Examples with NodeContainer org.kie.api.definition.process.NodeContainer used on opensource projects

Example 11 with NodeContainer

use of org.kie.api.definition.process.NodeContainer in project jbpm by kiegroup.

the class CompensationEventListener method createNodeInstanceContainers.

private Stack<NodeInstance> createNodeInstanceContainers(Node toCompensateNode, boolean generalCompensation) {
    Stack<NodeContainer> nestedNodes = new Stack<NodeContainer>();
    Stack<NodeInstance> generatedInstances = new Stack<NodeInstance>();
    NodeContainer parentContainer = toCompensateNode.getNodeContainer();
    while (!(parentContainer instanceof RuleFlowProcess)) {
        nestedNodes.add(parentContainer);
        parentContainer = ((Node) parentContainer).getNodeContainer();
    }
    NodeInstanceContainer parentInstance;
    if (nestedNodes.isEmpty()) {
        // nestedNodes is empty
        parentInstance = (NodeInstanceContainer) getProcessInstance();
    } else {
        parentInstance = (NodeInstanceContainer) ((WorkflowProcessInstanceImpl) getProcessInstance()).getNodeInstance((Node) nestedNodes.pop());
        generatedInstances.add((NodeInstance) parentInstance);
    }
    NodeInstanceContainer childInstance = parentInstance;
    while (!nestedNodes.isEmpty()) {
        // generate
        childInstance = (NodeInstanceContainer) parentInstance.getNodeInstance((Node) nestedNodes.pop());
        assert childInstance instanceof CompositeNodeInstance : "A node with child nodes should end up creating a CompositeNodeInstance type.";
        // track and modify
        generatedInstances.add((NodeInstance) childInstance);
        // loop
        parentInstance = (CompositeContextNodeInstance) childInstance;
    }
    if (generalCompensation) {
        childInstance = (NodeInstanceContainer) parentInstance.getNodeInstance(toCompensateNode);
        generatedInstances.add((NodeInstance) childInstance);
    }
    return generatedInstances;
}

Example 12 with NodeContainer

use of org.kie.api.definition.process.NodeContainer in project jbpm by kiegroup.

the class WorkflowProcessInstanceUpgrader method getNodeId.

private static String getNodeId(Node[] nodes, String nodeName, boolean unique) {
    Stack<Node> nodeStack = new Stack<Node>();
    for (Node node : nodes) {
        nodeStack.push(node);
    }
    Node match = null;
    while (!nodeStack.isEmpty()) {
        Node topNode = nodeStack.pop();
        if (topNode.getName().compareTo(nodeName) == 0) {
            match = topNode;
            break;
        }
        if (topNode instanceof NodeContainer) {
            for (Node node : ((NodeContainer) topNode).getNodes()) {
                nodeStack.push(node);
            }
        }
    }
    if (match == null) {
        throw new IllegalArgumentException("No node with name " + nodeName);
    }
    String id = "";
    if (unique) {
        while (!(match.getNodeContainer() instanceof Process)) {
            id = ":" + match.getId() + id;
            match = (Node) match.getNodeContainer();
        }
    }
    id = match.getId() + id;
    return id;
}

Example 13 with NodeContainer

use of org.kie.api.definition.process.NodeContainer in project jbpm by kiegroup.

the class NodeImpl method getUniqueId.

public String getUniqueId() {
    String result = id + "";
    NodeContainer nodeContainer = getNodeContainer();
    while (nodeContainer instanceof CompositeNode) {
        CompositeNode composite = (CompositeNode) nodeContainer;
        result = composite.getId() + ":" + result;
        nodeContainer = composite.getNodeContainer();
    }
    return result;
}

Example 14 with NodeContainer

use of org.kie.api.definition.process.NodeContainer in project jbpm by kiegroup.

the class ProcessBuilderImpl method generateRules.

