Examples with Rule org.kie.api.definition.rule.Rule used on opensource projects

Example 11 with Rule

use of org.kie.api.definition.rule.Rule in project drools by kiegroup.

the class Misc2Test method testCustomDynamicSalience.

@Test
public void testCustomDynamicSalience() {
    String drl = "package org.drools.test; " + "import " + Person.class.getName() + "; " + "global java.util.List list; " + "rule A " + "when " + "     $person : Person( name == 'a' ) " + "then" + "     list.add( $person.getAge() ); " + "end " + "rule B " + "when " + "     $person : Person( name == 'b' ) " + "then" + "     list.add( $person.getAge() ); " + "end " + "";
    KieHelper helper = new KieHelper();
    helper.addContent(drl, ResourceType.DRL);
    KieSession session = helper.build().newKieSession();
    List<Integer> list = new ArrayList<Integer>();
    session.setGlobal("list", list);
    for (Rule r : session.getKieBase().getKiePackage("org.drools.test").getRules()) {
        ((RuleImpl) r).setSalience(new Salience() {

            @Override
            public int getValue(KnowledgeHelper khelper, Rule rule, WorkingMemory workingMemory) {
                if (khelper == null) {
                    return 0;
                }
                InternalFactHandle h = (InternalFactHandle) khelper.getMatch().getFactHandles().get(0);
                return ((Person) h.getObject()).getAge();
            }

            @Override
            public int getValue() {
                throw new IllegalStateException("Should not have been called...");
            }

            @Override
            public boolean isDynamic() {
                return true;
            }
        });
    }
    session.insert(new Person("a", 1));
    session.insert(new Person("a", 5));
    session.insert(new Person("a", 3));
    session.insert(new Person("b", 4));
    session.insert(new Person("b", 2));
    session.insert(new Person("b", 6));
    session.fireAllRules();
    assertEquals(Arrays.asList(6, 5, 4, 3, 2, 1), list);
}

Example 12 with Rule

use of org.kie.api.definition.rule.Rule in project drools by kiegroup.

the class ActivationIteratorTest method testFilteredEagerEvaluation.

@Test(timeout = 10000)
public void testFilteredEagerEvaluation() throws Exception {
    String str = "package org.simple \n" + "rule xxx @Propagation(EAGER) \n" + "when \n" + "  $s : String()\n" + "then \n" + "end  \n" + "rule yyy @Propagation(EAGER) \n" + "when \n" + "  $s : String()\n" + "then \n" + "end  \n";
    KieSessionConfiguration conf = KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
    conf.setOption(new ForceEagerActivationOption.FILTERED(new ForceEagerActivationFilter() {

        @Override
        public boolean accept(Rule rule) {
            return rule.getName().equals("xxx");
        }
    }));
    KieBase kbase = loadKnowledgeBaseFromString(str);
    KieSession ksession = createKnowledgeSession(kbase, conf);
    final List list = new ArrayList();
    AgendaEventListener agendaEventListener = new DefaultAgendaEventListener() {

        public void matchCreated(org.kie.api.event.rule.MatchCreatedEvent event) {
            list.add("activated");
        }
    };
    ksession.addEventListener(agendaEventListener);
    ksession.insert("test");
    ((InternalWorkingMemory) ksession).flushPropagations();
    assertEquals(1, list.size());
}

Example 13 with Rule

use of org.kie.api.definition.rule.Rule in project drools by kiegroup.

the class ActivateAndDeleteOnListenerTest method testOneLazyAndOneImmediateSubPath.

@Test
public void testOneLazyAndOneImmediateSubPath() throws Exception {
    String str = "package org.simple \n" + "rule xxx \n" + "when \n" + "  $s : String()\n" + "  exists( Integer() or Long() )\n" + "then \n" + "end  \n" + "rule yyy \n" + "when \n" + "  $s : String()\n" + "  exists( Integer() or Long() )\n" + "then \n" + "end  \n";
    KieServices ks = KieServices.Factory.get();
    KieSessionConfiguration conf = KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
    conf.setOption(new ForceEagerActivationOption.FILTERED(new ForceEagerActivationFilter() {

        @Override
        public boolean accept(Rule rule) {
            return rule.getName().equals("yyy");
        }
    }));
    KieSession ksession = new KieHelper().addContent(str, ResourceType.DRL).build().newKieSession(conf, null);
    final List list = new ArrayList();
    AgendaEventListener agendaEventListener = new org.kie.api.event.rule.DefaultAgendaEventListener() {

        public void matchCreated(org.kie.api.event.rule.MatchCreatedEvent event) {
            list.add(event.getMatch().getRule().getName());
        }
    };
    ksession.addEventListener(agendaEventListener);
    ksession.insert("test");
    assertEquals(0, list.size());
    ksession.insert(1);
    assertEquals(1, list.size());
    assertEquals("yyy", list.get(0));
}

Example 14 with Rule

use of org.kie.api.definition.rule.Rule in project drools by kiegroup.

the class AnnotationsTest method testRuleAnnotations.

@Test
public void testRuleAnnotations() {
    String drl = "package org.drools.test; " + "import " + Inner.class.getName().replace("$", ".") + "; " + "rule Foo " + "@Inner( text=\"a\", test=\"b\" ) " + "when " + "then " + "end ";
    KieHelper helper = new KieHelper();
    helper.addContent(drl, ResourceType.DRL);
    Rule rule = helper.build().getRule("org.drools.test", "Foo");
    assertTrue(rule.getMetaData().containsKey(Inner.class.getName().replace("$", ".")));
    Object obj = rule.getMetaData().get(Inner.class.getName().replace("$", "."));
    assertNotNull(obj);
    assertTrue(obj instanceof Map);
    assertEquals("b", ((Map) obj).get("test"));
    assertEquals("a", ((Map) obj).get("text"));
}

Example 15 with Rule

use of org.kie.api.definition.rule.Rule in project drools by kiegroup.

the class AnnotationsTest method testRuleAnnotation2.

@Test
public void testRuleAnnotation2() {
    String drl = "package org.drools.compiler.integrationtests\n" + "import " + Person.class.getCanonicalName() + "; \n" + "rule X\n" + "    @alt(\" \\\"<- these are supposed to be the only quotes ->\\\" \")\n" + "when\n" + "    Person()\n" + "then\n" + "end";
    KieBaseConfiguration conf = KnowledgeBaseFactory.newKnowledgeBaseConfiguration();
    conf.setOption(EventProcessingOption.STREAM);
    conf.setOption(MBeansOption.ENABLED);
    KieBase kbase = loadKnowledgeBase("kb1", drl, conf);
    Rule rule = kbase.getRule("org.drools.compiler.integrationtests", "X");
    assertEquals(" \"<- these are supposed to be the only quotes ->\" ", rule.getMetaData().get("alt"));
}