Examples with RuleImpl org.drools.core.definitions.rule.impl.RuleImpl used on opensource projects

Example 31 with RuleImpl

use of org.drools.core.definitions.rule.impl.RuleImpl in project drools by kiegroup.

the class KnowledgeBuilderTest method testOr.

@Test
public void testOr() throws Exception {
    final KnowledgeBuilderImpl builder = new KnowledgeBuilderImpl();
    final RuleImpl rule = createRule(new OrDescr(), builder, "update(stilton);");
    assertLength(0, builder.getErrors().getErrors());
    final GroupElement lhs = rule.getLhs();
    assertLength(1, lhs.getChildren());
    final GroupElement or = (GroupElement) lhs.getChildren().get(0);
    assertLength(1, or.getChildren());
    final Pattern pattern = (Pattern) or.getChildren().get(0);
}

Example 32 with RuleImpl

use of org.drools.core.definitions.rule.impl.RuleImpl in project drools by kiegroup.

the class KnowledgeBuilderTest method testExists.

@Test
public void testExists() throws Exception {
    KnowledgeBuilderImpl builder = new KnowledgeBuilderImpl();
    // Make sure we can't accessa  variable bound inside the not node
    RuleImpl rule = createRule(new ExistsDescr(), builder, "update(stilton);");
    assertTrue(builder.hasErrors());
    builder = new KnowledgeBuilderImpl();
    rule = createRule(new ExistsDescr(), builder, "");
    assertEquals(0, builder.getErrors().getErrors().length);
    final GroupElement lhs = rule.getLhs();
    assertLength(1, lhs.getChildren());
    final GroupElement exists = (GroupElement) lhs.getChildren().get(0);
    assertLength(1, exists.getChildren());
    final Pattern pattern = (Pattern) exists.getChildren().get(0);
}

Example 33 with RuleImpl

use of org.drools.core.definitions.rule.impl.RuleImpl in project drools by kiegroup.

the class KnowledgeBuilderTest method testAnd.

@Test
public void testAnd() throws Exception {
    final KnowledgeBuilderImpl builder = new KnowledgeBuilderImpl();
    final RuleImpl rule = createRule(new AndDescr(), builder, "update(stilton);");
    assertLength(0, builder.getErrors().getErrors());
    final GroupElement lhs = rule.getLhs();
    assertLength(1, lhs.getChildren());
    final GroupElement and = (GroupElement) lhs.getChildren().get(0);
    assertLength(1, and.getChildren());
    final Pattern pattern = (Pattern) and.getChildren().get(0);
}

Example 34 with RuleImpl

use of org.drools.core.definitions.rule.impl.RuleImpl in project drools by kiegroup.

the class KnowledgeBuilderTest method testNot.

@Test
public void testNot() throws Exception {
    KnowledgeBuilderImpl builder = new KnowledgeBuilderImpl();
    // Make sure we can't accessa  variable bound inside the not node
    RuleImpl rule = createRule(new NotDescr(), builder, "update(stilton);");
    assertTrue(builder.hasErrors());
    builder = new KnowledgeBuilderImpl();
    rule = createRule(new NotDescr(), builder, "");
    assertEquals(0, builder.getErrors().getErrors().length);
    final GroupElement lhs = rule.getLhs();
    assertLength(1, lhs.getChildren());
    final GroupElement not = (GroupElement) lhs.getChildren().get(0);
    assertLength(1, not.getChildren());
    final Pattern pattern = (Pattern) not.getChildren().get(0);
}

Example 35 with RuleImpl

use of org.drools.core.definitions.rule.impl.RuleImpl in project drools by kiegroup.

the class RuleBuilder method buildAttributes.

public static void buildAttributes(final RuleBuildContext context) {
    final RuleImpl rule = context.getRule();
    final RuleDescr ruleDescr = context.getRuleDescr();
    boolean enforceEager = false;
    for (final AttributeDescr attributeDescr : ruleDescr.getAttributes().values()) {
        final String name = attributeDescr.getName();
        switch(name) {
            case "no-loop":
                rule.setNoLoop(getBooleanValue(attributeDescr, true));
                enforceEager = true;
                break;
            case "auto-focus":
                rule.setAutoFocus(getBooleanValue(attributeDescr, true));
                break;
            case "agenda-group":
                if (StringUtils.isEmpty(rule.getRuleFlowGroup())) {
                    // don't override if RFG has already set this
                    rule.setAgendaGroup(attributeDescr.getValue());
                } else {
                    if (rule.getRuleFlowGroup().equals(attributeDescr.getValue())) {
                        DroolsWarning warn = new RuleBuildWarning(rule, context.getParentDescr(), null, "Both an agenda-group ( " + attributeDescr.getValue() + " ) and a ruleflow-group ( " + rule.getRuleFlowGroup() + " ) are defined for rule " + rule.getName() + ". Since version 6.x the " + "two concepts have been unified, the ruleflow-group name will override the agenda-group. ");
                        context.addWarning(warn);
                    }
                }
                break;
            case "activation-group":
                rule.setActivationGroup(attributeDescr.getValue());
                break;
            case "ruleflow-group":
                rule.setRuleFlowGroup(attributeDescr.getValue());
                if (!rule.getAgendaGroup().equals(AgendaGroup.MAIN) && !rule.getAgendaGroup().equals(attributeDescr.getValue())) {
                    DroolsWarning warn = new RuleBuildWarning(rule, context.getParentDescr(), null, "Both an agenda-group ( " + attributeDescr.getValue() + " ) and a ruleflow-group ( " + rule.getRuleFlowGroup() + " ) are defined for rule " + rule.getName() + ". Since version 6.x the " + "two concepts have been unified, the ruleflow-group name will override the agenda-group. ");
                    context.addWarning(warn);
                }
                // assign AG to the same name as RFG, as they are aliased to AGs anyway
                rule.setAgendaGroup(attributeDescr.getValue());
                break;
            case "lock-on-active":
                boolean lockOnActive = getBooleanValue(attributeDescr, true);
                rule.setLockOnActive(lockOnActive);
                enforceEager |= lockOnActive;
                break;
            case DroolsSoftKeywords.DURATION:
            case DroolsSoftKeywords.TIMER:
                String duration = attributeDescr.getValue();
                buildTimer(rule, duration, context);
                break;
            case "calendars":
                buildCalendars(rule, attributeDescr.getValue(), context);
                break;
            case "date-effective":
                try {
                    Date date = DateUtils.parseDate(attributeDescr.getValue());
                    final Calendar cal = Calendar.getInstance();
                    cal.setTime(date);
                    rule.setDateEffective(cal);
                } catch (Exception e) {
                    DroolsError err = new RuleBuildError(rule, context.getParentDescr(), null, "Wrong date-effective value: " + e.getMessage());
                    context.addError(err);
                }
                break;
            case "date-expires":
                try {
                    Date date = DateUtils.parseDate(attributeDescr.getValue());
                    final Calendar cal = Calendar.getInstance();
                    cal.setTime(date);
                    rule.setDateExpires(cal);
                } catch (Exception e) {
                    DroolsError err = new RuleBuildError(rule, context.getParentDescr(), null, "Wrong date-expires value: " + e.getMessage());
                    context.addError(err);
                }
                break;
        }
    }
    buildSalience(context);
    buildEnabled(context);
    parseAnnotation(context, rule, ruleDescr, enforceEager);
}