Strange NullPointerException in rule compilation with Iterator in RHS --------------------------------------------------------------------- Key: JBRULES-951 URL: http://jira.jboss.com/jira/browse/JBRULES-951 Project: JBoss Rules Issue Type: Bug Security Level: Public (Everyone can see) Affects Versions: 4.0.0.MR3 Environment: IBM RAD 7 Reporter: Alexandre Gattiker Assigned To: Mark Proctor Create a new Rules Project In Sample.drl add "import java.util.*;" at the top, and within the consequence block of one of the two rules: ArrayList list = new ArrayList(); for (Iterator iter = list.iterator(); iter.hasNext();) { } Eclipse reports a problem: Severity and Description Path Resource Location Creation Time Id Error: java.lang.NullPointerException droolstest6/src/rules Sample.drl Unknown 1182938042901 228615 When executing DroolsTest I get: java.lang.NullPointerException at org.drools.rule.builder.dialect.java.JavaConsequenceBuilder.build(JavaConsequenceBuilder.java:54) at org.drools.rule.builder.RuleBuilder.build(RuleBuilder.java:67) at org.drools.compiler.PackageBuilder.addRule(PackageBuilder.java:390) at org.drools.compiler.PackageBuilder.addPackage(PackageBuilder.java:264) at org.drools.compiler.PackageBuilder.addPackageFromDrl(PackageBuilder.java:147) at com.sample.DroolsTest.readRule(DroolsTest.java:54) at com.sample.DroolsTest.main(DroolsTest.java:21) With 4.0.0.MR2 the bug does not happen. -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: http://jira.jboss.com/jira/secure/Administrators.jspa - For more information on JIRA, see: http://www.atlassian.com/software/jira