Examples with Pattern org.drools.verifier.components.Pattern used on opensource projects

Example 16 with Pattern

use of org.drools.verifier.components.Pattern in project drools by kiegroup.

the class PatternSolverTest method testAddOrAnd.

/**
 * <pre>
 *       or
 *      /  \
 *  descr  and
 *         / \
 *    descr2 descr3
 * </pre>
 *
 * result:<br>
 * descr <br>
 * or<br>
 * descr2 && descr3
 */
@Test
public void testAddOrAnd() {
    Pattern pattern = VerifierComponentMockFactory.createPattern1();
    LiteralRestriction literalRestriction = LiteralRestriction.createRestriction(pattern, "");
    LiteralRestriction literalRestriction2 = LiteralRestriction.createRestriction(pattern, "");
    LiteralRestriction literalRestriction3 = LiteralRestriction.createRestriction(pattern, "");
    PatternSolver solver = new PatternSolver(pattern);
    solver.addOperator(OperatorDescrType.OR);
    solver.add(literalRestriction);
    solver.addOperator(OperatorDescrType.AND);
    solver.add(literalRestriction2);
    solver.add(literalRestriction3);
    solver.end();
    solver.end();
    List<Set<VerifierComponent>> list = solver.getPossibilityLists();
    assertEquals(2, list.size());
    assertEquals(1, list.get(0).size());
    assertTrue(list.get(0).contains(literalRestriction));
    assertEquals(2, list.get(1).size());
    assertTrue(list.get(1).contains(literalRestriction2));
    assertTrue(list.get(1).contains(literalRestriction3));
}

Example 17 with Pattern

use of org.drools.verifier.components.Pattern in project drools by kiegroup.

the class PatternDescrVisitor method visitAccumulateDescr.

private VerifierAccumulateDescr visitAccumulateDescr(AccumulateDescr descr) throws UnknownDescriptionException {
    VerifierAccumulateDescr accumulate = new VerifierAccumulateDescr(pattern);
    PatternDescrVisitor visitor = new PatternDescrVisitor(data, rule, solvers);
    Pattern parentPattern = visitor.visitPatternDescr(descr.getInputPattern(), null, 0);
    accumulate.setInitCode(descr.getInitCode());
    accumulate.setActionCode(descr.getActionCode());
    accumulate.setReverseCode(descr.getReverseCode());
    accumulate.setResultCode(descr.getResultCode());
    // XXX: Array seems to be always null.
    // accumulate.setDeclarations(descr.getDeclarations());
    accumulate.setClassName(descr.getClassName());
    accumulate.setExternalFunction(descr.isExternalFunction());
    accumulate.setFunctionIdentifier(descr.getFunctions().get(0).getFunction());
    accumulate.setExpression(descr.getFunctions().get(0).getParams()[0]);
    accumulate.setParentPath(parentPattern.getPath());
    accumulate.setParentType(parentPattern.getVerifierComponentType());
    data.add(accumulate);
    return accumulate;
}

Example 18 with Pattern

use of org.drools.verifier.components.Pattern in project drools by kiegroup.

the class VerifierComponentMockFactory method createPattern.

public static Pattern createPattern(int i) {
    Pattern pattern = new Pattern(new PatternDescr("objectType" + i, "testPattern" + i), createRule(i));
    pattern.setObjectTypePath("objectType" + i);
    pattern.setName("testPattern" + i);
    return pattern;
}

Example 19 with Pattern

use of org.drools.verifier.components.Pattern in project drools by kiegroup.

the class SolversTest method testBasicAnd.

