Package org.drools.workflow.core.node

Examples of org.drools.workflow.core.node.ActionNode

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        return node;
    }
   
    public void handleSignalNode(final Node node, final Element element, final String uri,
            final String localName, final ExtensibleXmlParser parser) throws SAXException {
        ActionNode actionNode = (ActionNode) node;
        org.w3c.dom.Node xmlNode = element.getFirstChild();
        while (xmlNode != null) {
            String nodeName = xmlNode.getNodeName();
            if ("dataInputAssociation".equals(nodeName)) {
                readDataInputAssociation(xmlNode, actionNode);
            } else if ("signalEventDefinition".equals(nodeName)) {
                String signalName = ((Element) xmlNode).getAttribute("signalRef");
                String variable = (String) actionNode.getMetaData("MappingVariable");
                actionNode.setAction(new DroolsConsequenceAction("mvel",
                    "kcontext.getKnowledgeRuntime().signalEvent(\""
                        + signalName + "\", " + (variable == null ? "null" : variable) + ")"));
            }
            xmlNode = xmlNode.getNextSibling();
        }
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    }
   
    @SuppressWarnings("unchecked")
    public void handleMessageNode(final Node node, final Element element, final String uri,
            final String localName, final ExtensibleXmlParser parser) throws SAXException {
        ActionNode actionNode = (ActionNode) node;
        org.w3c.dom.Node xmlNode = element.getFirstChild();
        while (xmlNode != null) {
            String nodeName = xmlNode.getNodeName();
            if ("dataInputAssociation".equals(nodeName)) {
                readDataInputAssociation(xmlNode, actionNode);
            } else if ("messageEventDefinition".equals(nodeName)) {
                String messageRef = ((Element) xmlNode).getAttribute("messageRef");
                Map<String, Message> messages = (Map<String, Message>)
                    ((ProcessBuildData) parser.getData()).getMetaData("Messages");
                if (messages == null) {
                    throw new IllegalArgumentException("No messages found");
                }
                Message message = messages.get(messageRef);
                if (message == null) {
                    throw new IllegalArgumentException("Could not find message " + messageRef);
                }
                String variable = (String) actionNode.getMetaData("MappingVariable");
                actionNode.setMetaData("MessageType", message.getType());
                actionNode.setAction(new DroolsConsequenceAction("java",
                    "org.drools.process.instance.impl.WorkItemImpl workItem = new org.drools.process.instance.impl.WorkItemImpl();" + EOL +
                    "workItem.setName(\"Send Task\");" + EOL +
                    "workItem.setParameter(\"MessageType\", \"" + message.getType() + "\");" + EOL +
                    (variable == null ? "" : "workItem.setParameter(\"Message\", " + variable + ");" + EOL) +
                    "((org.drools.process.instance.WorkItemManager) kcontext.getKnowledgeRuntime().getWorkItemManager()).internalExecuteWorkItem(workItem);"));
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        }
    }
   
    public void handleEscalationNode(final Node node, final Element element, final String uri,
            final String localName, final ExtensibleXmlParser parser) throws SAXException {
        ActionNode actionNode = (ActionNode) node;
        org.w3c.dom.Node xmlNode = element.getFirstChild();
        while (xmlNode != null) {
            String nodeName = xmlNode.getNodeName();
            if ("dataInputAssociation".equals(nodeName)) {
                readDataInputAssociation(xmlNode, actionNode);
            } else if ("escalationEventDefinition".equals(nodeName)) {
                String faultName = ((Element) xmlNode).getAttribute("escalationCode");
                if (faultName != null && faultName.trim().length() > 0) {
                    actionNode.setAction(new DroolsConsequenceAction("java",
                        "org.drools.process.instance.context.exception.ExceptionScopeInstance scopeInstance = (org.drools.process.instance.context.exception.ExceptionScopeInstance) ((org.drools.workflow.instance.NodeInstance) kcontext.getNodeInstance()).resolveContextInstance(org.drools.process.core.context.exception.ExceptionScope.EXCEPTION_SCOPE, \"" + faultName + "\");" + EOL +
                        "if (scopeInstance != null) {" + EOL +
                        "  scopeInstance.handleException(\"" + faultName + "\", null);" + EOL +
                        "} else {" + EOL +
                        "    ((org.drools.process.instance.ProcessInstance) kcontext.getProcessInstance()).setState(org.drools.process.instance.ProcessInstance.STATE_ABORTED);" + EOL +
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        }
    }
   
    public void handleCompensationNode(final Node node, final Element element, final String uri,
            final String localName, final ExtensibleXmlParser parser) throws SAXException {
        ActionNode actionNode = (ActionNode) node;
        org.w3c.dom.Node xmlNode = element.getFirstChild();
        while (xmlNode != null) {
            String nodeName = xmlNode.getNodeName();
            if ("compensateEventDefinition".equals(nodeName)) {
                String activityRef = ((Element) xmlNode).getAttribute("activityRef");
                if (activityRef != null && activityRef.trim().length() > 0) {
                  actionNode.setMetaData("Compensate", activityRef);
                  actionNode.setAction(new DroolsConsequenceAction("java",
                  "kcontext.getProcessInstance().signalEvent(\"Compensate-" + activityRef + "\", null);"));
                }
//                boolean waitForCompletion = true;
//                String waitForCompletionString = ((Element) xmlNode).getAttribute("waitForCompletion");
//                if ("false".equals(waitForCompletionString)) {
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import org.xml.sax.SAXException;

