Examples with PatternDescr org.drools.drl.ast.descr.PatternDescr used on opensource projects

Example 1 with PatternDescr

use of org.drools.drl.ast.descr.PatternDescr in project drools by kiegroup.

the class KiePMMLDescrLhsFactoryTest method declareConstraintsXor.

@Test
public void declareConstraintsXor() {
    String temperatureField = "TEMPERATURE";
    final List<KiePMMLFieldOperatorValue> xorConstraints = Arrays.asList(new KiePMMLFieldOperatorValue(temperatureField, BOOLEAN_OPERATOR.OR, Collections.singletonList(new KiePMMLOperatorValue(OPERATOR.LESS_THAN, 35)), null), new KiePMMLFieldOperatorValue(temperatureField, BOOLEAN_OPERATOR.OR, Collections.singletonList(new KiePMMLOperatorValue(OPERATOR.GREATER_THAN, 85)), null));
    KiePMMLDescrLhsFactory.factory(lhsBuilder).declareConstraintsXor(xorConstraints);
    assertNotNull(lhsBuilder.getDescr());
    assertNotNull(lhsBuilder.getDescr().getDescrs());
    assertEquals(1, lhsBuilder.getDescr().getDescrs().size());
    assertTrue(lhsBuilder.getDescr().getDescrs().get(0) instanceof AndDescr);
    AndDescr rootAndDescr = (AndDescr) lhsBuilder.getDescr().getDescrs().get(0);
    assertEquals(2, rootAndDescr.getDescrs().size());
    assertTrue(rootAndDescr.getDescrs().get(0) instanceof NotDescr);
    assertTrue(rootAndDescr.getDescrs().get(1) instanceof ExistsDescr);
    // "Not" construct
    NotDescr notDescr = (NotDescr) rootAndDescr.getDescrs().get(0);
    assertEquals(1, notDescr.getDescrs().size());
    assertTrue(notDescr.getDescrs().get(0) instanceof AndDescr);
    AndDescr notAndDescr = (AndDescr) notDescr.getDescrs().get(0);
    assertTrue(notAndDescr.getDescrs().get(0) instanceof PatternDescr);
    assertTrue(notAndDescr.getDescrs().get(1) instanceof PatternDescr);
    PatternDescr patternDescr = (PatternDescr) notAndDescr.getDescrs().get(0);
    assertEquals(temperatureField, patternDescr.getObjectType());
    assertNull(patternDescr.getIdentifier());
    assertTrue(patternDescr.getConstraint() instanceof AndDescr);
    AndDescr andDescr = (AndDescr) patternDescr.getConstraint();
    assertEquals(1, andDescr.getDescrs().size());
    assertTrue(andDescr.getDescrs().get(0) instanceof ExprConstraintDescr);
    ExprConstraintDescr exprConstraintDescr = (ExprConstraintDescr) andDescr.getDescrs().get(0);
    assertFalse(exprConstraintDescr.isNegated());
    assertEquals(ExprConstraintDescr.Type.NAMED, exprConstraintDescr.getType());
    String expected = "value < 35";
    assertEquals(expected, exprConstraintDescr.getExpression());
    patternDescr = (PatternDescr) notAndDescr.getDescrs().get(1);
    assertEquals(temperatureField, patternDescr.getObjectType());
    assertNull(patternDescr.getIdentifier());
    assertTrue(patternDescr.getConstraint() instanceof AndDescr);
    andDescr = (AndDescr) patternDescr.getConstraint();
    assertEquals(1, andDescr.getDescrs().size());
    assertTrue(andDescr.getDescrs().get(0) instanceof ExprConstraintDescr);
    exprConstraintDescr = (ExprConstraintDescr) andDescr.getDescrs().get(0);
    assertFalse(exprConstraintDescr.isNegated());
    assertEquals(ExprConstraintDescr.Type.NAMED, exprConstraintDescr.getType());
    expected = "value > 85";
    assertEquals(expected, exprConstraintDescr.getExpression());
    // "Exists" construct
    ExistsDescr existsDescr = (ExistsDescr) rootAndDescr.getDescrs().get(1);
    assertEquals(1, existsDescr.getDescrs().size());
    assertTrue(existsDescr.getDescrs().get(0) instanceof OrDescr);
    OrDescr existsOrDescr = (OrDescr) existsDescr.getDescrs().get(0);
    assertEquals(2, existsOrDescr.getDescrs().size());
    assertTrue(existsOrDescr.getDescrs().get(0) instanceof PatternDescr);
    assertTrue(existsOrDescr.getDescrs().get(1) instanceof OrDescr);
    patternDescr = (PatternDescr) existsOrDescr.getDescrs().get(0);
    assertEquals(temperatureField, patternDescr.getObjectType());
    assertNull(patternDescr.getIdentifier());
    assertTrue(patternDescr.getConstraint() instanceof AndDescr);
    andDescr = (AndDescr) patternDescr.getConstraint();
    assertEquals(1, andDescr.getDescrs().size());
    assertTrue(andDescr.getDescrs().get(0) instanceof ExprConstraintDescr);
    exprConstraintDescr = (ExprConstraintDescr) andDescr.getDescrs().get(0);
    assertFalse(exprConstraintDescr.isNegated());
    assertEquals(ExprConstraintDescr.Type.NAMED, exprConstraintDescr.getType());
    expected = "value < 35";
    assertEquals(expected, exprConstraintDescr.getExpression());
    OrDescr nestedOrDescr = (OrDescr) existsOrDescr.getDescrs().get(1);
    assertEquals(1, nestedOrDescr.getDescrs().size());
    assertTrue(nestedOrDescr.getDescrs().get(0) instanceof PatternDescr);
    patternDescr = (PatternDescr) nestedOrDescr.getDescrs().get(0);
    assertEquals(temperatureField, patternDescr.getObjectType());
    assertNull(patternDescr.getIdentifier());
    assertTrue(patternDescr.getConstraint() instanceof AndDescr);
    andDescr = (AndDescr) patternDescr.getConstraint();
    assertEquals(1, andDescr.getDescrs().size());
    assertTrue(andDescr.getDescrs().get(0) instanceof ExprConstraintDescr);
    exprConstraintDescr = (ExprConstraintDescr) andDescr.getDescrs().get(0);
    assertFalse(exprConstraintDescr.isNegated());
    assertEquals(ExprConstraintDescr.Type.NAMED, exprConstraintDescr.getType());
    expected = "value > 85";
    assertEquals(expected, exprConstraintDescr.getExpression());
}

