Examples with FactHandle org.kie.api.runtime.rule.FactHandle used on opensource projects

Example 76 with FactHandle

use of org.kie.api.runtime.rule.FactHandle in project drools by kiegroup.

the class PropertyReactivityTest method testUpdateOnNonExistingProperty.

@Test
public void testUpdateOnNonExistingProperty() {
    // DROOLS-2170
    final String str1 = "import " + Klass.class.getCanonicalName() + "\n" + "rule R when\n" + "  Klass( b == 2 )\n" + "then\n" + "end\n";
    final KieSession ksession = new KieHelper().addContent(str1, ResourceType.DRL).build().newKieSession();
    final Klass bean = new Klass(1, 2, 3, 4, 5, 6);
    final FactHandle fh = ksession.insert(bean);
    ksession.fireAllRules();
    try {
        ksession.update(fh, bean, "z");
        fail("Trying to update not existing property must fail");
    } catch (Exception e) {
        assertTrue(e.getMessage().contains(Klass.class.getName()));
    }
}

Example 77 with FactHandle

use of org.kie.api.runtime.rule.FactHandle in project drools by kiegroup.

the class PropertyReactivityTest method testWatchFieldInExternalNotPattern.

@Test
public void testWatchFieldInExternalNotPattern() {
    // DROOLS-1445
    final String drl = "import " + Person.class.getCanonicalName() + ";\n" + "global java.util.List list;\n" + "rule R when\n" + "    $p1 : Person( name == \"Mario\" )\n" + "    not( Person( age < $p1.age ) )\n" + "then\n" + "    list.add(\"t0\");\n" + "end\n" + "rule Z when\n" + "    $p1 : Person( name == \"Mario\" ) \n" + "then\n" + "    modify($p1) { setAge(35); } \n" + "end\n";
    // making the default explicit:
    final KieSession ksession = new KieHelper(PropertySpecificOption.ALWAYS).addContent(drl, ResourceType.DRL).build().newKieSession();
    final List<String> list = new ArrayList<String>();
    ksession.setGlobal("list", list);
    final Person mario = new Person("Mario", 40);
    final Person mark = new Person("Mark", 37);
    final FactHandle fh_mario = ksession.insert(mario);
    ksession.insert(mark);
    final int x = ksession.fireAllRules();
    assertEquals(1, list.size());
    assertEquals("t0", list.get(0));
}

Example 78 with FactHandle

use of org.kie.api.runtime.rule.FactHandle in project drools by kiegroup.

the class PropertyReactivityTest method testPropReactiveUpdate.

@Test
public void testPropReactiveUpdate() {
    // DROOLS-1275
    final String str1 = "import " + Klass.class.getCanonicalName() + "\n" + "global java.util.List list;\n" + "rule R when\n" + "  Klass( b == 2 )\n" + "then\n" + "  list.add(\"fired\");\n" + "end\n";
    final KieSession ksession = new KieHelper().addContent(str1, ResourceType.DRL).build().newKieSession();
    final List<String> list = new ArrayList<String>();
    ksession.setGlobal("list", list);
    final Klass bean = new Klass(1, 2, 3, 4, 5, 6);
    final FactHandle fh = ksession.insert(bean);
    ksession.fireAllRules();
    assertEquals(1, list.size());
    ((StatefulKnowledgeSessionImpl) ksession).update(fh, bean, "a", "d");
    ksession.fireAllRules();
    assertEquals(1, list.size());
    ((StatefulKnowledgeSessionImpl) ksession).update(fh, bean, "c", "b");
    ksession.fireAllRules();
    assertEquals(2, list.size());
}

Example 79 with FactHandle

use of org.kie.api.runtime.rule.FactHandle in project drools by kiegroup.

the class JBRULESTest method testJBRULES3323.

