Examples with WorkflowProcess io.automatiko.engine.api.definition.process.WorkflowProcess used on opensource projects

Example 11 with WorkflowProcess

use of io.automatiko.engine.api.definition.process.WorkflowProcess in project automatiko-engine by automatiko-io.

the class WorkflowProcessInstanceImpl method getEventDescriptions.

@Override
public Set<EventDescription<?>> getEventDescriptions() {
    if (getState() == ProcessInstance.STATE_COMPLETED || getState() == ProcessInstance.STATE_ABORTED) {
        return Collections.emptySet();
    }
    VariableScope variableScope = (VariableScope) ((ContextContainer) getProcess()).getDefaultContext(VariableScope.VARIABLE_SCOPE);
    Set<EventDescription<?>> eventDesciptions = new LinkedHashSet<>();
    List<EventListener> activeListeners = eventListeners.values().stream().flatMap(List::stream).collect(Collectors.toList());
    activeListeners.addAll(externalEventListeners.values().stream().flatMap(List::stream).collect(Collectors.toList()));
    activeListeners.forEach(el -> eventDesciptions.addAll(el.getEventDescriptions()));
    ((io.automatiko.engine.workflow.process.core.WorkflowProcess) getProcess()).getNodesRecursively().stream().filter(n -> n instanceof EventNodeInterface).forEach(n -> {
        NamedDataType dataType = null;
        if (((EventNodeInterface) n).getVariableName() != null) {
            Map<String, Object> dataOutputs = (Map<String, Object>) n.getMetaData().get("DataOutputs");
            if (dataOutputs != null) {
                for (Entry<String, Object> dOut : dataOutputs.entrySet()) {
                    dataType = new NamedDataType(dOut.getKey(), dOut.getValue());
                }
            } else {
                Variable eventVar = variableScope.findVariable(((EventNodeInterface) n).getVariableName());
                if (eventVar != null) {
                    dataType = new NamedDataType(eventVar.getName(), eventVar.getType());
                }
            }
        }
        if (n instanceof BoundaryEventNode) {
            BoundaryEventNode boundaryEventNode = (BoundaryEventNode) n;
            StateBasedNodeInstance attachedToNodeInstance = (StateBasedNodeInstance) getNodeInstances(true).stream().filter(ni -> ni.getNode().getMetaData().get(UNIQUE_ID).equals(boundaryEventNode.getAttachedToNodeId())).findFirst().orElse(null);
            if (attachedToNodeInstance != null) {
                Map<String, String> properties = new HashMap<>();
                properties.put("AttachedToID", attachedToNodeInstance.getNodeDefinitionId());
                properties.put("AttachedToName", attachedToNodeInstance.getNodeName());
                String eventType = EVENT_TYPE_SIGNAL;
                String eventName = boundaryEventNode.getType();
                Map<String, String> timerProperties = attachedToNodeInstance.extractTimerEventInformation();
                if (timerProperties != null) {
                    properties.putAll(timerProperties);
                    eventType = "timer";
                    eventName = "timerTriggered";
                }
                eventDesciptions.add(new BaseEventDescription(eventName, (String) n.getMetaData().get(UNIQUE_ID), n.getName(), eventType, null, getId(), dataType, properties));
            }
        } else if (n instanceof EventSubProcessNode) {
            EventSubProcessNode eventSubProcessNode = (EventSubProcessNode) n;
            boolean isContainerActive = false;
            if (eventSubProcessNode.getParentContainer() instanceof WorkflowProcess) {
                isContainerActive = true;
            } else if (eventSubProcessNode.getParentContainer() instanceof CompositeNode) {
                isContainerActive = !getNodeInstances(((CompositeNode) eventSubProcessNode.getParentContainer()).getId()).isEmpty();
            }
            if (isContainerActive) {
                Node startNode = eventSubProcessNode.findStartNode();
                Map<Timer, ProcessAction> timers = eventSubProcessNode.getTimers();
                if (timers != null && !timers.isEmpty()) {
                    getNodeInstances(eventSubProcessNode.getId()).forEach(ni -> {
                        Map<String, String> timerProperties = ((StateBasedNodeInstance) ni).extractTimerEventInformation();
                        if (timerProperties != null) {
                            eventDesciptions.add(new BaseEventDescription("timerTriggered", (String) startNode.getMetaData().get("UniqueId"), startNode.getName(), "timer", ni.getId(), getId(), null, timerProperties));
                        }
                    });
                } else {
                    for (String eventName : eventSubProcessNode.getEvents()) {
                        if ("variableChanged".equals(eventName)) {
                            continue;
                        }
                        eventDesciptions.add(new BaseEventDescription(eventName, (String) startNode.getMetaData().get("UniqueId"), startNode.getName(), "signal", null, getId(), dataType));
                    }
                }
            }
        } else if (n instanceof EventNode) {
            NamedDataType finalDataType = dataType;
            getNodeInstances(n.getId()).forEach(ni -> eventDesciptions.add(new BaseEventDescription(((EventNode) n).getType(), (String) n.getMetaData().get(UNIQUE_ID), n.getName(), (String) n.getMetaData().getOrDefault(EVENT_TYPE, EVENT_TYPE_SIGNAL), ni.getId(), getId(), finalDataType)));
        } else if (n instanceof StateNode) {
            getNodeInstances(n.getId()).forEach(ni -> eventDesciptions.add(new BaseEventDescription((String) n.getMetaData().get(CONDITION), (String) n.getMetaData().get(UNIQUE_ID), n.getName(), (String) n.getMetaData().getOrDefault(EVENT_TYPE, EVENT_TYPE_SIGNAL), ni.getId(), getId(), null)));
        }
    });
    return eventDesciptions;
}

Example 12 with WorkflowProcess

use of io.automatiko.engine.api.definition.process.WorkflowProcess in project automatiko-engine by automatiko-io.

the class StartNodeVisitor method visitNode.