private void generateRules(Node[] nodes, Process process, StringBuffer builder) {
    for (int i = 0; i < nodes.length; i++) {
        if (nodes[i] instanceof Split) {
            Split split = (Split) nodes[i];
            if (split.getType() == Split.TYPE_XOR || split.getType() == Split.TYPE_OR) {
                for (Connection connection : split.getDefaultOutgoingConnections()) {
                    Constraint constraint = split.getConstraint(connection);
                    if (constraint != null && "rule".equals(constraint.getType())) {
                        builder.append(createSplitRule(process, connection, split.getConstraint(connection).getConstraint()));
                    }
                }
            }
        } else if (nodes[i] instanceof MilestoneNode) {
            MilestoneNode milestone = (MilestoneNode) nodes[i];
            builder.append(createMilestoneRule(process, milestone));
        } else if (nodes[i] instanceof StateNode) {
            StateNode state = (StateNode) nodes[i];
            builder.append(createStateRules(process, state));
        } else if (nodes[i] instanceof StartNode) {
            StartNode startNode = (StartNode) nodes[i];
            List<Trigger> triggers = startNode.getTriggers();
            if (triggers != null) {
                for (Trigger trigger : triggers) {
                    if (trigger instanceof ConstraintTrigger) {
                        builder.append(createStartConstraintRule(process, startNode.getNodeContainer(), (ConstraintTrigger) trigger));
                    }
                }
            }
        } else if (nodes[i] instanceof NodeContainer) {
            generateRules(((NodeContainer) nodes[i]).getNodes(), process, builder);
            if (nodes[i] instanceof DynamicNode && "rule".equals(((DynamicNode) nodes[i]).getLanguage())) {
                DynamicNode dynamicNode = (DynamicNode) nodes[i];
                if (dynamicNode.getCompletionExpression() != null) {
                    builder.append(createAdHocCompletionRule(process, dynamicNode));
                }
                if (dynamicNode.getActivationExpression() != null && !dynamicNode.getActivationExpression().isEmpty()) {
                    builder.append(createAdHocActivationRule(process, dynamicNode));
                }
            }
        } else if (nodes[i] instanceof EventNode) {
            EventNode state = (EventNode) nodes[i];
            builder.append(createEventStateRule(process, state));
        }
    }
}

Example 15 with NodeContainer

use of org.kie.api.definition.process.NodeContainer in project jbpm by kiegroup.

the class ChecklistItemFactory method getPendingChecklistItems.

private static void getPendingChecklistItems(NodeContainer container, List<ChecklistItem> result, String processId) {
    for (Node node : container.getNodes()) {
        if (node instanceof HumanTaskNode) {
            Work workItem = ((HumanTaskNode) node).getWork();
            int priority = 0;
            String priorityString = (String) workItem.getParameter("Priority");
            if (priorityString != null) {
                try {
                    priority = new Integer(priorityString);
                } catch (NumberFormatException e) {
                // Do nothing
                }
            }
            String actorId = (String) workItem.getParameter("ActorId");
            if (actorId != null && actorId.trim().length() == 0) {
                actorId = null;
            }
            String groupId = (String) workItem.getParameter("GroupId");
            if (groupId != null && groupId.trim().length() == 0) {
                groupId = null;
            }
            String actors = null;
            if (actorId == null) {
                if (groupId == null) {
                    actors = "";
                } else {
                    actors = groupId;
                }
            } else {
                if (groupId == null) {
                    actors = actorId;
                } else {
                    actors = actorId + "," + groupId;
                }
            }
            Status status = Status.Pending;
            if (((HumanTaskNode) node).getDefaultIncomingConnections().size() == 0) {
                status = Status.Optional;
            }
            result.add(createChecklistItem((String) workItem.getParameter("TaskName"), "HumanTaskNode", actors, (String) workItem.getParameter("Comment"), priority, processId, status));
        } else if (node instanceof NodeContainer) {
            getPendingChecklistItems((NodeContainer) node, result, processId);
        } else {
            String docs = (String) node.getMetaData().get("Documentation");
            if (docs != null) {
                int position = docs.indexOf("OrderingNb=");
                if (position >= 0) {
                    int end = docs.indexOf(";", position + 1);
                    String orderingNumber = docs.substring(position + 11, end);
                    Status status = Status.Pending;
                    if (((NodeImpl) node).getDefaultIncomingConnections().size() == 0 && !(node instanceof StartNode)) {
                        status = Status.Optional;
                    }
                    result.add(createChecklistItem(node.getName(), node.getClass().getSimpleName(), "", orderingNumber, 0, processId, status));
                }
            }
        }
    }
}