public void setupJoinNode() {
buildContext = createContext();
joinNode =
(JoinNode)
BetaNodeBuilder.create(NodeTypeEnums.JoinNode, buildContext)
.setLeftType(A.class)
.setBinding("object", "$object")
.setRightType(B.class)
.setConstraint("object", "!=", "$object")
.build();
sinkNode = new JoinNode();
sinkNode.setId(1);
sinkNode.setConstraints(new EmptyBetaConstraints());
joinNode.addTupleSink(sinkNode);
wm = (InternalWorkingMemory) buildContext.getRuleBase().newStatefulSession(true);
bm = (BetaMemory) wm.getNodeMemory(joinNode);
bm0 = (BetaMemory) wm.getNodeMemory(sinkNode);
smem = new SegmentMemory(joinNode);
bm.setSegmentMemory(smem);
smem0 = new SegmentMemory(sinkNode);
bm0.setSegmentMemory(smem0);
smem.add(smem0);
}
@Test
public void testSingleEmptyLhs() throws Exception {
KnowledgeBase kbase = buildKnowledgeBase(" ");
ReteooWorkingMemoryInterface wm =
((StatefulKnowledgeSessionImpl) kbase.newStatefulKnowledgeSession()).session;
ObjectTypeNode aotn = getObjectTypeNode(kbase, InitialFactImpl.class);
LeftInputAdapterNode liaNode = (LeftInputAdapterNode) aotn.getSinkPropagator().getSinks()[0];
RuleTerminalNode rtn = (RuleTerminalNode) liaNode.getSinkPropagator().getSinks()[0];
wm.insert(new A());
// LiaNode and Rule are in same segment
LiaNodeMemory liaMem = (LiaNodeMemory) wm.getNodeMemory(liaNode);
SegmentMemory smem = liaMem.getSegmentMemory();
assertEquals(liaNode, smem.getRootNode());
assertEquals(rtn, smem.getTipNode());
assertNull(smem.getNext());
assertNull(smem.getFirst());
}
@Test
public void testSubnetworkNoSharing() throws Exception {
KnowledgeBase kbase = buildKnowledgeBase(" A() not ( B() and C() ) \n");
ReteooWorkingMemoryInterface wm =
((StatefulKnowledgeSessionImpl) kbase.newStatefulKnowledgeSession()).session;
ObjectTypeNode aotn = getObjectTypeNode(kbase, A.class);
LeftInputAdapterNode liaNode = (LeftInputAdapterNode) aotn.getSinkPropagator().getSinks()[0];
JoinNode bNode = (JoinNode) liaNode.getSinkPropagator().getSinks()[0];
JoinNode cNode = (JoinNode) bNode.getSinkPropagator().getSinks()[0];
RightInputAdapterNode riaNode = (RightInputAdapterNode) cNode.getSinkPropagator().getSinks()[0];
NotNode notNode = (NotNode) liaNode.getSinkPropagator().getSinks()[1];
RuleTerminalNode rtn1 = (RuleTerminalNode) notNode.getSinkPropagator().getSinks()[0];
wm.insert(new A());
wm.insert(new B());
wm.insert(new C());
// LiaNode and Rule are in same segment
LiaNodeMemory liaMem = (LiaNodeMemory) wm.getNodeMemory(liaNode);
SegmentMemory smem = liaMem.getSegmentMemory();
assertEquals(liaNode, smem.getRootNode());
assertEquals(rtn1, smem.getTipNode());
assertNull(smem.getNext());
assertNull(smem.getFirst());
SegmentMemory bSmem =
wm.getNodeMemory(bNode).getSegmentMemory(); // it's nested inside of smem, so lookup from wm
assertEquals(bNode, bSmem.getRootNode());
assertEquals(riaNode, bSmem.getTipNode());
BetaMemory bm = (BetaMemory) wm.getNodeMemory(notNode);
assertEquals(bSmem, bm.getSubnetworkSegmentMemory()); // check subnetwork ref was made
}
@Test
public void tesShareInSubnetwork() throws Exception {
KnowledgeBase kbase =
buildKnowledgeBase(" A() \n", " A() B() C() \n", " A() not ( B() and C() ) \n");
ReteooWorkingMemoryInterface wm =
((StatefulKnowledgeSessionImpl) kbase.newStatefulKnowledgeSession()).session;
ObjectTypeNode aotn = getObjectTypeNode(kbase, A.class);
LeftInputAdapterNode liaNode = (LeftInputAdapterNode) aotn.getSinkPropagator().getSinks()[0];
RuleTerminalNode rtn1 = (RuleTerminalNode) liaNode.getSinkPropagator().getSinks()[0];
JoinNode bNode = (JoinNode) liaNode.getSinkPropagator().getSinks()[1];
JoinNode cNode = (JoinNode) bNode.getSinkPropagator().getSinks()[0];
RuleTerminalNode rtn2 = (RuleTerminalNode) cNode.getSinkPropagator().getSinks()[0];
RightInputAdapterNode riaNode = (RightInputAdapterNode) cNode.getSinkPropagator().getSinks()[1];
NotNode notNode = (NotNode) liaNode.getSinkPropagator().getSinks()[2];
RuleTerminalNode rtn3 = (RuleTerminalNode) notNode.getSinkPropagator().getSinks()[0];
