha Network.

Luca Molteni April 29, 2021

How to use Test Scenario Editor to test your DMN asset in VSCode

This article describes how to use the Test Scenario editor to test your DMN assets in VSCode.

Yeser Amer April 23, 2021

How the new FEEL code-completion works under the hoods

Kogito Tooling 0.9.0 release introduces context-aware code-completion to Literal FEEL expressions.

Guilherme Carreiro March 30, 2021

NEW model-specific DMN kie-server endpoints

Modernising kie-server with new and more user-friendly DMN endpoints, better Swagger/OpenAPI documentation, easier JSON-based REST invocations; an intermediate step to help developers transitioning to service-oriented deployments such as a Kogito-based application.

Matteo Mortari March 23, 2021

Event-driven decisions with Kogito

Kogito event-driven decisions addon: a component that enables the evaluation of decision models in an event-driven fashion.

Alessandro Costa February 17, 2021