Package org.jbpm.workflow.core.node

Examples of org.jbpm.workflow.core.node.StateNode

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        process.addNode(new HumanTaskNode());
        process.addNode(new ForEachNode());
        process.addNode(new CompositeContextNode());
        process.addNode(new EventNode());
        process.addNode(new FaultNode());
        process.addNode(new StateNode());
        process.addNode(new DynamicNode());
       
        String xml = XmlRuleFlowProcessDumper.INSTANCE.dump(process, false);
        if (xml == null) {
            throw new IllegalArgumentException("Failed to persist empty nodes!");
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        endNode.setMetaData("y", 2);
        endNode.setMetaData("width", 3);
        endNode.setMetaData("height", 4);
        process.addNode(endNode);
       
        StateNode stateNode = new StateNode();
        stateNode.setName("state");
        stateNode.setMetaData("x", 1);
        stateNode.setMetaData("y", 2);
        stateNode.setMetaData("width", 3);
        stateNode.setMetaData("height", 4);
        timer = new Timer();
        timer.setDelay("100");
        timer.setPeriod("100");
        action = new DroolsConsequenceAction("dialect", "consequence");
        stateNode.addTimer(timer, action);
        timer = new Timer();
        timer.setDelay("200");
        timer.setPeriod("200");
        action = new DroolsConsequenceAction("dialect", "consequence");
        stateNode.addTimer(timer, action);
        actions = new ArrayList<DroolsAction>();
        action1 = new DroolsConsequenceAction("java", "System.out.println(\"action1\");");
        actions.add(action1);
        action2 = new DroolsConsequenceAction("java", "System.out.println(\"action2\");");
        actions.add(action2);
        stateNode.setActions(ExtendedNodeImpl.EVENT_NODE_ENTER, actions);
        stateNode.setActions(ExtendedNodeImpl.EVENT_NODE_EXIT, actions);
        new ConnectionImpl(compositeNode, Node.CONNECTION_DEFAULT_TYPE, stateNode, Node.CONNECTION_DEFAULT_TYPE);
        connection = new ConnectionImpl(stateNode, Node.CONNECTION_DEFAULT_TYPE, join, Node.CONNECTION_DEFAULT_TYPE);
        constraint = new ConstraintImpl();
        constraint.setName("constraint1 ><&&");
        constraint.setPriority(1);
        constraint.setDialect("dialect1");
        constraint.setType("type1");
        constraint.setConstraint("constraint-text1 %&<>");
        stateNode.setConstraint(connection, constraint);
        connection = new ConnectionImpl(stateNode, Node.CONNECTION_DEFAULT_TYPE, endNode, Node.CONNECTION_DEFAULT_TYPE);
        constraint = new ConstraintImpl();
        constraint.setName("constraint2");
        constraint.setPriority(2);
        constraint.setDialect("dialect2");
        constraint.setType("type2");
        constraint.setConstraint("constraint-text2");
        stateNode.setConstraint(connection, constraint);
        process.addNode(stateNode);
       
        String xml = XmlRuleFlowProcessDumper.INSTANCE.dump(process, true);
        if (xml == null) {
            throw new IllegalArgumentException("Failed to persist full nodes!");
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import org.xml.sax.SAXException;

public class StateNodeHandler extends AbstractNodeHandler {

    protected Node createNode() {
        return new StateNode();
    }
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    public void handleNode(final Node node, final Element element, final String uri,
            final String localName, final ExtensibleXmlParser parser)
            throws SAXException {
        super.handleNode(node, element, uri, localName, parser);
        StateNode stateNode = (StateNode) node;
        for (String eventType: stateNode.getActionTypes()) {
          handleAction(stateNode, element, eventType);
        }
    }
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          handleAction(stateNode, element, eventType);
        }
    }
   