Example 2 with PatternDescr

use of org.drools.drl.ast.descr.PatternDescr in project drools by kiegroup.

the class KiePMMLDescrLhsFactoryTest method declareConstraintNotIn.

@Test
public void declareConstraintNotIn() {
    List<Object> values = Arrays.asList("3", "8.5");
    String patternType = "INPUT2";
    KiePMMLDescrLhsFactory.factory(lhsBuilder).declareConstraintNotIn(patternType, values);
    final List<BaseDescr> descrs = lhsBuilder.getDescr().getDescrs();
    assertNotNull(descrs);
    assertEquals(1, descrs.size());
    assertTrue(descrs.get(0) instanceof NotDescr);
    NotDescr notDescr = (NotDescr) descrs.get(0);
    assertEquals(1, notDescr.getDescrs().size());
    assertTrue(notDescr.getDescrs().get(0) instanceof PatternDescr);
    PatternDescr patternDescr = (PatternDescr) notDescr.getDescrs().get(0);
    assertEquals(patternType, patternDescr.getObjectType());
    assertNull(patternDescr.getIdentifier());
    assertTrue(patternDescr.getConstraint() instanceof AndDescr);
    AndDescr andDescr = (AndDescr) patternDescr.getConstraint();
    assertEquals(1, andDescr.getDescrs().size());
    assertTrue(andDescr.getDescrs().get(0) instanceof ExprConstraintDescr);
    ExprConstraintDescr exprConstraintDescr = (ExprConstraintDescr) andDescr.getDescrs().get(0);
    assertFalse(exprConstraintDescr.isNegated());
    assertEquals(ExprConstraintDescr.Type.NAMED, exprConstraintDescr.getType());
    String expected = "value in (3, 8.5)";
    assertEquals(expected, exprConstraintDescr.getExpression());
}

Example 3 with PatternDescr

use of org.drools.drl.ast.descr.PatternDescr in project drools by kiegroup.

the class KiePMMLDescrLhsFactoryTest method declareConstraintsOr.

