org.kie.api.event.rule.DebugRuleRuntimeEventListener Java Examples

@Test
public void testDynamicAdd() {
    String test =
            "\nrule id3" +
            "\nwhen" +
            "\neval(0 < 1)" + // this eval works
            "\nthen" +
            "\ninsertLogical( \"done\" );" +
            "\nend";

    loadPackages( ResourceFactory.newByteArrayResource( test.getBytes() ), ResourceType.DRL );
    ((KnowledgeBaseImpl)session.getKieBase()).addPackages(kbuilder.getKnowledgePackages());
    session.addEventListener( new DebugRuleRuntimeEventListener( ) );

    int fired = session.fireAllRules(); // 1
    System.out.println(fired);
    effects = session.getObjects();
    assertTrue(effects.contains("done"), "fired");

    // so the above works, let's try it again
    String test2 =
            "\nrule id4" +
            "\nwhen" +
            "\neval(0 == 0 )" + // this eval doesn't
            "\nthen" +
            "\ninsertLogical( \"done2\" );" +
            "\nend";

    loadPackages(ResourceFactory.newByteArrayResource(test2.getBytes()), ResourceType.DRL);
    ((KnowledgeBaseImpl)session.getKieBase()).addPackages(kbuilder.getKnowledgePackages());


    fired = session.fireAllRules(); // 0
    System.out.println(fired);
    effects = session.getObjects();
    assertTrue(effects.contains("done2"), "fired"); // fails
}
 

public static void execute( KieContainer kc ) {
    // From the container, a session is created based on
    // its definition and configuration in the META-INF/kmodule.xml file
    KieSession ksession = kc.newKieSession("HelloWorldKS");

    // Once the session is created, the application can interact with it
    // In this case it is setting a global as defined in the
    // org/drools/examples/helloworld/HelloWorld.drl file
    ksession.setGlobal( "list",
                        new ArrayList<Object>() );

    // The application can also setup listeners
    ksession.addEventListener( new DebugAgendaEventListener() );
    ksession.addEventListener( new DebugRuleRuntimeEventListener() );

    // To setup a file based audit logger, uncomment the next line
    // KieRuntimeLogger logger = ks.getLoggers().newFileLogger( ksession, "./helloworld" );

    // To setup a ThreadedFileLogger, so that the audit view reflects events whilst debugging,
    // uncomment the next line
    // KieRuntimeLogger logger = ks.getLoggers().newThreadedFileLogger( ksession, "./helloworld", 1000 );

    // The application can insert facts into the session
    final Message message = new Message();
    message.setMessage( "Hello World" );
    message.setStatus( Message.HELLO );
    ksession.insert( message );

    // and fire the rules
    ksession.fireAllRules();

    // Remove comment if using logging
    // logger.close();

    // and then dispose the session
    ksession.dispose();
}
 

public static void execute(KieContainer kc) {
    // From the container, a session is created based on
    // its definition and configuration in the META-INF/kmodule.xml file
    KieSession ksession = kc.newKieSession("HelloWorldKS");

    // Once the session is created, the application can interact with it
    // In this case it is setting a global as defined in the
    // org/drools/examples/helloworld/HelloWorld.drl file
    ksession.setGlobal("list",
            new ArrayList<>());

    // The application can also setup listeners
    ksession.addEventListener(new DebugAgendaEventListener());
    ksession.addEventListener(new DebugRuleRuntimeEventListener());

    // To setup a file based audit logger, uncomment the next line
    // KieRuntimeLogger logger = ks.getLoggers().newFileLogger( ksession, "./helloworld" );

    // To setup a ThreadedFileLogger, so that the audit view reflects events whilst debugging,
    // uncomment the next line
    // KieRuntimeLogger logger = ks.getLoggers().newThreadedFileLogger( ksession, "./helloworld", 1000 );

    // The application can insert facts into the session
    final Message message = new Message();
    message.setMessage("Hello World");
    message.setStatus(Message.HELLO);
    ksession.insert(message);

