Hi Wolfgang, You are right. It only happens for variable declaration. It has no problem on the right side. For example
Map a = new HashMap<String,String>() has no problem. I am using 6.0.1-Final. Thanks. Jinghai On Fri, May 16, 2014 at 11:58 PM, Wolfgang Laun <wolfgang.l...@gmail.com>wrote: > This also works: > Map<String,String> a = new HashMap<>(); > > More ways to run into an error > Map<String,String> a; > a = new HashMap<String,String>(); > etc. > > Using 6.0.0-Final > -W > > On 17/05/2014, rjh <raojing...@gmail.com> wrote: > > Hi, > > > > I got a weird problem. A Java List/Map with generics can be used together > > with modify() in the same rule. For example, a simple rule like the > > following: > > > > package com.sample > > > > import java.util.Map; > > import java.util.HashMap; > > > > declare TestFact > > @propertyReactive > > data : String > > end > > > > rule "init" > > when > > not TestFact() > > then > > insert (new TestFact()); > > end > > > > rule "Test Rule" > > when > > $fact : TestFact() > > then > > System.out.println( "Hello" ); > > Map<String,String> a = new HashMap<String,String>(); > > modify ($fact) {setData("0")} > > end > > > > I got the following error message: > > > > java.lang.RuntimeException: Error while creating KieBase[Message [id=1, > > level=ERROR, path=rules/Sample.drl, line=18, column=0 > > text=Unable to resolve type Map<String,String>: > > Unable to find class 'Map<String,String>']] > > at > > > org.drools.compiler.kie.builder.impl.KieContainerImpl.getKieBase(KieContainerImpl.java:260) > > at > > > org.drools.compiler.kie.builder.impl.KieContainerImpl.newKieSession(KieContainerImpl.java:400) > > at > > > org.drools.compiler.kie.builder.impl.KieContainerImpl.newKieSession(KieContainerImpl.java:375) > > at com.sample.DroolsTest.main(DroolsTest.java:17) > > > > However, if I remove "<String,String>" from "Map<String,String>", or > remove > > the "modify" line, the code is correct then. > > > > Thank you! > > > > Jinghai > > > > > > > > > > -- > > View this message in context: > > > http://drools.46999.n3.nabble.com/Map-String-String-and-modify-can-t-be-together-tp4029591.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 >
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