Re: [rules-dev] [rules-users] Need Camel + drools (OSGI) integration help

On 15/02/2012 00:44, Alexander Filipchik wrote: Updated tests. Diff is attached. saw your msg on irc, great news :) >> Don't forget to update the docs too, so they remain up to date. Where can I find the docs? https://github.com/droolsjbpm/droolsjbpm-integration/tree/master/droolsjb... Alex On Fri, Feb 10, 2012 at 11:44 AM, Mark Proctor <mproctor(a)codehaus.org&gt;wrote: > On 10/02/2012 19:41, Alexander Filipchik wrote: > > Hello! > > Can you submit a pull request over at github? Don't forget to update the > docs too, so they remain up to date. > > Mark > > > I finally managed to get it working, but it required some changes in > the existent stuff... > Here is a diff: > > git://github.com/droolsjbpm/drools.git > diff --git a/drools-compiler/pom.xml b/drools-compiler/pom.xml > index 708a5b2..4b1dc98 100644 > --- a/drools-compiler/pom.xml > +++ b/drools-compiler/pom.xml > @@ -244,7 +244,7 @@ > <_removeheaders>Ignore-Package</_removeheaders> > > <Bundle-SymbolicName>org.drools.compiler;singleton:=true</Bundle-SymbolicName> > > <Require-Bundle>org.drools.core;visibility:=reexport;bundle-version="${drools.osgi.version}"</Require-Bundle> > - <Import-Package>!org.drools.*, > + <Import-Package>org.antlr.*;version="3.4",!org.drools.*, > <!-- java compilers are optional: only need one at most --> > > org.codehaus.janino.*;resolution:=optional,org.eclipse.jdt.*;resolution:=optional, > *</Import-Package> > > git://github.com/droolsjbpm/droolsjbpm-integration.git > diff --git a/drools-camel/pom.xml b/drools-camel/pom.xml > index a5a6b3d..273bfaa 100644 > --- a/drools-camel/pom.xml > +++ b/drools-camel/pom.xml > @@ -23,7 +23,7 @@ > <dependency> > <groupId>org.drools</groupId> > <artifactId>knowledge-internal-api</artifactId> > - </dependency> > + </dependency> > <dependency> > <groupId>org.drools</groupId> > <artifactId>drools-core</artifactId> > @@ -186,5 +186,44 @@ > <scope>provided</scope> > </dependency> > </dependencies> > - > + <build> > + <plugins> > + <plugin> > + <artifactId>maven-jar-plugin</artifactId> > + <configuration> > + <archive> > + <manifestFile>META-INF/MANIFEST.MF</manifestFile> > + </archive> > + </configuration> > + </plugin> > + <plugin> > + <groupId>org.apache.felix</groupId> > + <artifactId>maven-bundle-plugin</artifactId> > + <extensions>true</extensions> > + <executions> > + <execution> > + <id>manifest</id> > + <phase>process-classes</phase> > + <goals> > + <goal>manifest</goal> > + </goals> > + </execution> > + </executions> > + <configuration> > + <manifestLocation>META-INF</manifestLocation> > + <instructions> > + > <Bundle-SymbolicName>org.drools.camel;singleton:=true</Bundle-SymbolicName> > + <_removeheaders>Ignore-Package</_removeheaders> > + <Require-Bundle> > + org.drools.core;bundle-version="${drools.osgi.version}", > + org.drools.spring;bundle-version="${drools.osgi.version}" > + </Require-Bundle> > + <Import-Package>!org.drools.*, *</Import-Package> > + <Export-Package>!org.drools.grid, org.drools.camel.*, > org.drools.camel.jax</Export-Package> > + <DynamicImport-Package>org.drools.*</DynamicImport-Package> > + </instructions> > + </configuration> > + </plugin> > + </plugins> > + </build> > </project> > diff --git a/drools-container/drools-spring/pom.xml > b/drools-container/drools-spring/pom.xml > index b6be52c..f83a457 100644 > --- a/drools-container/drools-spring/pom.xml > +++ b/drools-container/drools-spring/pom.xml > @@ -126,7 +126,45 @@ > <groupId>org.antlr</groupId> > <artifactId>antlr-runtime</artifactId> > <scope>test</scope> > - </dependency> > + </dependency> > </dependencies> > - > + <build> > + <plugins> > + <plugin> > + <artifactId>maven-jar-plugin</artifactId> > + <configuration> > + <archive> > + <manifestFile>META-INF/MANIFEST.MF</manifestFile> > + </archive> > + </configuration> > + </plugin> > + <plugin> > + <groupId>org.apache.felix</groupId> > + <artifactId>maven-bundle-plugin</artifactId> > + <extensions>true</extensions> > + <executions> > + <execution> > + <id>manifest</id> > + <phase>process-classes</phase> > + <goals> > + <goal>manifest</goal> > + </goals> > + </execution> > + </executions> > + <configuration> > + <manifestLocation>META-INF</manifestLocation> > + <instructions> > + > <Bundle-SymbolicName>org.drools.spring;singleton:=true</Bundle-SymbolicName> > + <_removeheaders>Ignore-Package</_removeheaders> > + > <Require-Bundle>org.drools.core;bundle-version="${drools.osgi.version}"</Require-Bundle> > + <Import-Package>!org.drools.