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

Example 41 with DefaultFactHandle

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

the class AlphaNodeTest method testLiteralConstraintAssertObjectWithoutMemory.

@Test
public void testLiteralConstraintAssertObjectWithoutMemory() throws Exception {
    InternalKnowledgeBase kBase = KnowledgeBaseFactory.newKnowledgeBase();
    BuildContext buildContext = new BuildContext(kBase, Collections.emptyList());
    buildContext.setRule(new RuleImpl("test"));
    StatefulKnowledgeSessionImpl ksession = (StatefulKnowledgeSessionImpl) kBase.newKieSession();
    final RuleImpl rule = new RuleImpl("test-rule");
    PropagationContextFactory pctxFactory = RuntimeComponentFactory.get().getPropagationContextFactory();
    final PropagationContext context = pctxFactory.createPropagationContext(0, PropagationContext.Type.INSERTION, null, null, null);
    final MockObjectSource source = new MockObjectSource(buildContext.getNextNodeId());
    AlphaNodeFieldConstraint constraint = ConstraintTestUtil.createCheeseTypeEqualsConstraint(store, "cheddar", useLambdaConstraint);
    // With Memory
    final AlphaNode alphaNode = new AlphaNode(buildContext.getNextNodeId(), constraint, source, // no memory
    buildContext);
    final MockObjectSink sink = new MockObjectSink();
    alphaNode.addObjectSink(sink);
    final Cheese cheddar = new Cheese("cheddar", 5);
    final DefaultFactHandle f0 = (DefaultFactHandle) ksession.insert(cheddar);
    // check sink is empty
    assertLength(0, sink.getAsserted());
    // object should assert as it passes text
    alphaNode.assertObject(f0, context, ksession);
    Assert.assertEquals(1, sink.getAsserted().size());
    Object[] list = (Object[]) sink.getAsserted().get(0);
    assertSame(cheddar, ksession.getObject((DefaultFactHandle) list[0]));
    final Cheese stilton = new Cheese("stilton", 6);
    final DefaultFactHandle f1 = new DefaultFactHandle(1, stilton);
    // object should NOT assert as it does not pass test
    alphaNode.assertObject(f1, context, ksession);
    assertLength(1, sink.getAsserted());
    list = (Object[]) sink.getAsserted().get(0);
    assertSame(cheddar, ksession.getObject((DefaultFactHandle) list[0]));
}

Example 42 with DefaultFactHandle

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

the class AlphaNodeTest method testUpdateSinkWithoutMemory.

@Test
public void testUpdateSinkWithoutMemory() {
    // An AlphaNode should try and repropagate from its source
    InternalKnowledgeBase kBase = KnowledgeBaseFactory.newKnowledgeBase();
    BuildContext buildContext = new BuildContext(kBase, Collections.emptyList());
    buildContext.setRule(new RuleImpl("test"));
    StatefulKnowledgeSessionImpl ksession = (StatefulKnowledgeSessionImpl) kBase.newKieSession();
    final RuleImpl rule = new RuleImpl("test-rule");
    PropagationContextFactory pctxFactory = RuntimeComponentFactory.get().getPropagationContextFactory();
    final PropagationContext context = pctxFactory.createPropagationContext(0, PropagationContext.Type.INSERTION, null, null, null);
    final MockObjectSource source = new MockObjectSource(buildContext.getNextNodeId());
    AlphaNodeFieldConstraint constraint = ConstraintTestUtil.createCheeseTypeEqualsConstraint(store, "cheddar", useLambdaConstraint);
    final AlphaNode alphaNode = new AlphaNode(buildContext.getNextNodeId(), constraint, source, // no memory
    buildContext);
    alphaNode.attach(buildContext);
    final MockObjectSink sink1 = new MockObjectSink();
    alphaNode.addObjectSink(sink1);
    // Assert a single fact which should be in the AlphaNode memory and also
    // propagated to the
    // the tuple sink
    final Cheese cheese = new Cheese("cheddar", 0);
    final DefaultFactHandle handle1 = new DefaultFactHandle(1, cheese);
    // adding handle to the mock source
    source.addFact(handle1);
    alphaNode.assertObject(handle1, context, ksession);
    // Create a fact that should not be propagated, since the alpha node restriction will filter it out
    final Cheese stilton = new Cheese("stilton", 10);
    final DefaultFactHandle handle2 = new DefaultFactHandle(2, stilton);
    // adding handle to the mock source
    source.addFact(handle2);
    alphaNode.assertObject(handle2, context, ksession);
    assertLength(1, sink1.getAsserted());
    // Attach a new tuple sink
    final MockObjectSink sink2 = new MockObjectSink();
    // Tell the alphanode to update the new node. Make sure the first sink1
    // is not updated
    // likewise the source should not do anything
    alphaNode.updateSink(sink2, context, ksession);
    assertLength(1, sink1.getAsserted());
    assertLength(1, sink2.getAsserted());
    Assert.assertEquals(1, source.getUdated());
}

Example 43 with DefaultFactHandle

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

the class AlphaNodeTest method testReturnValueConstraintAssertObject.

