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RuleFlow (Kris Verlaenen)

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A new feature has been added to the JBoss Rules code, allowing users to create a graphical flow chart that defines the order in which rule sets should be evaluated. This blog shows some examples on how to use ruleflow. Ruleflow will be available in the next milestone release, and really anxious users can alreadyRead more →

update – Drools adds Clips parser

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Progress is going well with the Clips parser I now have the full LHS working, exception functions. That includes the ‘and’, ‘or’, ‘not and exists conditional elements, with full nesting, including ‘and’ and ‘or’ inside the ‘not’ and ‘exists’. Patterns work with literals, bound variables, predicates and return values. I’m now working on functions atRead more →

Drools adds Clips parser

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We have often stated that the Drools rule engine is fully language independant, but to date it’s only had two parsers – XML and DRL. For a bit of fun this weekend, hey I’m a willd type of guy, I went ahead and started on an experimental Clips grammar with ANTLR, although its still aRead more →

Drools 3.1 Milestone 1

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3.1-M1 is now avaliable. Release NotesDownloads Drools 3.1 is the development cycle for the eventually JBoss Rules 3.2 stable release, although the current feature set is looking like this might become 4.0. 3.1-M1 is the first milestone release, which provides an unstable snapshot of the features to date. The documentation will not be updated untilRead more →

JBoss Rules dependencies slim down

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As useful as jakarta commons is, it does have a tendency to bloat your classpath, even if just one method is needed from a jar. JBoss Rules uses commons JCI to allow compiler abstraction, which allows us to easily move between the Janino and the Eclipse Java Compiler. JCI relies on commons-logging, commons-lang, commons-collection andRead more →

JBoss Rules Debug Money Shot

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So we are about to put out a milestone release for JBoss Rules, to wet your appetite I thought I’d put out a money shot first. Here you’ll see the code paused at a debug point in the consequence of a rule, with all available information displayed in the various views. comments

Enhancing JBossRules DSL

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Peter Lin has been doing some great work on enhancing the auto completion for DSLs, which he has blogged with screenshots. He also covers his plans to make the DSL auto completion more intelligent – great work Peter!!!http://woolfel.blogspot.com/2007/01/enhancing-jbossrules-dsl.html