Examples with Cheese org.drools.compiler.Cheese used on opensource projects

Example 6 with Cheese

use of org.drools.compiler.Cheese in project drools by kiegroup.

the class MarshallingTest method testAccumulateSessionSerialization.

@Test
public void testAccumulateSessionSerialization() throws Exception {
    KieBase kbase = loadKnowledgeBase("../test_AccumulateSerialization.drl");
    KieSession ksession = kbase.newKieSession();
    final List<Number> results = new ArrayList<Number>();
    ksession.setGlobal("results", results);
    ksession.insert(new Cheese("stilton", 10));
    ksession.insert(new Cheese("brie", 5));
    ksession.insert(new Cheese("provolone", 150));
    ksession.insert(new Cheese("brie", 20));
    ksession.insert(new Person("Bob", "brie"));
    ksession = getSerialisedStatefulKnowledgeSession(ksession, true);
    ksession.fireAllRules();
    assertEquals(1, results.size());
    assertEquals(25, results.get(0).intValue());
}

Example 7 with Cheese

use of org.drools.compiler.Cheese in project drools by kiegroup.

the class MarshallingTest method testNot.

@Test
public void testNot() throws Exception {
    String header = "package org.drools.compiler.test;\n";
    header += "import java.util.List;\n";
    header += "import org.drools.compiler.Person\n";
    header += "import org.drools.compiler.Cheese\n";
    header += "global java.util.List list;\n";
    String rule1 = "rule \"not rule test\"\n";
    rule1 += "salience 10\n";
    rule1 += "when\n";
    rule1 += "    Person()\n";
    rule1 += "    not Cheese( price >= 5 )\n";
    rule1 += "then\n";
    rule1 += "    list.add( new Integer( 5 ) );\n";
    rule1 += "end\n";
    KieBase kBase = loadKnowledgeBaseFromString(header + rule1);
    Environment env = EnvironmentFactory.newEnvironment();
    env.set(EnvironmentName.OBJECT_MARSHALLING_STRATEGIES, new ObjectMarshallingStrategy[] { new IdentityPlaceholderResolverStrategy(ClassObjectMarshallingStrategyAcceptor.DEFAULT) });
    KieSession ksession = kBase.newKieSession(null, env);
    List list = new ArrayList();
    ksession.setGlobal("list", list);
    // add a person, no cheese
    ksession = getSerialisedStatefulKnowledgeSession(ksession, true);
    Person bobba = new Person("bobba fet", 50);
    ksession.insert(bobba);
    ksession = getSerialisedStatefulKnowledgeSession(ksession, true);
    ksession.fireAllRules();
    assertEquals(1, list.size());
    // add another person, no cheese
    ksession = getSerialisedStatefulKnowledgeSession(ksession, true);
    Person darth = new Person("darth vadar", 200);
    ksession.insert(darth);
    ksession = getSerialisedStatefulKnowledgeSession(ksession, true);
    ksession.fireAllRules();
    assertEquals(2, list.size());
    // add cheese
    ksession = getSerialisedStatefulKnowledgeSession(ksession, true);
    Cheese stilton = new Cheese("stilton", 5);
    ksession.insert(stilton);
    ksession = getSerialisedStatefulKnowledgeSession(ksession, true);
    ksession.fireAllRules();
    assertEquals(2, list.size());
    // remove cheese
    ksession = getSerialisedStatefulKnowledgeSession(ksession, true);
    ksession.retract(ksession.getFactHandle(stilton));
    ksession = getSerialisedStatefulKnowledgeSession(ksession, true);
    ksession.fireAllRules();
    assertEquals(4, list.size());
    // put 2 cheeses back in
    ksession = getSerialisedStatefulKnowledgeSession(ksession, true);
    ksession.insert(stilton);
    ksession = getSerialisedStatefulKnowledgeSession(ksession, true);
    Cheese brie = new Cheese("brie", 18);
    ksession.insert(brie);
    ksession.fireAllRules();
    assertEquals(4, list.size());
    // now remove a cheese, should be no change
    ksession.retract(ksession.getFactHandle(stilton));
    ksession = getSerialisedStatefulKnowledgeSession(ksession, true);
    ksession.fireAllRules();
    assertEquals(4, list.size());
    // now remove a person, should be no change
    ksession.retract(ksession.getFactHandle(bobba));
    ksession = getSerialisedStatefulKnowledgeSession(ksession, true);
    ksession.fireAllRules();
    assertEquals(4, list.size());
    // removal remaining cheese, should increase by one, as one person left
    ksession.retract(ksession.getFactHandle(brie));
    ksession = getSerialisedStatefulKnowledgeSession(ksession, true);
    ksession.fireAllRules();
    assertEquals(5, list.size());
}

Example 8 with Cheese

use of org.drools.compiler.Cheese in project drools by kiegroup.

the class MarshallingTest method testSerializeAdd.