/*
     *  This just test AlphaNode With a different Constraint type.
     */
@Test
public void testReturnValueConstraintAssertObject() throws Exception {
    InternalKnowledgeBase kBase = KnowledgeBaseFactory.newKnowledgeBase();
    BuildContext buildContext = new BuildContext(kBase, Collections.emptyList());
    buildContext.setRule(new RuleImpl("test"));
    StatefulKnowledgeSessionImpl ksession = (StatefulKnowledgeSessionImpl) kBase.newKieSession();
    final RuleImpl rule = new RuleImpl("test-rule");
    PropagationContextFactory pctxFactory = RuntimeComponentFactory.get().getPropagationContextFactory();
    final PropagationContext context = pctxFactory.createPropagationContext(0, PropagationContext.Type.INSERTION, null, null, null);
    final MockObjectSource source = new MockObjectSource(buildContext.getNextNodeId());
    AlphaNodeFieldConstraint constraint = ConstraintTestUtil.createCheeseTypeEqualsConstraint(store, "cheddar", useLambdaConstraint);
    final AlphaNode alphaNode = new AlphaNode(buildContext.getNextNodeId(), constraint, source, buildContext);
    final MockObjectSink sink = new MockObjectSink();
    alphaNode.addObjectSink(sink);
    final Cheese cheddar = new Cheese("cheddar", 5);
    final DefaultFactHandle f0 = (DefaultFactHandle) ksession.insert(cheddar);
    assertLength(0, sink.getAsserted());
    // object should assert as it passes text
    alphaNode.assertObject(f0, context, ksession);
    assertLength(1, sink.getAsserted());
    final Object[] list = (Object[]) sink.getAsserted().get(0);
    assertSame(cheddar, ksession.getObject((DefaultFactHandle) list[0]));
    final Cheese stilton = new Cheese("stilton", 6);
    f0.setObject(stilton);
    sink.getAsserted().clear();
    // object should not assert as it does not pass text
    alphaNode.assertObject(f0, context, ksession);
    assertLength(0, sink.getAsserted());
}

Example 44 with DefaultFactHandle

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

the class NodeSegmentUnlinkingTest method testAllLinkedInWithJoinNodesOnly.

@Test
public void testAllLinkedInWithJoinNodesOnly() {
    setUp(JOIN_NODE);
    // make sure it created JoinNodes
    assertEquals(JoinNode.class, n3.getClass());
    InternalKnowledgeBase kBase = KnowledgeBaseFactory.newKnowledgeBase();
    StatefulKnowledgeSessionImpl ksession = (StatefulKnowledgeSessionImpl) kBase.newKieSession();
    DefaultFactHandle f1 = (DefaultFactHandle) ksession.insert("test1");
    n3.assertObject(f1, context, ksession);
    BetaMemory bm = (BetaMemory) ksession.getNodeMemory(n3);
    assertFalse(bm.getSegmentMemory().isSegmentLinked());
    n4.assertObject(f1, context, ksession);
    assertFalse(bm.getSegmentMemory().isSegmentLinked());
    n5.assertObject(f1, context, ksession);
    assertFalse(bm.getSegmentMemory().isSegmentLinked());
    n6.assertObject(f1, context, ksession);
    // only after all 4 nodes are populated, is the segment linked in
    assertTrue(bm.getSegmentMemory().isSegmentLinked());
}

Example 45 with DefaultFactHandle

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

the class ObjectHashMapTest method testIdentityWithResize.

@Test
public void testIdentityWithResize() {
    KieBaseConfiguration kconf = RuleBaseFactory.newKnowledgeBaseConfiguration();
    kconf.setOption(EqualityBehaviorOption.IDENTITY);
    KieBase kbase = KnowledgeBaseFactory.newKnowledgeBase(RuleBaseFactory.newRuleBase(kconf));
    KieSession ksession = kbase.newKieSession();
    int length = 1 * 300;
    List<FactHandle> handles = new ArrayList<FactHandle>(1000);
    List<String> objects = new ArrayList<String>(1000);
    for (int i = 0; i < length; i++) {
        String s = getPropertyName(i);
        FactHandle handle = ksession.insert(s);
        objects.add(s);
        handles.add(handle);
    }
    for (int i = 0; i < length; i++) {
        String s = objects.get(i);
        FactHandle handle = handles.get(i);
        assertEquals(s, ksession.getObject(handle));
        assertSame(handle, ksession.getFactHandle(s));
        // now check with disconnected facthandle
        handle = DefaultFactHandle.createFromExternalFormat(((DefaultFactHandle) handle).toExternalForm());
        assertEquals(s, ksession.getObject(handle));
    }
    for (int i = 0; i < length; i++) {
        FactHandle handle = handles.get(i);
        // now retract with disconnected facthandle
        handle = DefaultFactHandle.createFromExternalFormat(((DefaultFactHandle) handle).toExternalForm());
        ksession.retract(handle);
        assertEquals(length - i - 1, ksession.getObjects().size());
        assertEquals(length - i - 1, ksession.getFactHandles().size());
    }
    assertEquals(0, ksession.getObjects().size());
    assertEquals(0, ksession.getFactHandles().size());
}