public class ScriptTaskHandler extends AbstractNodeHandler {
   
    protected Node createNode(Attributes attrs) {
        ActionNode result = new ActionNode();
        result.setAction(new DroolsConsequenceAction());
        return result;
    }
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    }

    protected 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);
        ActionNode actionNode = (ActionNode) node;
        DroolsConsequenceAction action = (DroolsConsequenceAction) actionNode.getAction();
        if (action == null) {
          action = new DroolsConsequenceAction();
          actionNode.setAction(action);
        }
    String language = element.getAttribute("scriptLanguage");
    if (XmlBPMNProcessDumper.JAVA_LANGUAGE.equals(language)) {
      action.setDialect(JavaDialect.ID);
    }
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    public ActionNodeFactory(RuleFlowNodeContainerFactory nodeContainerFactory, NodeContainer nodeContainer, long id) {
        super(nodeContainerFactory, nodeContainer, id);
    }

    protected Node createNode() {
        return new ActionNode();
    }
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                  for (Timer timer: subProcess.getTimers().keySet()) {
                    validateTimer(timer, node, process, errors);
                  }
                }
            } else if (node instanceof ActionNode) {
                final ActionNode actionNode = (ActionNode) node;
                if (actionNode.getFrom() == null && !acceptsNoIncomingConnections(node)) {
                    errors.add(new ProcessValidationErrorImpl(process,
                        "Action node '" + node.getName() + "' [" + node.getId() + "] has no incoming connection."));
                }
                if (actionNode.getTo() == null && !acceptsNoOutgoingConnections(node)) {
                    errors.add(new ProcessValidationErrorImpl(process,
                        "Action node '" + node.getName() + "' [" + node.getId() + "] has no outgoing connection."));
                }
                if (actionNode.getAction() == null) {
                    errors.add(new ProcessValidationErrorImpl(process,
                        "Action node '" + node.getName() + "' [" + node.getId() + "] has no action."));
                } else {
                    if (actionNode.getAction() instanceof DroolsConsequenceAction) {
                        DroolsConsequenceAction droolsAction = (DroolsConsequenceAction) actionNode.getAction();
                        String actionString = droolsAction.getConsequence();
                        if (actionString == null) {
                            errors.add(new ProcessValidationErrorImpl(process,
                                "Action node '" + node.getName() + "' [" + node.getId() + "] has empty action."));
                        } else if( "mvel".equals( droolsAction.getDialect() ) ) {
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  public Class generateNodeFor() {
        return ActionNode.class;
    }