    public void writeNode(Node node, StringBuilder xmlDump, boolean includeMeta) {
    StateNode stateNode = (StateNode) node;
    writeNode("state", stateNode, xmlDump, includeMeta);
        xmlDump.append(">\n");
        if (includeMeta) {
          writeMetaData(stateNode, xmlDump);
        }
      for (String eventType: stateNode.getActionTypes()) {
          writeActions(eventType, stateNode.getActions(eventType), xmlDump);
        }
        writeTimers(stateNode.getTimers(), xmlDump);
        if (!stateNode.getConstraints().isEmpty()) {
          xmlDump.append("      <constraints>" + EOL);
          for (Map.Entry<ConnectionRef, Constraint> entry: stateNode.getConstraints().entrySet()) {
              ConnectionRef connection = entry.getKey();
              Constraint constraint = entry.getValue();
              xmlDump.append("        <constraint "
                  + "toNodeId=\"" + connection.getNodeId() + "\" ");
              String name = constraint.getName();
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  }
 
    private void postProcessNodes(NodeContainer container) {
        for (Node node: container.getNodes()) {
            if (node instanceof StateNode) {
                StateNode stateNode = (StateNode) node;
                String condition = (String) stateNode.getMetaData("Condition");
                Constraint constraint = new ConstraintImpl();
                constraint.setConstraint(condition);
                constraint.setType("rule");
                for (org.drools.definition.process.Connection connection: stateNode.getDefaultOutgoingConnections()) {
                    stateNode.setConstraint(connection, constraint);
                }
            } else if (node instanceof NodeContainer) {
                postProcessNodes((NodeContainer) node);
            }
        }
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  public Class generateNodeFor() {
        return StateNode.class;
    }

  public void writeNode(Node node, StringBuilder xmlDump, int metaDataType) {
      StateNode stateNode = (StateNode) node;
    String condition = (String) stateNode.getMetaData("Condition");
    writeNode("intermediateCatchEvent", stateNode, xmlDump, metaDataType);
    xmlDump.append(">" + EOL);
        xmlDump.append("      <conditionalEventDefinition>" + EOL);
        xmlDump.append("        <condition xsi:type=\"tFormalExpression\" language=\"" + XmlBPMNProcessDumper.RULE_LANGUAGE + "\">" + XmlDumper.replaceIllegalChars(condition) + "</condition>" + EOL);
        xmlDump.append("      </conditionalEventDefinition>" + EOL);
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            } 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 ) {
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                node = timerNode;
                handleTimerNode(node, element, uri, localName, parser);
                break;
            } else if ("conditionalEventDefinition".equals(nodeName)) {
                // create new stateNode
                StateNode stateNode = new StateNode();
                stateNode.setId(node.getId());
                stateNode.setName(node.getName());
                stateNode.setMetaData("UniqueId", node.getMetaData().get("UniqueId"));
                node = stateNode;
                handleStateNode(node, element, uri, localName, parser);
                break;
            }
            xmlNode = xmlNode.getNextSibling();
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    }
   
    protected void handleStateNode(final Node node, final Element element, final String uri,
            final String localName, final ExtensibleXmlParser parser) throws SAXException {
        super.handleNode(node, element, uri, localName, parser);
        StateNode stateNode = (StateNode) node;
        org.w3c.dom.Node xmlNode = element.getFirstChild();
        while (xmlNode != null) {
            String nodeName = xmlNode.getNodeName();
            if ("conditionalEventDefinition".equals(nodeName)) {
                org.w3c.dom.Node subNode = xmlNode.getFirstChild();
                while (subNode != null) {
                    String subnodeName = subNode.getNodeName();
                    if ("condition".equals(subnodeName)) {
                        stateNode.setMetaData("Condition", xmlNode.getTextContent());
                        break;
                    }
                    subNode = subNode.getNextSibling();
                }
            }
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Related Classes of org.jbpm.workflow.core.node.StateNode

  • org.drools.eclipse.flow.ruleflow.core.StateNodeWrapper
  • org.jbpm.bpmn2.xml.IntermediateCatchEventHandler
  • org.jbpm.bpmn2.xml.ProcessHandler
  • org.jbpm.bpmn2.xml.StateNodeHandler
  • org.jbpm.compiler.ProcessBuilderImpl
  • org.jbpm.compiler.xml.processes.StateNodeHandler
  • org.jbpm.compiler.xml.processes.XMLPersistenceTest
  • org.jbpm.ruleflow.core.validation.RuleFlowProcessValidator
  • org.jbpm.workflow.core.impl.ConnectionRef
  • org.jbpm.workflow.instance.node.StateNodeInstance
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