Examples with NotDescr org.drools.compiler.lang.descr.NotDescr used on opensource projects

Example 11 with NotDescr

use of org.drools.compiler.lang.descr.NotDescr in project drools by kiegroup.

the class RuleModelDRLPersistenceImpl method parseExistentialElementDescr.

private CompositeFactPattern parseExistentialElementDescr(final RuleModel m, final ConditionalElementDescr conditionalDescr, final boolean isJavaDialect, final Map<String, String> boundParams, final PackageDataModelOracle dmo) {
    CompositeFactPattern comp;
    if (conditionalDescr instanceof NotDescr) {
        comp = new CompositeFactPattern(CompositeFactPattern.COMPOSITE_TYPE_NOT);
    } else if (conditionalDescr instanceof OrDescr) {
        comp = new CompositeFactPattern(CompositeFactPattern.COMPOSITE_TYPE_OR);
    } else if (conditionalDescr instanceof ExistsDescr) {
        comp = new CompositeFactPattern(CompositeFactPattern.COMPOSITE_TYPE_EXISTS);
    } else {
        throw new IllegalArgumentException("Unknown conditional descr type: " + conditionalDescr);
    }
    addPatternToComposite(m, conditionalDescr, comp, isJavaDialect, boundParams, dmo);
    IFactPattern[] patterns = comp.getPatterns();
    return patterns != null && patterns.length > 0 ? comp : null;
}

Example 12 with NotDescr

use of org.drools.compiler.lang.descr.NotDescr in project drools by kiegroup.

the class NotHandler method end.

public Object end(final String uri, final String localName, final ExtensibleXmlParser parser) throws SAXException {
    final Element element = parser.endElementBuilder();
    final NotDescr notDescr = (NotDescr) parser.getCurrent();
    if ((notDescr.getDescrs().size() != 1) && (notDescr.getDescrs().get(0).getClass() != PatternDescr.class)) {
        throw new SAXParseException("<not> can only have a single <pattern...> as a child element", parser.getLocator());
    }
    final ConditionalElementDescr parentDescr = (ConditionalElementDescr) parser.getParent();
    parentDescr.addDescr(notDescr);
    return null;
}

Example 13 with NotDescr

use of org.drools.compiler.lang.descr.NotDescr in project drools by kiegroup.

the class RuleParserTest method testFromComplexAcessor.

@Test
public void testFromComplexAcessor() throws Exception {
    String source = "rule \"Invalid customer id\" ruleflow-group \"validate\" lock-on-active true \n" + " when \n" + "     o: Order( ) \n" + "     not( Customer( ) from customerService.getCustomer(o.getCustomerId()) ) \n" + " then \n" + "     System.err.println(\"Invalid customer id found!\"); \n" + "     o.addError(\"Invalid customer id\"); \n" + "end \n";
    PackageDescr pkg = (PackageDescr) parse("compilationUnit", source);
    assertFalse(parser.getErrorMessages().toString(), parser.hasErrors());
    RuleDescr rule = (RuleDescr) pkg.getRules().get(0);
    assertEquals("Invalid customer id", rule.getName());
    assertEquals(2, rule.getLhs().getDescrs().size());
    NotDescr not = (NotDescr) rule.getLhs().getDescrs().get(1);
    PatternDescr customer = (PatternDescr) not.getDescrs().get(0);
    assertEquals("Customer", customer.getObjectType());
    assertEquals("customerService.getCustomer(o.getCustomerId())", ((FromDescr) customer.getSource()).getDataSource().getText());
}

Example 14 with NotDescr

use of org.drools.compiler.lang.descr.NotDescr in project drools by kiegroup.

the class AndDescrTest method testAddUnboundPatternsEtc.

@Test
public void testAddUnboundPatternsEtc() {
    final AndDescr and = new AndDescr();
    and.addDescr(new NotDescr());
    and.addDescr(new PatternDescr("Foo"));
    and.addDescr(new NotDescr());
    assertEquals(3, and.getDescrs().size());
}

Example 15 with NotDescr

use of org.drools.compiler.lang.descr.NotDescr in project drools by kiegroup.

the class RuleParserTest method testBracketsPrecedence.

/**
 */
@Test
public void testBracketsPrecedence() throws Exception {
    final PackageDescr pkg = (PackageDescr) parseResource("compilationUnit", "brackets_precedence.drl");
    assertEquals(1, pkg.getRules().size());
    final RuleDescr rule = (RuleDescr) pkg.getRules().get(0);
    final AndDescr rootAnd = (AndDescr) rule.getLhs();
    assertEquals(2, rootAnd.getDescrs().size());
    final OrDescr leftOr = (OrDescr) rootAnd.getDescrs().get(0);
    assertEquals(2, leftOr.getDescrs().size());
    final NotDescr not = (NotDescr) leftOr.getDescrs().get(0);
    final PatternDescr foo1 = (PatternDescr) not.getDescrs().get(0);
    assertEquals("Foo", foo1.getObjectType());
    final PatternDescr foo2 = (PatternDescr) leftOr.getDescrs().get(1);
    assertEquals("Foo", foo2.getObjectType());
    final OrDescr rightOr = (OrDescr) rootAnd.getDescrs().get(1);
    assertEquals(2, rightOr.getDescrs().size());
    final PatternDescr shoes = (PatternDescr) rightOr.getDescrs().get(0);
    assertEquals("Shoes", shoes.getObjectType());
    final PatternDescr butt = (PatternDescr) rightOr.getDescrs().get(1);
    assertEquals("Butt", butt.getObjectType());
}