<br> Please!<br><br> Thank you for providing the solution.<br><br> []s<br> Edson<br><br><div><span class="gmail_quote">2007/7/12, Chris West <<a href="mailto:crayzfishr@gmail.com">crayzfishr@gmail.com</a>>:</span>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">OK, I just solved my own problem. My proxy had no package, since the jdk based proxy is only in a package if it has at least 1 non public interface, according to the javadoc.
<br><br>The suspect code beginning on line 333 is:
<br><br> String pkgName = cls.getPackage().getName();<br> if ( "org.drools.reteoo".equals( pkgName ) || "org.drools.base".equals( pkgName ) ) {<br> // We don't shadow internal classes
<br> this.shadowEnabled = false;<br> return;<br> }<br><br>The getPackage() method returns null. In this case, it would be good if JBoss Rules handled the null and went on to shadow the object anyway, since it is obviously not in the
org.drools packages.<br><br>Now I'll continue trying to build a test case for my original problem.<br><br>Shall I enter a JIRA for this issue?<br><br>Thanks,<br><span class="sg">-Chris West</span><div><span class="e" id="q_113bc0c3ecc9fd50_2">
<br><br><div><span class="gmail_quote">On 7/12/07,
<b class="gmail_sendername">Chris West</b> <<a href="mailto:crayzfishr@gmail.com" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">crayzfishr@gmail.com</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
Hello,<br><br>I'm trying to use objects that are generated as dynamic proxies (through the java.lang.reflect.Proxy class) as facts in JBoss Rules 4.0 MR3. My project was using CGLib to generate proxies, and they were working just fine in
3.0.6. However, when I tried 4.0, the CGLib based proxies seemed to have a final method that kept the proxies from being proxied as shadow facts. So I rewrote my code to try to use JDK based proxies, and version 4.0 MR3 accepts them and apparently creates shadow facts, but now my rules don't fire correctly.
<br><br>So, in an attempt to create a simple program to illustrate the problem, I ran into a different problem. The attached eclipse project illustrates this problem.<br><br>The error is:<br><br>java.lang.NullPointerException
<br> at org.drools.reteoo.Rete$ObjectTypeConf.<init>(Rete.java:333)<br> at org.drools.reteoo.Rete.assertObject(Rete.java:152)<br> at org.drools.reteoo.ReteooRuleBase.assertObject(ReteooRuleBase.java:190)<br>
at org.drools.reteoo.ReteooWorkingMemory.doInsert(ReteooWorkingMemory.java:70)<br> at org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:772)<br> at org.drools.common.AbstractWorkingMemory.insert
(AbstractWorkingMemory.java:584)<br> at com.sample.DroolsTest.main(DroolsTest.java:42)<br><br>Has anyone successfully used JDK based dynamic proxies as facts?<br><br>Thanks,<br><span>-Chris West<br>
</span><br clear="all"></blockquote></div><br>
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<br><br clear="all"><br>-- <br> Edson Tirelli<br> Software Engineer - JBoss Rules Core Developer<br> Office: +55 11 3529-6000<br> Mobile: +55 11 9287-5646<br> JBoss, a division of Red Hat @ <a href="http://www.jboss.com">
www.jboss.com</a>