*, *</Import-Package> > + <Export-Package> > + > org.drools.grid,org.drools.grid.impl,org.drools.container.spring > + </Export-Package> > + <DynamicImport-Package>org.drools.*</DynamicImport-Package> > + </instructions> > + </configuration> > + </plugin> > + </plugins> > + </build> > </project> > > Alex > > On Tue, Feb 7, 2012 at 6:01 PM, Alexander Filipchik <afilipchik(a)gmail.com > > wrote: > >> Thank you! But didn't help. >> Actually I see some weird behavior. I decided to try referring >> drools-core using Require-Bundle from my bundle, so I added >> <Bundle-SymbolicName>org.drools.core</Bundle-SymbolicName> to a >> drools-core package, recompiled it and got >> NullPointerException (still without stacktrace) when I tried to deploy >> new core bundle to a karaf container. >> >> I was able to deploy it after I removed Bundle-SymbolicName and >> recompiled again. >> >> Thanks, >> Alex >> >> On Tue, Feb 7, 2012 at 4:42 PM, Mauricio Salatino <salaboy(a)gmail.com&gt;wrote: >> >>> I've already answer a similar question here.. try including inside the >>> application that is using the bundles the file called: >>> drools.packagebuilder.conf >>> >>> which contains: >>> drools.dialect.default = java >>> drools.dialect.java = >>> org.drools.rule.builder.dialect.java.JavaDialectConfiguration >>> drools.dialect.java.compiler = ECLIPSE >>> >>> drools.dialect.mvel = >>> org.drools.rule.builder.dialect.mvel.MVELDialectConfiguration >>> drools.dialect.mvel.strict = true >>> drools.dialect.mvel.langLevel = 4 >>> >>> drools.accumulate.function.average = >>> org.drools.base.accumulators.AverageAccumulateFunction >>> drools.accumulate.function.max = >>> org.drools.base.accumulators.MaxAccumulateFunction >>> drools.accumulate.function.min = >>> org.drools.base.accumulators.MinAccumulateFunction >>> drools.accumulate.function.count = >>> org.drools.base.accumulators.CountAccumulateFunction >>> drools.accumulate.function.sum = >>> org.drools.base.accumulators.SumAccumulateFunction >>> drools.accumulate.function.collectList = >>> org.drools.base.accumulators.CollectListAccumulateFunction >>> drools.accumulate.function.collectSet = >>> org.drools.base.accumulators.CollectSetAccumulateFunction >>> >>> drools.evaluator.coincides = >>> org.drools.base.evaluators.CoincidesEvaluatorDefinition >>> drools.evaluator.before = >>> org.drools.base.evaluators.BeforeEvaluatorDefinition >>> drools.evaluator.after = >>> org.drools.base.evaluators.AfterEvaluatorDefinition >>> drools.evaluator.meets = >>> org.drools.base.evaluators.MeetsEvaluatorDefinition >>> drools.evaluator.metby = >>> org.drools.base.evaluators.MetByEvaluatorDefinition >>> drools.evaluator.overlaps = >>> org.drools.base.evaluators.OverlapsEvaluatorDefinition >>> drools.evaluator.overlappedby = >>> org.drools.base.evaluators.OverlappedByEvaluatorDefinition >>> drools.evaluator.during = >>> org.drools.base.evaluators.DuringEvaluatorDefinition >>> drools.evaluator.includes = >>> org.drools.base.evaluators.IncludesEvaluatorDefinition >>> drools.evaluator.starts = >>> org.drools.base.evaluators.StartsEvaluatorDefinition >>> drools.evaluator.startedby = >>> org.drools.base.evaluators.StartedByEvaluatorDefinition >>> drools.evaluator.finishes = >>> org.drools.base.evaluators.FinishesEvaluatorDefinition >>> drools.evaluator.finishedby = >>> org.drools.base.evaluators.FinishedByEvaluatorDefinition >>> drools.evaluator.equality = >>> org.drools.base.evaluators.EqualityEvaluatorsDefinition >>> drools.evaluator.comparable = >>> org.drools.base.evaluators.ComparableEvaluatorsDefinition >>> drools.evaluator.set = >>> org.drools.base.evaluators.SetEvaluatorsDefinition >>> drools.evaluator.matches = >>> org.drools.base.evaluators.MatchesEvaluatorsDefinition >>> drools.evaluator.soundslike = >>> org.drools.base.evaluators.SoundslikeEvaluatorsDefinition >>> >>> Cheers >>> >>> >>> On Tue, Feb 7, 2012 at 9:03 PM, Alexander Filipchik >>> <afilipchik(a)gmail.com&gt; wrote: >>> > It's not an obvious how to OSGI-fy something :) >>> > >>> > I did some homework - now I have OSGi-ified versions of drools-spring >>> and >>> > drools-camel. >>> > Also I created own bundle and tried to import >>> KnowledgeBaseFactoryService, >>> > ServiceRegistry and KnowledgeBaseFactoryService as described in >>> > http://docs.jboss.org/jbpm/v5.2/userguide/ch18.html#d0e4308. >>> > All what I got - NullPointerException from karaf core (haven't gotten >>> full >>> > staketrace yet. For some reason it is just: >>> > 15:11:34,484 | INFO | l Console Thread | Console >>> | >>> > ? ? | 34 - >>> org.apache.karaf.shell.console >>> > - 2.2.2.fuse-02-13 | Exception caught while executing command >>> > java.lang.NullPointerException >>> > ) >>> > >>> > So, I spent some time randomly adding and removing configuration >>> params and >>> > I found - NPE occurs when I'm trying to import >>> > org.drools.KnowledgeBaseFactoryService. >>> > I guess (i'm not OSGI expert) it could be because org.drools package >>> is >>> > exported in 2! bundles. It is in drools-core and knowledge-api >>> bundles. And >>> > I guess, karaf container just can't link my bundle with both core and >>> api, >>> > only first bundle which contains requested package (org.drools) wins. >>> > >>> > Any ideas on how to make it work? >>> > I actually have one - every bundle should export own package. For >>> > knowledge-api it should be org.drools.api, and org.drools.core for >>> > drools-core. >>> > >>> > Here is full log of similar packages: >>> > WARNING: multiple bundles are exporting package org.drools.command >>> > - org.drools.core [218] >>> > - org.drools.api [216] >>> > - org.drools.internalapi [217] >>> > >>> > WARNING: multiple bundles are exporting package >>> org.drools.runtime.process >>> > - org.drools.core [218] >>> > - org.drools.api [216] >>> > >>> > WARNING: multiple bundles are exporting package org.drools.time >>> > - org.drools.core [218] >>> > - org.drools.api [216] >>> > >>> > WARNING: multiple bundles are exporting package >>> > org.apache.geronimo.transaction >>> > - org.apache.aries.transaction.manager [123] >>> > - org.apache.aries.transaction.manager [51] >>> > >>> > WARNING: multiple bundles are exporting package org.drools >>> > - org.drools.core [218] >>> > - org.drools.api [216] >>> > >>> > WARNING: multiple bundles are exporting package >>> > org.apache.geronimo.transaction.manager >>> > - org.apache.aries.transaction.manager [123] >>> > - org.apache.aries.transaction.manager [51] >>> > >>> > WARNING: multiple bundles are exporting package org.drools.grid >>> > - org.drools.core [218] >>> > - org.drools.spring [220] >>> > >>> > WARNING: multiple bundles are exporting package jline >>> > - org.apache.servicemix.bundles.jruby [210] >>> > - org.apache.karaf.shell.console [34] >>> > >>> > WARNING: multiple bundles are exporting package >>> > org.apache.geronimo.transaction.log >>> > - org.apache.aries.transaction.manager [123] >>> > - org.apache.aries.transaction.manager [51] >>> > >>> > WARNING: multiple bundles are exporting package org.drools.management >>> > - org.drools.core [218] >>> > - org.drools.api [216] >>> > >>> > WARNING: multiple bundles are exporting package org.drools.agent >>> > - org.drools.core [218] >>> > - org.drools.api [216] >>> > >>> > WARNING: multiple bundles are exporting package org.drools.event >>> > - org.drools.core [218] >>> > - org.drools.api [216] >>> > >>> > 2012/2/3 Mark Proctor <mproctor(a)codehaus.org&gt; >>> >> >>> >> neither spring or camel have been OSGi-ified. only api, core, >>> compiler, >>> >> templates, decision-tables and flow have. >>> >> >>> >> If someone wants to OSGi-ify those and contribute back they are very >>> >> welcome: >>> >> 1) update the pom.xml to use the osgi bundle plugin, see other >>> existing >>> >> poms. >>> >> >>> >> >>> https://github.com/droolsjbpm/drools/blob/master/drools-decisiontables/po... >>> >> 2) create an Activator to register the module, again see Activator's >>> for >>> >> core, compiler