Examples with InternalKnowledgeBase org.drools.core.impl.InternalKnowledgeBase used on opensource projects

Example 56 with InternalKnowledgeBase

use of org.drools.core.impl.InternalKnowledgeBase in project drools by kiegroup.

the class RemoveRuleTest method testPopulatedMultipleSharesRemoveLast.

@Test
public void testPopulatedMultipleSharesRemoveLast() throws Exception {
    InternalKnowledgeBase kbase1 = buildKnowledgeBase("r1", "   A(1;)  A(2;) B(1;) B(2;) C(1;) D() E()\n");
    InternalWorkingMemory wm = ((InternalWorkingMemory) kbase1.newKieSession());
    List list = new ArrayList();
    wm.setGlobal("list", list);
    InternalFactHandle fh1 = (InternalFactHandle) wm.insert(new A(1));
    InternalFactHandle fh2 = (InternalFactHandle) wm.insert(new A(2));
    InternalFactHandle fh3 = (InternalFactHandle) wm.insert(new A(2));
    InternalFactHandle fh4 = (InternalFactHandle) wm.insert(new A(3));
    InternalFactHandle fh5 = (InternalFactHandle) wm.insert(new B(1));
    InternalFactHandle fh6 = (InternalFactHandle) wm.insert(new B(2));
    InternalFactHandle fh7 = (InternalFactHandle) wm.insert(new C(1));
    InternalFactHandle fh8 = (InternalFactHandle) wm.insert(new C(2));
    InternalFactHandle fh9 = (InternalFactHandle) wm.insert(new D(1));
    InternalFactHandle fh10 = (InternalFactHandle) wm.insert(new E(1));
    wm.fireAllRules();
    assertEquals(2, list.size());
    kbase1.addPackages(buildKnowledgePackage("r2", "   A(1;)  A(2;) B(1;) B(2;) C(2;) D() E()\n"));
    kbase1.addPackages(buildKnowledgePackage("r3", "   A(1;)  A(3;) B(1;) B(2;) C(2;) D() E()\n"));
    wm.fireAllRules();
    assertEquals(5, list.size());
    kbase1.removeRule("org.kie", "r3");
    list.clear();
    wm.update(fh1, fh1.getObject());
    wm.update(fh2, fh2.getObject());
    wm.update(fh3, fh3.getObject());
    wm.update(fh4, fh4.getObject());
    wm.update(fh5, fh5.getObject());
    wm.update(fh6, fh6.getObject());
    wm.update(fh7, fh7.getObject());
    wm.update(fh8, fh8.getObject());
    wm.update(fh9, fh9.getObject());
    wm.update(fh10, fh10.getObject());
    wm.fireAllRules();
    assertEquals(4, list.size());
}

Example 57 with InternalKnowledgeBase

use of org.drools.core.impl.InternalKnowledgeBase in project drools by kiegroup.

the class RemoveRuleTest method testPopulatedRuleWithEvals.

@Test
public void testPopulatedRuleWithEvals() throws Exception {
    InternalKnowledgeBase kbase1 = buildKnowledgeBase("r1", "   a:A() B() eval(1==1) eval(1==1) C(1;) \n");
    InternalWorkingMemory wm = ((InternalWorkingMemory) kbase1.newKieSession());
    List list = new ArrayList();
    wm.setGlobal("list", list);
    wm.insert(new A(1));
    wm.insert(new A(2));
    wm.insert(new A(3));
    wm.insert(new B(1));
    wm.insert(new C(1));
    wm.insert(new C(2));
    wm.insert(new D(1));
    wm.insert(new E(1));
    wm.fireAllRules();
    assertEquals(7, countNodeMemories(wm.getNodeMemories()));
    kbase1.addPackages(buildKnowledgePackage("r2", "   a:A() B() eval(1==1) eval(1==1) C(2;) \n"));
    wm.fireAllRules();
    ObjectTypeNode aotn = getObjectTypeNode(kbase1, A.class);
    LeftInputAdapterNode liaNode = (LeftInputAdapterNode) aotn.getObjectSinkPropagator().getSinks()[0];
    JoinNode bNode = (JoinNode) liaNode.getSinkPropagator().getFirstLeftTupleSink();
    EvalConditionNode e1 = (EvalConditionNode) bNode.getSinkPropagator().getFirstLeftTupleSink();
    EvalConditionNode e2 = (EvalConditionNode) e1.getSinkPropagator().getFirstLeftTupleSink();
    JoinNode c1Node = (JoinNode) e2.getSinkPropagator().getFirstLeftTupleSink();
    JoinNode c2Node = (JoinNode) e2.getSinkPropagator().getLastLeftTupleSink();
    LiaNodeMemory lm = (LiaNodeMemory) wm.getNodeMemory(liaNode);
    SegmentMemory sm = lm.getSegmentMemory();
    BetaMemory c1Mem = (BetaMemory) wm.getNodeMemory(c1Node);
    assertSame(sm.getFirst(), c1Mem.getSegmentMemory());
    assertEquals(3, c1Mem.getLeftTupleMemory().size());
    assertEquals(1, c1Mem.getRightTupleMemory().size());
    BetaMemory c2Mem = (BetaMemory) wm.getNodeMemory(c2Node);
    SegmentMemory c2Smem = sm.getFirst().getNext();
    assertSame(c2Smem, c2Mem.getSegmentMemory());
    assertEquals(3, c2Mem.getLeftTupleMemory().size());
    assertEquals(1, c2Mem.getRightTupleMemory().size());
    assertEquals(6, list.size());
    kbase1.removeRule("org.kie", "r2");
    assertEquals(8, countNodeMemories(wm.getNodeMemories()));
    assertNull(sm.getFirst());
    // c1SMem repoints back to original Smem
    assertSame(sm, c1Mem.getSegmentMemory());
    wm.insert(new A(1));
    wm.fireAllRules();
    assertEquals("r1", ((Match) list.get(6)).getRule().getName());
    // only one more added, as second rule as removed
    assertEquals(7, list.size());
}

