The last release revision of JSR-94 was in 2004. http://www.jcp.org/en/jsr/detail?id=94
On 16-05-13 11:39, Stephen Masters wrote: > JSR-94 is just an API, not an implementation. A bit like if you use JPA, you > still need to have an implementation layer such as Hibernate, and DB-specific > drivers underneath. > > The theoretical benefit is that you should be able to swap rule engine > implementations such as Drools, JRules, or Blaze, without changing your API > code. > > The reality is that most of these rules engines have a lot of functionality > additional to the JSR-94 spec, and may not even be a particularly good fit to > it. So using the JSR-94 API means that you need to accept a cut-down > interface to the rules engine, which prevents you from accessing much of the > functionality that you really need. > > To evaluate whether it's worth it, take a look at your code. What is the > ratio of Drools API code to actual Drools DRL? I'm pretty sure that in any > real-world application, re-writing the API code to an alternative platform is > trivial in comparison to re-writing all of the rules code. > > Steve > > > On 16 May 2013, at 10:09, abhinay_agarwal <abhinay_agar...@infosys.com> wrote: > >> Hey, >> >> I read about JSR-94 and found it quite useful, so was trying to do a POC on >> its usage. These are the steps which i followed. >> >> 1. Made a new java application. >> 2. Added the JSR-94 api jars in its build path. >> 3. Made a rule as myRuleFile.drl >> 4. Wrote a RuleAdapter class as shown in drools expert document Chapter 5. >> The Java Rule Engine >> API (JSR94). >> >> But when i tried to run the piece of code, it kept giving me errors related >> to Class missing related to drools. >> >> Are are the drools jar required to run this example,if yes, then what is the >> avantage of using jsr-94 api ? >> >> If any specific jars, can you please list them out? >> >> If I am doing anything wrong, then, can you please point me to the correct >> direction. >> >> Thanks, >> Abhinay >> >> >> >> -- >> View this message in context: >> http://drools.46999.n3.nabble.com/Using-Java-Rule-Engine-JSR-94-tp4023852.html >> Sent from the Drools: User forum mailing list archive at Nabble.com. >> _______________________________________________ >> rules-users mailing list >> rules-users@lists.jboss.org >> https://lists.jboss.org/mailman/listinfo/rules-users > > _______________________________________________ > rules-users mailing list > rules-users@lists.jboss.org > https://lists.jboss.org/mailman/listinfo/rules-users > _______________________________________________ rules-users mailing list rules-users@lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users
