public static void addDecisiontTableRuleToRuleset(
RuleDictionary dict, BucketSet ageBucketSet, RuleSet ruleset) throws Exception {
RuleSheetTable sheetTable = ruleset.getRuleSheetTable();
RuleSheet dt = sheetTable.getByName("Proposal");
if (dt != null) {
System.out.println("Proposal already exists, skipping add");
} else {
// Add a new Rulesheet aka DecisionTable
dt = ruleset.getRuleSheetTable().add();
dt.setName("Proposal");
// Add two dimensions aka condition rows to table
Dimension[] conditions = new Dimension[2];
// First Row
conditions[0] = dt.getDimensionTable().add();
conditions[0].setValue("Person.age");
conditions[0].setSharedBucketSet(ageBucketSet);
// Second Row
conditions[1] = dt.getDimensionTable().add();
conditions[1].setValue("Person.policy_type");
conditions[1].setSharedBucketSetByAlias("Person$PolicyType");
System.out.println("RuleTable size is " + dt.getDTRuleTable().size());
DTAction dtAction = dt.getDTActionTable().add();
dtAction.setForm(Action.FORM_ASSERT_NEW);
dtAction.setTarget("Product");
dtAction.setAlwaysSelected(true);
Expression assertExp = dtAction.getExpressionByParameterAlias("name");
assertExp.setDTActionParameterName("name");
assertExp.setValue("\"PROD_TYPE1\"");
System.out.println("1. Rules can be added? " + dt.getDTRuleTable().canAdd());
DTRule dtRuleDef = dt.getDTRuleTable().get(0);
dtRuleDef.getDimensionNode(0).setValues("Minor");
dtRuleDef.getDimensionNode(1).setValues("INDIVIDUAL");
if (!RuleUtil.updateRuleDictionary(dict)) {
System.out.println("Dictionary update failed.");
} else {
System.out.println("Updated dictionary");
}
// 2 ---------------------------------------------
System.out.println("2. Rules can be added? " + dt.getDTRuleTable().canAdd());
DTRule dtRuleDef1 = dt.getDTRuleTable().add();
dtRuleDef1.getDimensionNode(0).setValues("Junior");
dtRuleDef1.getDimensionNode(1).setValues("GROUP");
if (!RuleUtil.updateRuleDictionary(dict)) {
System.out.println("Dictionary update failed.");
} else {
System.out.println("Updated dictionary");
}
Expression expr = dtRuleDef1.getDTActionNode(0).getExpressionByDTActionParameterName("name");
dtRuleDef1.getDTActionNode(0).setActionSelected(true);
if (expr != null) {
expr.setValue("\"PROD_TYPE2\"");
}
// 3 ---------------------------------------------
System.out.println("3. Rules can be added? " + dt.getDTRuleTable().canAdd());
DTRule dtRuleDef3 = dt.getDTRuleTable().add();
dtRuleDef3.getDimensionNode(0).setValues("Middle");
dtRuleDef3.getDimensionNode(1).setValues("INDIVIDUAL");
if (!RuleUtil.updateRuleDictionary(dict)) {
System.out.println("UNABLE to update dictionary.");
} else {
System.out.println("Updated dictionary");
}
Expression expr3 = dtRuleDef3.getDTActionNode(0).getExpressionByDTActionParameterName("name");
dtRuleDef3.getDTActionNode(0).setActionSelected(true);
if (expr3 != null) {
expr3.setValue("\"PROD_TYPE3\"");
}
// 4 ---------------------------------------------
System.out.println("4. Rules can be added? " + dt.getDTRuleTable().canAdd());
DTRule dtRuleDef4 = dt.getDTRuleTable().add();
dtRuleDef4.getDimensionNode(0).setValues("Senior");
dtRuleDef4.getDimensionNode(1).setValues("GROUP");
if (!RuleUtil.updateRuleDictionary(dict)) {
System.out.println("Dictionary update failed.");
} else {
System.out.println("Updated dictionary");
}
Expression expr4 = dtRuleDef4.getDTActionNode(0).getExpressionByDTActionParameterName("name");
dtRuleDef4.getDTActionNode(0).setActionSelected(true);
if (expr4 != null) {
expr4.setValue("\"PROD_TYPE4\"");
}
// 5 ---------------------------------------------
System.out.println("5. Rules can be added? " + dt.getDTRuleTable().canAdd());
DTRule dtRuleDef5 = dt.getDTRuleTable().add();
dtRuleDef5.getDimensionNode(0).setValues("Senior");
dtRuleDef5.getDimensionNode(1).setValues("UNKNOWN");
if (!RuleUtil.updateRuleDictionary(dict)) {
System.out.println("Dictionary update failed.");
} else {
System.out.println("Updated dictionary");
}
Expression expr5 = dtRuleDef5.getDTActionNode(0).getExpressionByDTActionParameterName("name");
dtRuleDef5.getDTActionNode(0).setActionSelected(true);
if (expr5 != null) {
expr5.setValue("\"PROD_TYPE0\"");
}
System.out.println("Rule table now contains " + dt.getDTRuleTable().size() + " rules");
}
}