    // and fire the rules
    ksession.fireAllRules();

    // Remove comment if using logging
    // logger.close();

    // and then dispose the session
    ksession.dispose();
}
 

@Override
public void start(BundleContext context) throws Exception {
    KieServices ks = KieServices.Factory.get();
    KieContainer kcont = ks.newKieClasspathContainer(getClass()
            .getClassLoader());
    KieBase kbase = kcont.getKieBase("SimpleRuleKBase");

    logger.info("KieSession newKieSession.");
    ksession = kbase.newKieSession();

    ksession.addEventListener(new DebugAgendaEventListener());
    ksession.addEventListener(new DebugRuleRuntimeEventListener());

    Customer customer = customerPoor();

    logger.info("KieSession fireAllRules. {}", customer);
    FactHandle fh = ksession.insert(customer);
    ksession.fireAllRules();
    ksession.delete(fh);
    logger.info("After rule {}", customer);

    customer = customerNormal();
    logger.info("KieSession fireAllRules. {}", customer);
    fh = ksession.insert(customer);
    ksession.fireAllRules();
    ksession.delete(fh);
    logger.info("After rule {}", customer);

    customer = customerVip();
    logger.info("KieSession fireAllRules. {}", customer);
    fh = ksession.insert(customer);
    ksession.fireAllRules();
    ksession.delete(fh);

    logger.info("After rule {}", customer);
}
 

/**
 * beforeClass.
 */
@BeforeClass
public static void beforeClass() {
    KieServices ks = KieServices.Factory.get();
    KieContainer kcont = ks.newKieClasspathContainer();
    KieBase kbase = kcont.getKieBase("SimpleRuleKBase");
    ksession = kbase.newKieSession();
    ksession.addEventListener(new DebugAgendaEventListener());
    ksession.addEventListener(new DebugRuleRuntimeEventListener());
}
 

@Test
public void testDynamicAdd2() {
    String test =
            "rule id3\n" +
            "when\n" +
            "eval(0 == 0)\n" +
            "String( this == \"go\" )\n" + // this eval works
            "then\n" +
            "insertLogical( \"done\" );\n" +
            "end\n" +
            "rule id5\n" +
            "when\n" +
            "eval(0 == 0)\n" +
            "Integer( this == 7 )\n" + // this eval works
            "then\n" +
            "insertLogical( \"done3\" );\n" +
            "end\n";


    loadPackages( ResourceFactory.newByteArrayResource( test.getBytes() ), ResourceType.DRL );
    ((KnowledgeBaseImpl)session.getKieBase()).addPackages(kbuilder.getKnowledgePackages());
    session.addEventListener( new DebugRuleRuntimeEventListener( ) );

    session.insert( "go" );
    session.insert( 5 );
    session.insert( 7 );

    int fired = session.fireAllRules(); // 1
    System.out.println(fired);
    effects = session.getObjects();
    assertTrue(effects.contains("done"), "fired");

    // so the above works, let's try it again
    String test2 =
            "\nrule id4" +
            "\nwhen" +
            "\neval(0 == 0 )" + // this eval doesn't
            "\nInteger( this == 5 )" +
            "\nthen" +
            "\ninsertLogical( \"done2\" );" +
            "\nend";

    loadPackages(ResourceFactory.newByteArrayResource(test2.getBytes()), ResourceType.DRL);
    ((KnowledgeBaseImpl)session.getKieBase()).addPackages(kbuilder.getKnowledgePackages());


    fired = session.fireAllRules(); // 0
    System.out.println(fired);
    effects = session.getObjects();
    assertTrue(effects.contains("done2"), "fired"); // fails

    for ( Object o : session.getObjects() ) {
        System.out.println( o );
    }
}
 

@PostConstruct
public void after() {
	kSession.registerChannel("auditing", this);
	kSession.addEventListener(new DebugAgendaEventListener(System.out));
	kSession.addEventListener(new DebugRuleRuntimeEventListener(System.out));
}