wm.insert(new A());
wm.insert(new B());
wm.insert(new C());
// LiaNode is in it's own segment
LiaNodeMemory liaMem = (LiaNodeMemory) wm.getNodeMemory(liaNode);
SegmentMemory smem = liaMem.getSegmentMemory();
assertEquals(liaNode, smem.getRootNode());
assertEquals(liaNode, smem.getTipNode());
SegmentMemory rtnSmem1 = smem.getFirst();
assertEquals(rtn1, rtnSmem1.getRootNode());
assertEquals(rtn1, rtnSmem1.getTipNode());
SegmentMemory bSmem = rtnSmem1.getNext();
assertEquals(bNode, bSmem.getRootNode());
assertEquals(cNode, bSmem.getTipNode());
assertNull(bSmem.getFirst()); // segment is not initialized yet
wm.fireAllRules();
SegmentMemory rtn2Smem = bSmem.getFirst();
assertEquals(rtn2, rtn2Smem.getRootNode());
assertEquals(rtn2, rtn2Smem.getTipNode());
SegmentMemory riaSmem = rtn2Smem.getNext();
assertEquals(riaNode, riaSmem.getRootNode());
assertEquals(riaNode, riaSmem.getTipNode());
SegmentMemory notSmem = bSmem.getNext();
assertEquals(notNode, notSmem.getRootNode());
assertEquals(rtn3, notSmem.getTipNode());
}
@Test
public void testMultiSharedPattern() throws Exception {
KnowledgeBase kbase = buildKnowledgeBase(" A() \n", " A() B() \n", " A() B() C() \n");
ReteooWorkingMemoryInterface wm =
((StatefulKnowledgeSessionImpl) kbase.newStatefulKnowledgeSession()).session;
ObjectTypeNode aotn = getObjectTypeNode(kbase, A.class);
LeftInputAdapterNode liaNode = (LeftInputAdapterNode) aotn.getSinkPropagator().getSinks()[0];
RuleTerminalNode rtn1 = (RuleTerminalNode) liaNode.getSinkPropagator().getSinks()[0];
JoinNode bNode = (JoinNode) liaNode.getSinkPropagator().getSinks()[1];
RuleTerminalNode rtn2 = (RuleTerminalNode) bNode.getSinkPropagator().getSinks()[0];
JoinNode cNode = (JoinNode) bNode.getSinkPropagator().getSinks()[1];
RuleTerminalNode rtn3 = (RuleTerminalNode) cNode.getSinkPropagator().getSinks()[0];
wm.insert(new A());
wm.insert(new B());
wm.insert(new C());
// LiaNode is in it's own segment
LiaNodeMemory liaMem = (LiaNodeMemory) wm.getNodeMemory(liaNode);
SegmentMemory smem = liaMem.getSegmentMemory();
assertEquals(liaNode, smem.getRootNode());
assertEquals(liaNode, smem.getTipNode());
SegmentMemory rtnSmem1 = smem.getFirst();
assertEquals(rtn1, rtnSmem1.getRootNode());
assertEquals(rtn1, rtnSmem1.getTipNode());
SegmentMemory bSmem = rtnSmem1.getNext();
assertEquals(bNode, bSmem.getRootNode());
assertEquals(bNode, bSmem.getTipNode());
// child segment is not yet initialised, so null
assertNull(bSmem.getFirst());
// there is no next
assertNull(bSmem.getNext());
wm.fireAllRules(); // child segments should now be initialised
SegmentMemory rtnSmem2 = bSmem.getFirst();
assertEquals(rtn2, rtnSmem2.getRootNode());
assertEquals(rtn2, rtnSmem2.getTipNode());
SegmentMemory cSmem = rtnSmem2.getNext();
assertEquals(cNode, cSmem.getRootNode());
assertEquals(rtn3, cSmem.getTipNode()); // note rtn3 is in the same segment as C
}
@Test
public void testSingleSharedPattern() throws Exception {
KnowledgeBase kbase = buildKnowledgeBase(" A() \n", " A() \n");
ReteooWorkingMemoryInterface wm =
((StatefulKnowledgeSessionImpl) kbase.newStatefulKnowledgeSession()).session;
ObjectTypeNode aotn = getObjectTypeNode(kbase, A.class);
LeftInputAdapterNode liaNode = (LeftInputAdapterNode) aotn.getSinkPropagator().getSinks()[0];
RuleTerminalNode rtn1 = (RuleTerminalNode) liaNode.getSinkPropagator().getSinks()[0];
RuleTerminalNode rtn2 = (RuleTerminalNode) liaNode.getSinkPropagator().getSinks()[1];
wm.insert(new A());
// LiaNode is in it's own segment
LiaNodeMemory liaMem = (LiaNodeMemory) wm.getNodeMemory(liaNode);
SegmentMemory smem = liaMem.getSegmentMemory();
assertEquals(liaNode, smem.getRootNode());
assertEquals(liaNode, smem.getTipNode());
// each RTN is in it's own segment
SegmentMemory rtnSmem1 = smem.getFirst();
assertEquals(rtn1, rtnSmem1.getRootNode());
assertEquals(rtn1, rtnSmem1.getTipNode());
SegmentMemory rtnSmem2 = rtnSmem1.getNext();
assertEquals(rtn2, rtnSmem2.getRootNode());
assertEquals(rtn2, rtnSmem2.getTipNode());
}