@Test
public void declareConstraintsOr() {
    String temperatureField = "TEMPERATURE";
    String humidityField = "HUMIDITY";
    List<KiePMMLFieldOperatorValue> kiePMMLOperatorValues = Arrays.asList(new KiePMMLFieldOperatorValue(temperatureField, BOOLEAN_OPERATOR.AND, Collections.singletonList(new KiePMMLOperatorValue(OPERATOR.LESS_THAN, 35)), null), new KiePMMLFieldOperatorValue(humidityField, BOOLEAN_OPERATOR.OR, Collections.singletonList(new KiePMMLOperatorValue(OPERATOR.GREATER_THAN, 85)), null));
    KiePMMLDescrLhsFactory.factory(lhsBuilder).declareConstraintsAndOr(kiePMMLOperatorValues, lhsBuilder.or());
    assertNotNull(lhsBuilder.getDescr());
    assertEquals(1, lhsBuilder.getDescr().getDescrs().size());
    assertTrue(lhsBuilder.getDescr().getDescrs().get(0) instanceof OrDescr);
    OrDescr baseOrDescr = (OrDescr) lhsBuilder.getDescr().getDescrs().get(0);
    final List<BaseDescr> descrs = baseOrDescr.getDescrs();
    assertNotNull(descrs);
    assertEquals(2, descrs.size());
    // First KiePMMLFieldOperatorValue
    assertTrue(descrs.get(0) instanceof PatternDescr);
    PatternDescr patternDescr = (PatternDescr) descrs.get(0);
    assertEquals(temperatureField, patternDescr.getObjectType());
    assertNull(patternDescr.getIdentifier());
    assertTrue(patternDescr.getConstraint() instanceof AndDescr);
    AndDescr andDescr = (AndDescr) patternDescr.getConstraint();
    assertEquals(1, andDescr.getDescrs().size());
    assertTrue(andDescr.getDescrs().get(0) instanceof ExprConstraintDescr);
    ExprConstraintDescr exprConstraintDescr = (ExprConstraintDescr) andDescr.getDescrs().get(0);
    assertFalse(exprConstraintDescr.isNegated());
    assertEquals(ExprConstraintDescr.Type.NAMED, exprConstraintDescr.getType());
    String expected = "value < 35";
    assertEquals(expected, exprConstraintDescr.getExpression());
    // Second KiePMMLFieldOperatorValue
    assertTrue(descrs.get(1) instanceof PatternDescr);
    patternDescr = (PatternDescr) descrs.get(1);
    assertEquals(humidityField, patternDescr.getObjectType());
    assertNull(patternDescr.getIdentifier());
    assertTrue(patternDescr.getConstraint() instanceof AndDescr);
    andDescr = (AndDescr) patternDescr.getConstraint();
    assertEquals(1, andDescr.getDescrs().size());
    assertTrue(andDescr.getDescrs().get(0) instanceof ExprConstraintDescr);
    exprConstraintDescr = (ExprConstraintDescr) andDescr.getDescrs().get(0);
    assertFalse(exprConstraintDescr.isNegated());
    assertEquals(ExprConstraintDescr.Type.NAMED, exprConstraintDescr.getType());
    expected = "value > 85";
    assertEquals(expected, exprConstraintDescr.getExpression());
}

Example 4 with PatternDescr

use of org.drools.drl.ast.descr.PatternDescr in project drools by kiegroup.

the class KiePMMLDescrLhsFactoryTest method declareConstraintIn.

