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Hopefully tomorrow.<br>
<br>
Mark<br>
Eric Miles wrote:
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Mark,<br>
<br>
Any idea when 4.0GA will be up on the jboss maven repo?<br>
<br>
Thanks!<br>
Eric<br>
<br>
<br>
On Wed, 2007-07-25 at 10:04 +0100, Mark Proctor wrote:
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<pre><font color="#000000">JBoss Drools 4.0 has just been released :) We are really proud of what </font>
<font color="#000000">we have done here. We believe that we now have the best and most </font>
<font color="#000000">powerful declarative rule language, bar none; commercial or open source. </font>
<font color="#000000">The Rule Flow is excellent and I really enjoyed updating the Conway's </font>
<font color="#000000">Game of Life to Rule Flow; sub Rule Flows and milestone support will be </font>
<font color="#000000">coming in a point release soon. The BRMS has long been requested and we </font>
<font color="#000000">put a lot of effort into the ajax based design. The Eclipse improvements </font>
<font color="#000000">for the debug points and guided editor should help reduce learning </font>
<font color="#000000">curves, opening us to new audiences. Of course performance is now much </font>
<font color="#000000">better, especially for complex rules and the new Sequential Mode should </font>
<font color="#000000">be very popular with decision services.</font>
<font color="#000000">Boss Drools 4.0 can be summarised as:</font>
<font color="#000000">* More expressiveness.</font>
<font color="#000000">* More powerful declarative keywords.</font>
<font color="#000000">* Hibernate ready, with 'from' keyword for evaluating external data.</font>
<font color="#000000">* Pluggable dialects, with new MVEL dialect.</font>
<font color="#000000">* New Rule Flow and Eclipse modeller.</font>
<font color="#000000">* Better Performance.</font>
<font color="#000000">* IDE Improvements.</font>
<font color="#000000">* Enterprise Ready with Web 2.0 Business Rules Management Studio.</font>
<font color="#000000">Resources:</font>
<font color="#000000">* Presentation from Skills Matter </font>
<font color="#000000"><a moz-do-not-send="true"
href="http://wiki.jboss.org/wiki/attach?page=JBossRules%2FSkillsMatter20070711.pdf">http://wiki.jboss.org/wiki/attach?page=JBossRules%2FSkillsMatter20070711.pdf</a></font>
<font color="#000000">* What's new in JBoss Rules 4.0 </font>
<font color="#000000"><a moz-do-not-send="true"
href="http://wiki.jboss.org/wiki/attach?page=JBossRules%2Fwhats_new_in_jbossrules_4.0.pdf">http://wiki.jboss.org/wiki/attach?page=JBossRules%2Fwhats_new_in_jbossrules_4.0.pdf</a></font>
<font color="#000000">Enjoy :)</font>
<font color="#000000">The Drools Team</font>
<font color="#000000">Mark Proctor, Michael Neale, Edson Tirelli, Kris Verlaenen, Fernando Meyer</font>
<font color="#000000"><a moz-do-not-send="true"
href="http://blog.athico.com">http://blog.athico.com</a></font>
<font color="#000000">Here is a more detailed enhancements list:</font>
<font color="#000000">Language Expressiveness Enhancements</font>
<font color="#000000">* New Conditional Elements: from(hibernate ready), collect, accumulate </font>
<font color="#000000">and forall</font>
<font color="#000000">* New Field Constraint operators: not matches, not contains, in, not in, </font>
<font color="#000000">memberOf, not memberOf</font>
<font color="#000000">* New Implicit Self Reference field: this</font>
<font color="#000000">* Full support to Conditional Elements nesting, for First Order Logic </font>
<font color="#000000">completeness.</font>
<font color="#000000">* Support to multi-restrictions and constraint connectives && and ||</font>
<font color="#000000">* Parser improvements to remove previous language limitations, like </font>
<font color="#000000">character escaping and keyword conflicts</font>
<font color="#000000">* Support to pluggable dialects and built-in support to Java and MVEL</font>
<font color="#000000">* Complete rewrite of DSL engine, allowing for full l10n</font>
<font color="#000000">* Fact attributes auto-vivification for return value restrictions and </font>
<font color="#000000">inline-eval constraints</font>
<font color="#000000">* Support to nested accessors, property navigation and simplified </font>
<font color="#000000">collection, arrays and maps syntax</font>
<font color="#000000">* Improved support to XML rules</font>
<font color="#000000">* Experimental Clips parser support</font>
<font color="#000000">Core Engine Enhancements</font>
<font color="#000000">* Native support to primitive types, avoiding constant autoboxing</font>
<font color="#000000">* Transparent optional Shadow Facts</font>
<font color="#000000">* Rete Network performance improvements for complex rules</font>
<font color="#000000">* Rule-Flow</font>
<font color="#000000">* Stateful and Stateless working memories (rule engine sessions)</font>
<font color="#000000">* Support for Asynchronous Working Memory actions</font>
<font color="#000000">* Rules Engine Agent for hot deployment and BRMS integration</font>
<font color="#000000">* Pluggeable dialects and and full support to MVEL scripting language</font>
<font color="#000000">* Dynamic salience for rules conflict resolution</font>
<font color="#000000">* Parameterized Queries</font>
<font color="#000000">* halt command</font>
<font color="#000000">* Sequential execution mode, faster performance and uses less memory</font>
<font color="#000000">* Pluggable global variable resolver</font>
<font color="#000000">IDE Enhancements</font>
<font color="#000000">* Support for rule break-points on debugging</font>
<font color="#000000">* WYSIWYG support to rule-flows</font>
<font color="#000000">* New guided editor for rules authoring</font>
<font color="#000000">* Upgrade to support all new engine features</font>
<font color="#000000">Business Rules Management System - BRMS</font>
<font color="#000000">* User friendly web interface with nice WEB 2.0 ajax features (GWT)</font>
<font color="#000000">* Package configuration</font>
<font color="#000000">* Rule Authoring easy to edit rules both with guided editor ( drop-down </font>
<font color="#000000">menus ) and text editor</font>
<font color="#000000">* Package compilation and deployment</font>
<font color="#000000">* Easy deployment with Rule Agent</font>
<font color="#000000">* Easy to organize with categories and search assets</font>
<font color="#000000">* Versioning enabled, you can easily replace yours assets with </font>
<font color="#000000">previously saved</font>
<font color="#000000">* JCR compliant rule assets repository</font>
<font color="#000000">Miscellaneous Enhancements</font>
<font color="#000000">* Slimmed down dependencies and smaller memory footprint</font>
<font color="#000000">_______________________________________________</font>
<font color="#000000">rules-users mailing list</font>
<font color="#000000"><a moz-do-not-send="true"
href="mailto:rules-users@lists.jboss.org">rules-users@lists.jboss.org</a></font>
<font color="#000000"><a moz-do-not-send="true"
href="https://lists.jboss.org/mailman/listinfo/rules-users">https://lists.jboss.org/mailman/listinfo/rules-users</a></font>
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