@Test
public void testJBRULES3323() throws Exception {
    // adding rules. it is important to add both since they reciprocate
    final StringBuilder rule = new StringBuilder();
    rule.append("package de.orbitx.accumulatetesettest;\n");
    rule.append("import java.util.Set;\n");
    rule.append("import java.util.HashSet;\n");
    rule.append("import org.drools.compiler.Foo;\n");
    rule.append("import org.drools.compiler.Bar;\n");
    rule.append("rule \"Sub optimal foo parallelism - this rule is causing NPE upon reverse\"\n");
    rule.append("when\n");
    rule.append("$foo : Foo($leftId : id, $leftBar : bar != null)\n");
    rule.append("$fooSet : Set()\n");
    rule.append("from accumulate ( Foo(id > $leftId, bar != null && != $leftBar, $bar : bar),\n");
    rule.append("collectSet( $bar ) )\n");
    rule.append("then\n");
    rule.append("//System.out.println(\"ok\");\n");
    rule.append("end\n");
    // building stuff
    final KieBase kbase = loadKnowledgeBaseFromString(rule.toString());
    final KieSession ksession = createKnowledgeSession(kbase);
    // adding test data
    final Bar[] barList = new Bar[3];
    for (int i = 0; i < barList.length; i++) {
        barList[i] = new Bar(String.valueOf(i));
    }
    final Foo[] fooList = new Foo[4];
    for (int i = 0; i < fooList.length; i++) {
        fooList[i] = new Foo(String.valueOf(i), i == 3 ? barList[2] : barList[i]);
    }
    for (final Foo foo : fooList) {
        ksession.insert(foo);
    }
    // the NPE is caused by exactly this sequence. of course there are more sequences but this
    // appears to be the most short one
    final int[] magicFoos = new int[] { 3, 3, 1, 1, 0, 0, 2, 2, 1, 1, 0, 0, 3, 3, 2, 2, 3, 1, 1 };
    final int[] magicBars = new int[] { 1, 2, 0, 1, 1, 0, 1, 2, 2, 1, 2, 0, 0, 2, 0, 2, 0, 0, 1 };
    // upon final rule firing an NPE will be thrown in org.drools.core.rule.Accumulate
    for (int i = 0; i < magicFoos.length; i++) {
        final Foo tehFoo = fooList[magicFoos[i]];
        final FactHandle fooFactHandle = ksession.getFactHandle(tehFoo);
        tehFoo.setBar(barList[magicBars[i]]);
        ksession.update(fooFactHandle, tehFoo);
        ksession.fireAllRules();
    }
    ksession.dispose();
}

Example 80 with FactHandle

use of org.kie.api.runtime.rule.FactHandle in project drools by kiegroup.

the class ExtendsTest method testInheritAnnotationsInOtherPackage.

@Test
public void testInheritAnnotationsInOtherPackage() throws Exception {
    String s1 = "package org.drools.compiler.test.pack1;\n" + "global java.util.List list;" + "\n" + "declare Event\n" + "@role(event)" + "  id    : int\n" + "end\n" + "\n" + "rule \"X\"\n" + "when\n" + "  $s1 : Event()\n" + "then\n" + "  System.out.println( $s1 );\n" + "  list.add( $s1.getId() );\n " + "end";
    String s2 = "package org.drools.compiler.test.pack2;\n" + "\n" + "import org.drools.compiler.test.pack1.Event;\n" + "global java.util.List list;" + "\n" + "declare Event end\n" + "\n" + "declare SubEvent extends Event\n" + "end\n" + "\n" + "rule \"Init\"\n" + "when\n" + "then\n" + "  list.add( 0 );\n" + "  insert( new SubEvent( 1 ) );\n" + "  insert( new SubEvent( 2 ) );\n" + "end\n" + "\n" + "rule \"Seq\"\n" + "when\n" + "  $s1 : SubEvent( id == 1 )\n" + "  $s2 : SubEvent( id == 2, this after[0,10s] $s1 )\n" + "then\n" + "  list.add( 3 );\n" + "  System.out.println( $s1 + \" after \" + $s1 );\n" + "end \n" + "\n" + "rule \"Seq 2 \"\n" + "when\n" + "  $s1 : Event( id == 1 )\n" + "  $s2 : Event( id == 2, this after[0,10s] $s1 )\n" + "then\n" + "  list.add( 4 );\n" + "  System.out.println( $s1 + \" after II \" + $s1 );\n" + "end";
    KieSession kSession = new KieHelper().addContent(s1, ResourceType.DRL).addContent(s2, ResourceType.DRL).build().newKieSession();
    List list = new ArrayList();
    kSession.setGlobal("list", list);
    kSession.fireAllRules();
    for (Object o : kSession.getObjects()) {
        FactHandle h = kSession.getFactHandle(o);
        assertTrue(h instanceof EventFactHandle);
    }
    System.out.println(list);
    assertEquals(5, list.size());
    assertTrue(list.contains(0));
    assertTrue(list.contains(1));
    assertTrue(list.contains(2));
    assertTrue(list.contains(3));
    assertTrue(list.contains(4));
}