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

Example 36 with ExprConstraintDescr

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

the class PatternUtil method normalizeOOPathPattern.

public static PatternDescr normalizeOOPathPattern(PatternDescr pattern, RuleContext context) {
    String oopathExpr = pattern.getDescrs().get(0).getText();
    XpathAnalysis xpathAnalysis = XpathAnalysis.analyze(oopathExpr);
    XpathAnalysis.XpathPart firstPart = xpathAnalysis.getPart(0);
    PatternDescr normalizedPattern = new PatternDescr();
    normalizedPattern.setObjectType(findPatternType(firstPart, context));
    firstPart.getConstraints().stream().map(ExprConstraintDescr::new).forEach(normalizedPattern::addConstraint);
    if (xpathAnalysis.getParts().size() == 1) {
        normalizedPattern.setIdentifier(pattern.getIdentifier());
    } else {
        StringBuilder sb = new StringBuilder();
        if (pattern.getIdentifier() != null) {
            sb.append(pattern.getIdentifier()).append(": ");
        }
        for (int i = 1; i < xpathAnalysis.getParts().size(); i++) {
            sb.append("/").append(xpathAnalysis.getPart(i));
        }
        normalizedPattern.addConstraint(new ExprConstraintDescr(sb.toString()));
    }
    FromDescr source = new FromDescr();
    source.setDataSource(new MVELExprDescr(firstPart.getField()));
    normalizedPattern.setSource(source);
    return normalizedPattern;
}

Example 37 with ExprConstraintDescr

use of org.drools.drl.ast.descr.ExprConstraintDescr 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 38 with ExprConstraintDescr

use of org.drools.drl.ast.descr.ExprConstraintDescr 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 39 with ExprConstraintDescr

use of org.drools.drl.ast.descr.ExprConstraintDescr 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 40 with ExprConstraintDescr

use of org.drools.drl.ast.descr.ExprConstraintDescr 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());
}