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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Hi All,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I believe that I have encountered two potential bugs (Expert), I am using Drools 5.1.1.<o:p></o:p></p><p class=MsoNormal>It seems that they are related to namespaces and inner classes in particularly. <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I have a class with an internal inner class (enum):<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>public class X {<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal style='margin-left:.5in'>public enum State {<o:p></o:p></p><p class=MsoNormal style='margin-left:.5in'> INIT,<o:p></o:p></p><p class=MsoNormal style='margin-left:.5in;text-indent:.5in'>DONE;<o:p></o:p></p><p class=MsoNormal style='margin-left:.5in'>}<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal> Private State state; <o:p></o:p></p><p class=MsoNormal>}<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>In the DRL file I would import the class X (e.g. import com.stub.X)<o:p></o:p></p><p class=MsoNormal>And in the LHS of the rule I could state something like<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>$x: X(X.State.INIT == state)<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>As far as I understand this is a legal syntax, the problem is that I get the following exception: “<span style='font-size:10.0pt;font-family:"Courier New";color:black'>Exception executing predicate X.State.INIT == state”</span> <o:p></o:p></p><p class=MsoNormal>I found that I can work around this by importing com.stub.X.State and changing the LHS rule to <o:p></o:p></p><p class=MsoNormal>$x: X(State.INIT == state)<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>This brings me to the second issue. If I have an additional class let’s say <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>public class Y {<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal style='margin-left:.5in'>public enum State {<o:p></o:p></p><p class=MsoNormal style='margin-left:.5in'> ALIVE,<o:p></o:p></p><p class=MsoNormal style='margin-left:.5in;text-indent:.5in'>TERMINATED;<o:p></o:p></p><p class=MsoNormal style='margin-left:.5in'>}<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal> Private State state; <o:p></o:p></p><p class=MsoNormal>}<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>In this case importing both classes using the workaround above, hence:<o:p></o:p></p><p class=MsoNormal>import com.stub.X.State<o:p></o:p></p><p class=MsoNormal>import com.stub.Y.State<o:p></o:p></p><p class=MsoNormal>result in an import collision with the State class so it is kind of a deadlock situation.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I can always overcome this by changing the names of the inner classes (which is what I am currently doing) but I thought it would be helpful to state this.<o:p></o:p></p><p class=MsoNormal>Perhaps this is not a bug but rather something I am doing wrong.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Hezi <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>