Examples with InternalFactHandle org.drools.core.common.InternalFactHandle used on opensource projects

Example 16 with InternalFactHandle

use of org.drools.core.common.InternalFactHandle in project drools by kiegroup.

the class GetFactHandlesInEntryPointCommand method execute.

public Collection<FactHandle> execute(Context context) {
    KieSession ksession = ((RegistryContext) context).lookup(KieSession.class);
    EntryPoint ep = ksession.getEntryPoint(entryPoint);
    Collection<FactHandle> disconnectedFactHandles = new ArrayList<FactHandle>();
    if (filter != null) {
        Collection<InternalFactHandle> factHandles = ep.getFactHandles(this.filter);
        if (factHandles != null && disconnected) {
            for (InternalFactHandle factHandle : factHandles) {
                InternalFactHandle handle = factHandle.clone();
                handle.disconnect();
                disconnectedFactHandles.add(handle);
            }
            return disconnectedFactHandles;
        } else {
            return ksession.getFactHandles(this.filter);
        }
    } else {
        Collection<InternalFactHandle> factHandles = ep.getFactHandles();
        if (factHandles != null && disconnected) {
            for (InternalFactHandle factHandle : factHandles) {
                InternalFactHandle handle = factHandle.clone();
                handle.disconnect();
                disconnectedFactHandles.add(handle);
            }
            return disconnectedFactHandles;
        } else {
            return ksession.getFactHandles();
        }
    }
}

Example 17 with InternalFactHandle

use of org.drools.core.common.InternalFactHandle in project drools by kiegroup.

the class TruthMaintenanceTest method testStatedShadowLogicalWithSingleOccurance.

@Test(timeout = 10000)
public void testStatedShadowLogicalWithSingleOccurance() {
    String droolsSource = "package org.drools.tms.test; \n" + "global java.util.List list; \n" + "rule Justify \n" + "when \n" + "    String( this == 'go1' ) " + "then \n" + "    insertLogical( 'f1' ); \n" + "end \n" + "rule StillHere \n" + "when \n" + "    String( this == 'go2' ) " + "    s : String( this == 'f1' ) " + "then \n" + "    list.add( s ); \n" + "end \n" + "";
    KieBaseConfiguration kieConf = KnowledgeBaseFactory.newKnowledgeBaseConfiguration();
    kieConf.setOption(EqualityBehaviorOption.IDENTITY);
    KieBase kbase = loadKnowledgeBaseFromString(kieConf, droolsSource);
    KieSession session = kbase.newKieSession();
    List list = new ArrayList();
    session.setGlobal("list", list);
    InternalFactHandle fh1 = (InternalFactHandle) session.insert("f1");
    InternalFactHandle fh2 = (InternalFactHandle) session.insert("f2");
    session.insert("go1");
    session.fireAllRules();
    session.insert("go2");
    session.fireAllRules();
    // Make sure f1 only occurs once
    assertEquals(1, list.size());
    assertEquals("f1", list.get(0));
}

Example 18 with InternalFactHandle

use of org.drools.core.common.InternalFactHandle 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 19 with InternalFactHandle

use of org.drools.core.common.InternalFactHandle in project drools by kiegroup.

the class TruthMaintenanceTest method testLogicalThenStatedShadowSingleOccurance.

