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

Example 1 with NetworkNode

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

the class RuleNetworkEvaluator method evaluateNetwork.

public void evaluateNetwork(PathMemory pmem, RuleExecutor executor, InternalAgenda agenda) {
    SegmentMemory[] smems = pmem.getSegmentMemories();
    int smemIndex = 0;
    // 0
    SegmentMemory smem = smems[smemIndex];
    LeftInputAdapterNode liaNode = (LeftInputAdapterNode) smem.getRootNode();
    LinkedList<StackEntry> stack = new LinkedList<StackEntry>();
    NetworkNode node;
    Memory nodeMem;
    long bit = 1;
    if (liaNode == smem.getTipNode()) {
        // segment only has liaNode in it
        // nothing is staged in the liaNode, so skip to next segment
        // 1
        smem = smems[++smemIndex];
        node = smem.getRootNode();
        nodeMem = smem.getNodeMemories().getFirst();
    } else {
        // lia is in shared segment, so point to next node
        bit = 2;
        node = liaNode.getSinkPropagator().getFirstLeftTupleSink();
        // skip the liaNode memory
        nodeMem = smem.getNodeMemories().getFirst().getNext();
    }
    TupleSets<LeftTuple> srcTuples = smem.getStagedLeftTuples();
    if (log.isTraceEnabled()) {
        log.trace("Rule[name={}] segments={} {}", ((TerminalNode) pmem.getPathEndNode()).getRule().getName(), smems.length, srcTuples.toStringSizes());
    }
    outerEval(pmem, node, bit, nodeMem, smems, smemIndex, srcTuples, agenda, stack, true, executor);
}

Example 2 with NetworkNode

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

the class QueryTerminalNodeVisitor method doVisit.

@Override
protected void doVisit(NetworkNode node, Stack<NetworkNode> nodeStack, StatefulKnowledgeSessionInfo info) {
    QueryTerminalNode rtn = (QueryTerminalNode) node;
    RuleImpl rule = rtn.getRule();
    // first thing, associate all nodes belonging to this rule
    for (NetworkNode snode : nodeStack) {
        info.assign(snode, rule);
    }
// Query Terminal Nodes no longer have memory
// TODO delete this
// final LinkedList<?> memory = (LinkedList<?>) info.getSession().getNodeMemory( rtn );
// final DefaultNodeInfo ni = (DefaultNodeInfo) info.getNodeInfo( node );
// ni.setMemoryEnabled( true );
// ni.setTupleMemorySize( memory.size() );
}

Example 3 with NetworkNode

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

the class RuleTerminalNodeVisitor method doVisit.

@Override
protected void doVisit(NetworkNode node, Stack<NetworkNode> nodeStack, StatefulKnowledgeSessionInfo info) {
    RuleTerminalNode rtn = (RuleTerminalNode) node;
    RuleImpl rule = rtn.getRule();
    // first thing, associate all nodes belonging to this rule
    for (NetworkNode snode : nodeStack) {
        info.assign(snode, rule);
    }
    final DefaultNodeInfo ni = (DefaultNodeInfo) info.getNodeInfo(node);
    ni.setMemoryEnabled(false);
}

Example 4 with NetworkNode

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

the class SessionInspector method gatherNodeInfo.

private void gatherNodeInfo(NetworkNode parent, Stack<NetworkNode> nodeStack, StatefulKnowledgeSessionInfo info) {
    if (!info.visited(parent)) {
        nodeStack.push(parent);
        NetworkNodeVisitor visitor = visitors.get(parent.getType());
        if (visitor != null) {
            visitor.visit(parent, nodeStack, info);
        } else {
            throw new RuntimeException("No visitor found for node class: " + parent.getClass() + " node: " + parent);
        }
        visitChildren(parent, nodeStack, info);
        nodeStack.pop();
    } else {
        // if already visited, then assign the same rules to the nodes currently in the stack
        Set<RuleImpl> rules = info.getNodeInfo(parent).getRules();
        for (NetworkNode snode : nodeStack) {
            for (RuleImpl rule : rules) {
                info.assign(snode, rule);
            }
        }
    }
}

Example 5 with NetworkNode

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

the class RuleTerminalNodeVisitor method doVisit.

@Override
protected void doVisit(NetworkNode node, Stack<NetworkNode> nodeStack, StatefulKnowledgeSessionInfo info) {
    RuleTerminalNode rtn = (RuleTerminalNode) node;
    RuleImpl rule = rtn.getRule();
    // first thing, associate all nodes belonging to this rule
    for (NetworkNode snode : nodeStack) {
        info.assign(snode, rule);
    }
    final DefaultNodeInfo ni = (DefaultNodeInfo) info.getNodeInfo(node);
    ni.setMemoryEnabled(false);
}