@Test
public void declareConstraintIn() {
    List<Object> values = Arrays.asList("-5", "0.5", "1", "10");
    String patternType = "INPUT1";
    KiePMMLDescrLhsFactory.factory(lhsBuilder).declareConstraintIn(patternType, values);
    final List<BaseDescr> descrs = lhsBuilder.getDescr().getDescrs();
    assertNotNull(descrs);
    assertEquals(1, descrs.size());
    assertTrue(descrs.get(0) instanceof PatternDescr);
    PatternDescr patternDescr = (PatternDescr) descrs.get(0);
    assertEquals(patternType, patternDescr.getObjectType());
    assertNull(patternDescr.getIdentifier());
    assertTrue(patternDescr.getConstraint() instanceof AndDescr);
    AndDescr andDescr = (AndDescr) patternDescr.getConstraint();
    assertEquals(1, andDescr.getDescrs().size());
    assertTrue(andDescr.getDescrs().get(0) instanceof ExprConstraintDescr);
    ExprConstraintDescr exprConstraintDescr = (ExprConstraintDescr) andDescr.getDescrs().get(0);
    assertFalse(exprConstraintDescr.isNegated());
    assertEquals(ExprConstraintDescr.Type.NAMED, exprConstraintDescr.getType());
    String expected = "value in (-5, 0.5, 1, 10)";
    assertEquals(expected, exprConstraintDescr.getExpression());
}

Example 5 with PatternDescr

use of org.drools.drl.ast.descr.PatternDescr in project drools by kiegroup.

the class SolversTest method testNotAnd.

/**
 * <pre>
 * when
 *     Foo( r &amp;&amp; r2 )
 *     and
 *     not Foo( r3 &amp;&amp; r4 )
 * </pre>
 *
 * result:<br>
 * r && r2<br>
 * r3 && r4
 */
@Test
public void testNotAnd() {
    PackageDescr descr = new PackageDescr("testPackage");
    RulePackage rulePackage = new RulePackage(descr);
    rulePackage.setName("testPackage");
    VerifierRule rule = new VerifierRule(descr, rulePackage, new HashMap<String, Object>());
    rule.setName("testRule");
    Pattern pattern = new Pattern(new PatternDescr(), rule);
    Restriction r = LiteralRestriction.createRestriction(pattern, "");
    Restriction r2 = LiteralRestriction.createRestriction(pattern, "");
    Restriction r3 = LiteralRestriction.createRestriction(pattern, "");
    Restriction r4 = LiteralRestriction.createRestriction(pattern, "");
    Solvers solvers = new Solvers();
    solvers.startRuleSolver(rule);
    solvers.startOperator(OperatorDescrType.AND);
    solvers.startPatternSolver(pattern);
    solvers.startOperator(OperatorDescrType.AND);
    solvers.addPatternComponent(r);
    solvers.addPatternComponent(r2);
    solvers.endOperator();
    solvers.endPatternSolver();
    solvers.startNot();
    solvers.startPatternSolver(pattern);
    solvers.startOperator(OperatorDescrType.AND);
    solvers.addPatternComponent(r3);
    solvers.addPatternComponent(r4);
    solvers.endOperator();
    solvers.endPatternSolver();
    solvers.endNot();
    solvers.endOperator();
    solvers.endRuleSolver();
    List<SubRule> list = solvers.getRulePossibilities();
    assertEquals(1, list.size());
    assertEquals(2, list.get(0).getItems().size());
    List<Restriction> result = new ArrayList<Restriction>();
    result.add(r);
    result.add(r2);
    List<Restriction> result2 = new ArrayList<Restriction>();
    result2.add(r3);
    result2.add(r4);
    Object[] possibilies = list.get(0).getItems().toArray();
    SubPattern p1 = (SubPattern) possibilies[0];
    SubPattern p2 = (SubPattern) possibilies[1];
    /*
         * Order may change but it doesn't matter.
         */
    if (p1.getItems().containsAll(result)) {
        assertTrue(p2.getItems().containsAll(result2));
    } else if (p1.getItems().containsAll(result2)) {
        assertTrue(p2.getItems().containsAll(result));
    } else {
        fail("No items found.");
    }
}