@Test(timeout = 10000)
public void testLogicalThenStatedShadowSingleOccurance() {
    String droolsSource = "package org.drools.tms.test; \n" + "global java.util.List list; \n" + "rule Justify \n" + "when \n" + "    String( this == 'go1' ) " + "then \n" + "    insertLogical( 'f1' ); \n" + "end \n" + "rule StillHere \n" + "when \n" + "    String( this == 'go2' ) " + "    s : String( this == 'f1' ) " + "then \n" + "    list.add( s ); \n" + "end \n" + "";
    KieBaseConfiguration kieConf = KnowledgeBaseFactory.newKnowledgeBaseConfiguration();
    kieConf.setOption(EqualityBehaviorOption.IDENTITY);
    KieBase kbase = loadKnowledgeBaseFromString(kieConf, droolsSource);
    KieSession session = kbase.newKieSession();
    List list = new ArrayList();
    session.setGlobal("list", list);
    session.insert("go1");
    session.fireAllRules();
    TruthMaintenanceSystem tms = ((StatefulKnowledgeSessionImpl) session).getTruthMaintenanceSystem();
    InternalFactHandle jfh1 = tms.get("f1").getLogicalFactHandle();
    assertEquals(EqualityKey.JUSTIFIED, jfh1.getEqualityKey().getStatus());
    InternalFactHandle fh1 = (InternalFactHandle) session.insert("f1");
    InternalFactHandle fh2 = (InternalFactHandle) session.insert("f2");
    session.insert("go2");
    session.fireAllRules();
    assertEquals(EqualityKey.STATED, fh1.getEqualityKey().getStatus());
    assertSame(fh1.getEqualityKey(), jfh1.getEqualityKey());
    assertNotSame(fh1, jfh1);
    EqualityKey key = jfh1.getEqualityKey();
    assertSame(fh1.getEqualityKey(), key);
    assertNotSame(fh1, jfh1);
    assertEquals(2, key.size());
    assertSame(jfh1, key.getLogicalFactHandle());
    // Make sure f1 only occurs once
    assertEquals(1, list.size());
    assertEquals("f1", list.get(0));
}

Example 20 with InternalFactHandle

use of org.drools.core.common.InternalFactHandle in project drools by kiegroup.

the class TruthMaintenanceTest method testLogicalWithStatedShadowThenDeleteLogicalThenDeleteStated.

@Test(timeout = 10000)
public void testLogicalWithStatedShadowThenDeleteLogicalThenDeleteStated() {
    String droolsSource = "package org.drools.tms.test; \n" + "global java.util.List list; \n" + "rule Justify \n" + "when \n" + "    String( this == 'go1' ) " + "then \n" + "    insertLogical( 'f1' ); \n" + "end \n" + "rule StillHere \n" + "when \n" + "    String( this in ('go2', 'go3', 'go4') ) " + "    s : String( this == 'f1' ) " + "then \n" + "    list.add( s ); \n" + "end \n" + "";
    KieBaseConfiguration kieConf = KnowledgeBaseFactory.newKnowledgeBaseConfiguration();
    kieConf.setOption(EqualityBehaviorOption.IDENTITY);
    KieBase kbase = loadKnowledgeBaseFromString(kieConf, droolsSource);
    KieSession session = kbase.newKieSession();
    List list = new ArrayList();
    session.setGlobal("list", list);
    session.insert("go1");
    session.fireAllRules();
    TruthMaintenanceSystem tms = ((StatefulKnowledgeSessionImpl) session).getTruthMaintenanceSystem();
    InternalFactHandle jfh1 = tms.get("f1").getLogicalFactHandle();
    assertEquals(EqualityKey.JUSTIFIED, jfh1.getEqualityKey().getStatus());
    InternalFactHandle fh1 = (InternalFactHandle) session.insert("f1");
    session.insert("go2");
    session.fireAllRules();
    assertEquals(EqualityKey.STATED, fh1.getEqualityKey().getStatus());
    assertEquals(1, fh1.getEqualityKey().getBeliefSet().size());
    assertSame(fh1.getEqualityKey(), jfh1.getEqualityKey());
    assertNotSame(fh1, jfh1);
    // Make sure f1 only occurs once
    assertEquals(1, list.size());
    assertEquals("f1", list.get(0));
    list.clear();
    tms.delete(jfh1);
    session.insert("go3");
    session.fireAllRules();
    assertNull(fh1.getEqualityKey().getBeliefSet());
    // Make sure f1 only occurs once
    assertEquals(1, list.size());
    assertEquals("f1", list.get(0));
    list.clear();
    session.delete(fh1);
    session.insert("go4");
    session.fireAllRules();
    assertEquals(0, list.size());
}