@Test
public void testSerializeAdd() throws Exception {
    Collection<KiePackage> kpkgs = loadKnowledgePackages("../test_Dynamic1.drl");
    kpkgs = SerializationHelper.serializeObject(kpkgs);
    InternalKnowledgeBase kBase = (InternalKnowledgeBase) getKnowledgeBase();
    kBase.addPackages(kpkgs);
    kBase = SerializationHelper.serializeObject(kBase);
    KieSession session = kBase.newKieSession();
    List list = new ArrayList();
    session.setGlobal("list", list);
    InternalFactHandle stilton = (InternalFactHandle) session.insert(new Cheese("stilton", 10));
    InternalFactHandle brie = (InternalFactHandle) session.insert(new Cheese("brie", 10));
    session.fireAllRules();
    assertEquals(list.size(), 1);
    assertEquals("stilton", list.get(0));
    // now recreate the rulebase, deserialize the session and test it
    session = SerializationHelper.getSerialisedStatefulKnowledgeSession(session, kBase, true);
    list = (List) session.getGlobal("list");
    assertNotNull(list);
    assertEquals(list.size(), 1);
    assertEquals("stilton", list.get(0));
    kpkgs = loadKnowledgePackages("../test_Dynamic3.drl");
    kpkgs = SerializationHelper.serializeObject(kpkgs);
    kBase.addPackages(kpkgs);
    InternalFactHandle stilton2 = (InternalFactHandle) session.insert(new Cheese("stilton", 10));
    InternalFactHandle brie2 = (InternalFactHandle) session.insert(new Cheese("brie", 10));
    InternalFactHandle bob = (InternalFactHandle) session.insert(new Person("bob", 30));
    session.fireAllRules();
    assertEquals(list.size(), 3);
    assertEquals(bob.getObject(), list.get(2));
    assertEquals("stilton", list.get(1));
    session.dispose();
}

Example 9 with Cheese

use of org.drools.compiler.Cheese in project drools by kiegroup.

the class MarshallingTest method testSingleRuleSingleJoinNodePattern.

@Test
public void testSingleRuleSingleJoinNodePattern() throws Exception {
    String rule = "package org.drools.compiler.test;\n";
    rule += "import org.drools.compiler.Person\n";
    rule += "import org.drools.compiler.Cheese\n";
    rule += "global java.util.List list\n";
    rule += "rule \"Rule 1\"\n";
    rule += "when\n";
    rule += "    $c : Cheese( ) \n";
    rule += "    $p : Person( cheese == $c ) \n";
    rule += "then\n";
    rule += "    list.add( $p );\n";
    rule += "end";
    KieBase kBase = loadKnowledgeBaseFromString(rule);
    // Make sure the rete node map is created correctly
    Map<Integer, BaseNode> nodes = RuleBaseNodes.getNodeMap((InternalKnowledgeBase) kBase);
    assertEquals(5, nodes.size());
    assertEquals("Cheese", ((ClassObjectType) ((ObjectTypeNode) nodes.get(3)).getObjectType()).getClassType().getSimpleName());
    assertEquals("Person", ((ClassObjectType) ((ObjectTypeNode) nodes.get(5)).getObjectType()).getClassType().getSimpleName());
    assertTrue("Should end with JoinNode", nodes.get(6).getClass().getSimpleName().endsWith("JoinNode"));
    assertEquals("Rule 1", ((RuleTerminalNode) nodes.get(7)).getRule().getName());
    KieSession session = kBase.newKieSession();
    List list = new ArrayList();
    session.setGlobal("list", list);
    Cheese stilton = new Cheese("stilton", 25);
    Cheese brie = new Cheese("brie", 49);
    Person bobba = new Person("bobba fet", 32);
    bobba.setCheese(stilton);
    Person vadar = new Person("darth vadar", 32);
    session.insert(stilton);
    session.insert(bobba);
    session.insert(vadar);
    session.insert(brie);
    session = SerializationHelper.getSerialisedStatefulKnowledgeSession(session, kBase, true);
    session.fireAllRules();
    assertEquals(1, ((List) session.getGlobal("list")).size());
    assertEquals(bobba, ((List) session.getGlobal("list")).get(0));
    Person c3po = new Person("c3p0", 32);
    c3po.setCheese(stilton);
    session.insert(c3po);
    session = SerializationHelper.getSerialisedStatefulKnowledgeSession(session, kBase, true);
    session.fireAllRules();
    assertEquals(2, ((List) session.getGlobal("list")).size());
    assertEquals(c3po, ((List) session.getGlobal("list")).get(1));
    Person r2d2 = new Person("r2d2", 32);
    r2d2.setCheese(brie);
    session.insert(r2d2);
    session = SerializationHelper.getSerialisedStatefulKnowledgeSession(session, kBase, true);
    session.fireAllRules();
    assertEquals(3, ((List) session.getGlobal("list")).size());
    assertEquals(r2d2, ((List) session.getGlobal("list")).get(2));
}

Example 10 with Cheese

use of org.drools.compiler.Cheese in project drools by kiegroup.

the class TimerAndCalendarTest method testFireRuleAfterDuration.

@Test(timeout = 10000)
public void testFireRuleAfterDuration() throws Exception {
    KieBase kbase = loadKnowledgeBase("test_FireRuleAfterDuration.drl");
    KieSession ksession = createKnowledgeSession(kbase);
    final List list = new ArrayList();
    ksession.setGlobal("list", list);
    final Cheese brie = new Cheese("brie", 12);
    final FactHandle brieHandle = (FactHandle) ksession.insert(brie);
    ksession.fireAllRules();
    // now check for update
    assertEquals(0, list.size());
    // sleep for 300ms
    Thread.sleep(300);
    ksession.fireAllRules();
    // now check for update
    assertEquals(2, list.size());
}