/**
 * <pre>
 * when
 *     Foo( descr &amp;&amp; descr2 )
 * </pre>
 *
 * result:<br>
 * descr && descr2
 */
@Test
public void testBasicAnd() {
    VerifierRule rule = VerifierComponentMockFactory.createRule1();
    Pattern pattern = VerifierComponentMockFactory.createPattern1();
    Restriction r = LiteralRestriction.createRestriction(pattern, "");
    Restriction r2 = LiteralRestriction.createRestriction(pattern, "");
    Solvers solvers = new Solvers();
    solvers.startRuleSolver(rule);
    solvers.startPatternSolver(pattern);
    solvers.startOperator(OperatorDescrType.AND);
    solvers.addPatternComponent(r);
    solvers.addPatternComponent(r2);
    solvers.endOperator();
    solvers.endPatternSolver();
    solvers.endRuleSolver();
    List<SubRule> list = solvers.getRulePossibilities();
    assertEquals(1, list.size());
    assertEquals(1, list.get(0).getItems().size());
    List<Restriction> result = new ArrayList<Restriction>();
    result.add(r);
    result.add(r2);
    Set<RuleComponent> set = list.get(0).getItems();
    for (RuleComponent component : set) {
        SubPattern possibility = (SubPattern) component;
        assertTrue(possibility.getItems().containsAll(result));
    }
}

Example 20 with Pattern

use of org.drools.verifier.components.Pattern in project drools by kiegroup.

the class AlwaysTrueRuleTest method testPatternPossibilities.

@Test
public void testPatternPossibilities() throws Exception {
    KieSession session = getStatelessKieSession(this.getClass().getResourceAsStream("Rules.drl"));
    VerifierReport result = VerifierReportFactory.newVerifierReport();
    Collection<Object> data = new ArrayList<Object>();
    session.setGlobal("result", result);
    // This rule is always true.
    VerifierRule rule1 = VerifierComponentMockFactory.createRule1();
    Pattern pattern1 = VerifierComponentMockFactory.createPattern1();
    SubRule rp1 = new SubRule(rule1, 0);
    SubPattern pp1 = new SubPattern(pattern1, 0);
    AlwaysTrue alwaysTrue1 = new AlwaysTrue(pp1);
    SubPattern pp2 = new SubPattern(pattern1, 1);
    AlwaysTrue alwaysTrue2 = new AlwaysTrue(pp2);
    rp1.add(pp1);
    rp1.add(pp2);
    // This rule is okay.
    VerifierRule rule2 = VerifierComponentMockFactory.createRule2();
    Pattern pattern2 = VerifierComponentMockFactory.createPattern2();
    SubRule rp2 = new SubRule(rule2, 0);
    SubPattern pp3 = new SubPattern(pattern2, 0);
    SubPattern pp4 = new SubPattern(pattern2, 1);
    AlwaysTrue alwaysTrue4 = new AlwaysTrue(pp4);
    rp2.add(pp3);
    rp2.add(pp4);
    data.add(rule1);
    data.add(rp1);
    data.add(pp1);
    data.add(pp2);
    data.add(alwaysTrue1);
    data.add(alwaysTrue2);
    data.add(rule2);
    data.add(rp2);
    data.add(pp3);
    data.add(pp4);
    data.add(alwaysTrue4);
    for (Object o : data) {
        session.insert(o);
    }
    session.fireAllRules(new RuleNameMatchesAgendaFilter("Rule possibility that is always true"));
    boolean rp1true = false;
    boolean rp2true = false;
    boolean rp3true = false;
    boolean rp4true = false;
    for (Object o : session.getObjects()) {
        if (o instanceof AlwaysTrue) {
            AlwaysTrue alwaysTrue = (AlwaysTrue) o;
            if (!rp1true) {
                rp1true = alwaysTrue.getCause().equals(pp1);
            }
            if (!rp2true) {
                rp2true = alwaysTrue.getCause().equals(pp2);
            }
            if (!rp3true) {
                rp3true = alwaysTrue.getCause().equals(pp3);
            }
            if (!rp4true) {
                rp4true = alwaysTrue.getCause().equals(pp4);
            }
        }
    }
    assertTrue(rp1true);
    assertTrue(rp2true);
    assertFalse(rp3true);
    assertTrue(rp4true);
}