etc. >>> >> >>> >> >>> https://github.com/droolsjbpm/drools/blob/master/drools-decisiontables/sr... >>> >> 3) update the osgi bundle's pom with new dependencies, make sure to >>> pull >>> >> in the spring ones, unless the actual project provides osgi ready >>> jars. >>> >> >>> >> >>> https://github.com/droolsjbpm/droolsjbpm-build-distribution/tree/master/d... >>> >> 4) Update the boot-bundles.properties so that Spring DM loads the >>> OSGi >>> >> dependencies >>> >> >>> >> >>> https://github.com/droolsjbpm/droolsjbpm-build-distribution/blob/master/d... >>> >> 5) write unit tests for spring and camel. >>> >> >>> >> Mark >>> >> On 03/02/2012 03:47, Alexander Filipchik wrote: >>> >> >>> >> Hello all! >>> >> >>> >> Don't know if it is right list to ask, but I'm trying to make drools >>> + >>> >> camel running on Fuse (ServiceMix container). >>> >> I couldn't even install OSGI drools artifacts for 5.3.1 version >>> (because >>> >> of weird dependency on drools.core Snapshot), >>> >> but did it with v5.2.1. I used: >>> >> >>> >> mvel2/2.1.0, >>> >> >>> org.drools/drools-core/5.2.1.Final, org.drools/drools-compiler/5.2.1.Final, >>> >> org.drools/knowledge-api/5.2.1.Final >>> >> and org.drools/drools-camel/5.2.1.Final. >>> >> >>> >> All are installed and active. Part of log: >>> >> >>> >> [ 162] [Active ] [ ] [ ] [ 60] Drools :: >>> Compiler >>> >> (5.2.1.Final) >>> >> >>> >> [ 163] [Active ] [ ] [ ] [ 60] mvel2 >>> >> (2.1.0.drools4) >>> >> >>> >> [ 164] [Active ] [ ] [ ] [ 60] Drools :: Core >>> >> (5.2.1.Final) >>> >> >>> >> [ 165] [Active ] [ ] [ ] [ 60] Knowledge API >>> >> (5.2.1.Final) >>> >> >>> >> [ 172] [Active ] [ ] [ ] [ 60] >>> >> mvn:org.drools/drools-camel/5.2.1.Final >>> >> >>> >> Then I tried to add my own camel-drools router (I created OSGI >>> bundle for >>> >> it). It depends on: >>> >> >>> >> Import-Package: >>> >> >>> org.apache.activemq,org.apache.activemq.camel.component,org.apache.activemq.pool,org.apache.camel;version="[2.8,3)",org.apache.camel.builder;version="[2.8,3)",org.apache.camel.component.jms;version="[2.8,3)",org.apache.camel.model;version="[2.8,3)",org.drools.camel.component,org.osgi.service.blueprint;version="[1.0.0,2.0.0)",org.springframework.transaction;version="[3,4)" >>> >> >>> >> It tried to install it to a container but all I got - >>> >> >>> >> Error executing command: Unresolved constraint in bundle >>> >> com.betfair.drools [170]: Unable to resolve 170.0: missing >>> requirement >>> >> [170.0] package; (package=org.drools.camel.component) >>> >> >>> >> I even tried to put drools-camel.jar with org.drools.camel.component >>> in a >>> >> lib folder and add package to >>> org.osgi.framework.system.packages.extra, but >>> >> got same result. >>> >> >>> >> Do you have any idea, blog posts, samples which could help me? >>> >> I'm completely stuck. >>> >> >>> >> Thanks, >>> >> Alex >>> >> >>> >> >>> >> _______________________________________________ >>> >> rules-users mailing list >>> >> rules-users(a)lists.jboss.org >>> >> https://lists.jboss.org/mailman/listinfo/rules-users >>> >> >>> >> >>> >> >>> >> _______________________________________________ >>> >> rules-users mailing list >>> >> rules-users(a)lists.jboss.org >>> >> https://lists.jboss.org/mailman/listinfo/rules-users >>> >> >>> > >>> > >>> > _______________________________________________ >>> > rules-dev mailing list >>> > rules-dev(a)lists.jboss.org >>> > https://lists.jboss.org/mailman/listinfo/rules-dev >>> > >>> >>> >>> >>> -- >>> - CTO @ http://www.plugtree.com >>> - MyJourney @ http://salaboy.wordpress.com >>> - Co-Founder @ http://www.jugargentina.org >>> - Co-Founder @ http://www.jbug.com.ar >>> >>> - Salatino "Salaboy" Mauricio - >>> >>> _______________________________________________ >>> rules-users mailing list >>> rules-users(a)lists.jboss.org >>> https://lists.jboss.org/mailman/listinfo/rules-users >>> >> >> > > > _______________________________________________ > rules-users mailing listrules-users@lists.jboss.orghttps://lists.jboss.org/mailman/listinfo/rules-users > > > > _______________________________________________ > rules-dev mailing list > rules-dev(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/rules-dev > >