  public void writeNode(Node node, StringBuilder xmlDump, int metaDataType) {
    ActionNode actionNode = (ActionNode) node;
    DroolsConsequenceAction action = (DroolsConsequenceAction) actionNode.getAction();
    if (action != null) {
        String s = action.getConsequence();
        if (s.startsWith("org.drools.process.instance.impl.WorkItemImpl workItem = new org.drools.process.instance.impl.WorkItemImpl();")) {
                writeNode("intermediateThrowEvent", actionNode, xmlDump, metaDataType);
                xmlDump.append(">" + EOL);
                String variable = (String) actionNode.getMetaData("MappingVariable");
                if (variable != null) {
                    xmlDump.append(
                        "      <dataInput id=\"" + XmlBPMNProcessDumper.getUniqueNodeId(actionNode) + "_Input\" />" + EOL +
                        "      <dataInputAssociation>" + EOL +
                        "        <sourceRef>" + XmlDumper.replaceIllegalChars(variable) + "</sourceRef>" + EOL +
                        "        <targetRef>" + XmlBPMNProcessDumper.getUniqueNodeId(actionNode) + "_Input</targetRef>" + EOL +
                        "      </dataInputAssociation>" + EOL +
                        "      <inputSet>" + EOL +
                        "        <dataInputRefs>" + XmlBPMNProcessDumper.getUniqueNodeId(actionNode) + "_Input</dataInputRefs>" + EOL +
                        "      </inputSet>" + EOL);
                }
                xmlDump.append("      <messageEventDefinition messageRef=\"" + XmlBPMNProcessDumper.getUniqueNodeId(actionNode) + "_Message\"/>" + EOL);
                endNode("intermediateThrowEvent", xmlDump);
            } else if (s.startsWith("kcontext.getKnowledgeRuntime().signalEvent(\"")) {
                writeNode("intermediateThrowEvent", actionNode, xmlDump, metaDataType);
                xmlDump.append(">" + EOL);
                s = s.substring(44);
                String type = s.substring(0, s.indexOf("\""));
                s = s.substring(s.indexOf(",") + 2);
                String variable = null;
                if (!s.startsWith("null")) {
                    variable = s.substring(0, s.indexOf(")"));
                    xmlDump.append(
                        "      <dataInput id=\"" + XmlBPMNProcessDumper.getUniqueNodeId(actionNode) + "_Input\" />" + EOL +
                        "      <dataInputAssociation>" + EOL +
                        "        <sourceRef>" + XmlDumper.replaceIllegalChars(variable) + "</sourceRef>" + EOL +
                        "        <targetRef>" + XmlBPMNProcessDumper.getUniqueNodeId(actionNode) + "_Input</targetRef>" + EOL +
                        "      </dataInputAssociation>" + EOL +
                        "      <inputSet>" + EOL +
                        "        <dataInputRefs>" + XmlBPMNProcessDumper.getUniqueNodeId(actionNode) + "_Input</dataInputRefs>" + EOL +
                        "      </inputSet>" + EOL);
                }
                if (type.startsWith("Compensate-")) {
                  xmlDump.append("      <compensateEventDefinition activityRef=\"" + XmlDumper.replaceIllegalChars(type.substring(11)) + "\"/>" + EOL);
                } else {
                  xmlDump.append("      <signalEventDefinition signalRef=\"" + XmlDumper.replaceIllegalChars(type) + "\"/>" + EOL);
                }
                endNode("intermediateThrowEvent", xmlDump);
            } else if (s.startsWith("kcontext.getProcessInstance().signalEvent(\"")) {
                writeNode("intermediateThrowEvent", actionNode, xmlDump, metaDataType);
                xmlDump.append(">" + EOL);
                s = s.substring(43);
                String type = s.substring(0, s.indexOf("\""));
                xmlDump.append("      <compensateEventDefinition activityRef=\"" + XmlDumper.replaceIllegalChars(type.substring(11)) + "\"/>" + EOL);
                endNode("intermediateThrowEvent", xmlDump);
            } else if (s.startsWith("org.drools.process.instance.context.exception.ExceptionScopeInstance scopeInstance = (org.drools.process.instance.context.exception.ExceptionScopeInstance) ((org.drools.workflow.instance.NodeInstance) kcontext.getNodeInstance()).resolveContextInstance(org.drools.process.core.context.exception.ExceptionScope.EXCEPTION_SCOPE, \"")) {
                writeNode("intermediateThrowEvent", actionNode, xmlDump, metaDataType);
                xmlDump.append(">" + EOL);
                s = s.substring(327);
                String type = s.substring(0, s.indexOf("\""));
                xmlDump.append("      <escalationEventDefinition escalationRef=\"" + XmlDumper.replaceIllegalChars(type) + "\"/>" + EOL);
                endNode("intermediateThrowEvent", xmlDump);
            } else if ("IntermediateThrowEvent-None".equals(actionNode.getMetaData("NodeType"))) {
              writeNode("intermediateThrowEvent", actionNode, xmlDump, metaDataType);
                endNode(xmlDump);
            } else {
                writeNode("scriptTask", actionNode, xmlDump, metaDataType);
                if (JavaDialect.ID.equals(action.getDialect())) {
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                      xmlDump.append(
                          "  <escalation id=\"" + XmlDumper.replaceIllegalChars(escalationCode) + "\" escalationCode=\"" + XmlDumper.replaceIllegalChars(escalationCode) + "\" />" + EOL);
                }
                }
            } else if (node instanceof ActionNode) {
              ActionNode actionNode = (ActionNode) node;
              DroolsConsequenceAction action = (DroolsConsequenceAction) actionNode.getAction();
            if (action != null) {
                String s = action.getConsequence();
                if (s.startsWith("org.drools.process.instance.context.exception.ExceptionScopeInstance scopeInstance = (org.drools.process.instance.context.exception.ExceptionScopeInstance) ((org.drools.workflow.instance.NodeInstance) kcontext.getNodeInstance()).resolveContextInstance(org.drools.process.core.context.exception.ExceptionScope.EXCEPTION_SCOPE, \"")) {
                  s = s.substring(327);
                      String type = s.substring(0, s.indexOf("\""));
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Related Classes of org.drools.workflow.core.node.ActionNode

  • org.drools.bpmn2.legacy.beta1.ActionNodeHandler
  • org.drools.bpmn2.legacy.beta1.IntermediateThrowEventHandler
  • org.drools.bpmn2.legacy.beta1.ScriptTaskHandler
  • org.drools.bpmn2.xml.ActionNodeHandler
  • org.drools.bpmn2.xml.IntermediateThrowEventHandler
  • org.drools.bpmn2.xml.ScriptTaskHandler
  • org.drools.bpmn2.xml.XmlBPMNProcessDumper
  • org.drools.compiler.xml.processes.ActionNodeHandler
  • org.drools.compiler.xml.processes.XMLPersistenceTest
  • org.drools.compiler.xml.StoreHandler
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