[ https://issues.jboss.org/browse/DROOLS-1418?page=com.atlassian.jira.plugi... ] Matteo Mortari commented on DROOLS-1418: ---------------------------------------- Simplified reproducer: {code:java} public static class MapHolder { private Map<String, List<String>> fieldMap; public Map<String, List<String>> getFieldMap() { return fieldMap; } public void setFieldMap(Map<String, List<String>> fieldMap) { this.fieldMap = fieldMap; } } @Test public void testMapOperatorWithPojoGenerics() { String drl1 = "package "+this.getClass().getPackage().getName()+";\n" + "import " + MapHolder.class.getCanonicalName() + ";\n" + "rule R1 when\n" + " MapHolder( $a : fieldMap[\"keyA\"] )\n" + "then\n" + " System.out.println($a);\n" + "end\n" + ""; KieSession kieSession = new KieHelper() .addContent(drl1, ResourceType.DRL) .build().newKieSession(); Map<String, List<String>> items = new HashMap<>(); items.put("keyA", new ArrayList<String>() {{ add("a"); }}); // go ! MapHolder m = new MapHolder(); m.setFieldMap(items); kieSession.insert(m); assertEquals(1, kieSession.fireAllRules() ); } {code} -- This message was sent by Atlassian JIRA (v7.2.3#72005)