Example 58 with InternalKnowledgeBase

use of org.drools.core.impl.InternalKnowledgeBase in project drools by kiegroup.

the class RemoveRuleTest method buildKnowledgeBase.

private InternalKnowledgeBase buildKnowledgeBase(String ruleName, String rule) {
    String str = "";
    str += "package org.kie \n";
    str += "import " + A.class.getCanonicalName() + "\n";
    str += "import " + B.class.getCanonicalName() + "\n";
    str += "import " + C.class.getCanonicalName() + "\n";
    str += "import " + D.class.getCanonicalName() + "\n";
    str += "import " + E.class.getCanonicalName() + "\n";
    str += "global java.util.List list \n";
    int i = 0;
    str += "rule " + ruleName + "  when \n";
    str += rule;
    str += "then \n";
    str += " list.add( kcontext.getMatch() );\n";
    str += "end \n";
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(ResourceFactory.newByteArrayResource(str.getBytes()), ResourceType.DRL);
    assertFalse(kbuilder.getErrors().toString(), kbuilder.hasErrors());
    InternalKnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addPackages(kbuilder.getKnowledgePackages());
    return kbase;
}

Example 59 with InternalKnowledgeBase

use of org.drools.core.impl.InternalKnowledgeBase in project drools by kiegroup.

the class RemoveRuleTest method testPopulatedSharedToRtn.

@Test
public void testPopulatedSharedToRtn() throws Exception {
    InternalKnowledgeBase kbase1 = buildKnowledgeBase("r1", "   A() B() C() D() E()\n");
    InternalWorkingMemory wm = ((InternalWorkingMemory) kbase1.newKieSession());
    List list = new ArrayList();
    wm.setGlobal("list", list);
    wm.insert(new A(1));
    wm.insert(new A(2));
    wm.insert(new B(1));
    wm.insert(new C(1));
    wm.insert(new D(1));
    wm.insert(new E(1));
    wm.fireAllRules();
    assertEquals(2, list.size());
    assertEquals(7, countNodeMemories(wm.getNodeMemories()));
    kbase1.addPackages(buildKnowledgePackage("r2", "   A() B() C() D() E()\n"));
    wm.fireAllRules();
    assertEquals(8, countNodeMemories(wm.getNodeMemories()));
    assertEquals(4, list.size());
    RuleTerminalNode rtn1 = getRtn("org.kie.r1", kbase1);
    RuleTerminalNode rtn2 = getRtn("org.kie.r2", kbase1);
    PathMemory pmem1 = (PathMemory) wm.getNodeMemory(rtn1);
    PathMemory pmem2 = (PathMemory) wm.getNodeMemory(rtn2);
    SegmentMemory[] smems1 = pmem1.getSegmentMemories();
    SegmentMemory[] smems2 = pmem2.getSegmentMemories();
    assertEquals(2, smems1.length);
    assertEquals(2, smems2.length);
    assertSame(smems1[0], smems2[0]);
    assertNotSame(smems1[1], smems2[1]);
    SegmentMemory sm = smems1[0];
    assertEquals(smems1[1], sm.getFirst());
    JoinNode eNode1 = (JoinNode) rtn1.getLeftTupleSource();
    JoinNode eNode2 = (JoinNode) rtn2.getLeftTupleSource();
    assertSame(eNode1, eNode2);
    pmem1 = (PathMemory) wm.getNodeMemory(rtn1);
    kbase1.removeRule("org.kie", "r2");
    System.out.println("---");
    assertEquals(7, countNodeMemories(wm.getNodeMemories()));
    assertNull(sm.getFirst());
    pmem1 = (PathMemory) wm.getNodeMemory(rtn1);
    smems1 = pmem1.getSegmentMemories();
    assertEquals(1, smems1.length);
    assertSame(sm, smems1[0]);
    wm.insert(new A(1));
    wm.fireAllRules();
    assertEquals("r1", ((Match) list.get(4)).getRule().getName());
    // only one more added, as second rule as removed
    assertEquals(5, list.size());
}

Example 60 with InternalKnowledgeBase

use of org.drools.core.impl.InternalKnowledgeBase in project drools by kiegroup.

the class ReteooBuilderTest method checkRuleBase.

private void checkRuleBase(final String name) throws Exception {
    final KnowledgeBuilderImpl builder = new KnowledgeBuilderImpl();
    builder.addPackageFromDrl(new InputStreamReader(getClass().getResourceAsStream("test_" + name + ".drl")));
    InternalKnowledgePackage pkg = builder.getPackage("org.drools.compiler.test");
    final InternalKnowledgeBase kBase = (InternalKnowledgeBase) getKnowledgeBase();
    kBase.addPackage(pkg);
    if (this.writeTree) {
        writeRuleBase(kBase, name);
    }
    final XStream xstream = createTrustingXStream();
    final InternalKnowledgeBase goodKBase = (InternalKnowledgeBase) xstream.fromXML(getClass().getResourceAsStream(name));
    nodesEquals(goodKBase.getRete(), kBase.getRete());
}