@Override
public void visitNode(WorkflowProcess process, String factoryField, StartNode node, BlockStmt body, VariableScope variableScope, ProcessMetaData metadata) {
    body.addStatement(getAssignedFactoryMethod(factoryField, StartNodeFactory.class, getNodeId(node), getNodeKey(), new LongLiteralExpr(node.getId()))).addStatement(getNameMethod(node, "Start")).addStatement(getFactoryMethod(getNodeId(node), METHOD_INTERRUPTING, new BooleanLiteralExpr(node.isInterrupting())));
    visitMetaData(node.getMetaData(), body, getNodeId(node));
    boolean serverless = ProcessToExecModelGenerator.isServerlessWorkflow(process);
    if (serverless) {
        for (DataAssociation association : node.getOutAssociations()) {
            if (association.getAssignments() != null && !association.getAssignments().isEmpty()) {
                TaskOutputJqAssignmentAction action = (TaskOutputJqAssignmentAction) association.getAssignments().get(0).getMetaData("Action");
                String outputFilter = action.getOutputFilterExpression();
                String scopeFilter = action.getScopeFilter();
                body.addStatement(getFactoryMethod(getNodeId(node), METHOD_OUT_JQ_MAPPING, (outputFilter != null ? new StringLiteralExpr().setString(outputFilter) : new NullLiteralExpr()), (scopeFilter != null ? new StringLiteralExpr().setString(scopeFilter) : new NullLiteralExpr()), new BooleanLiteralExpr(action.isIgnoreScopeFilter())));
            }
        }
    } else {
        for (DataAssociation entry : node.getOutAssociations()) {
            if (entry.getAssignments() != null && !entry.getAssignments().isEmpty()) {
                Assignment assignment = entry.getAssignments().get(0);
                body.addStatement(getFactoryMethod(getNodeId(node), "outMapping", new StringLiteralExpr(entry.getSources().get(0)), new NullLiteralExpr(), new StringLiteralExpr(assignment.getDialect()), new StringLiteralExpr(assignment.getFrom()), new StringLiteralExpr(assignment.getTo())));
            } else {
                body.addStatement(getFactoryMethod(getNodeId(node), "outMapping", new StringLiteralExpr(entry.getSources().get(0)), new StringLiteralExpr(entry.getTarget()), new NullLiteralExpr(), new NullLiteralExpr(), new NullLiteralExpr()));
            }
        }
    }
    body.addStatement(getDoneMethod(getNodeId(node)));
    if (node.getTimer() != null) {
        Timer timer = node.getTimer();
        body.addStatement(getFactoryMethod(getNodeId(node), METHOD_TIMER, getOrNullExpr(timer.getDelay()), getOrNullExpr(timer.getPeriod()), getOrNullExpr(timer.getDate()), new IntegerLiteralExpr(node.getTimer().getTimeType())));
    } else if (node.getTriggers() != null && !node.getTriggers().isEmpty()) {
        Map<String, Object> nodeMetaData = node.getMetaData();
        TriggerMetaData trigger = new TriggerMetaData((String) nodeMetaData.get(TRIGGER_REF), (String) nodeMetaData.get(TRIGGER_TYPE), (String) nodeMetaData.get(MESSAGE_TYPE), (String) nodeMetaData.get(TRIGGER_MAPPING), String.valueOf(node.getId()), node.getName(), (String) nodeMetaData.get(TRIGGER_CORRELATION), (String) nodeMetaData.get(TRIGGER_CORRELATION_EXPR)).validate();
        trigger.addContext(node.getMetaData());
        trigger.addContext(Collections.singletonMap("_node_", node));
        // mark the trigger as capable of starting new instance only if this is top level start node
        if (node.getParentContainer() instanceof WorkflowProcess) {
            trigger.setStart(true);
        }
        metadata.addTrigger(trigger);
        handleTrigger(node, nodeMetaData, body, variableScope, metadata);
    } else {
        // since there is start node without trigger then make sure it is startable
        metadata.setStartable(true);
    }
}

Example 13 with WorkflowProcess

use of io.automatiko.engine.api.definition.process.WorkflowProcess in project automatiko-engine by automatiko-io.

the class ProcessHandler method processTags.

protected void processTags(WorkflowProcess process) {
    String tags = (String) process.getMetaData().get("tags");
    List<TagDefinition> tagDefinitions = new ArrayList<TagDefinition>();
    if (tags != null) {
        String[] tagList = tags.split(",");
        int counter = 0;
        for (String tag : tagList) {
            boolean isExpression = PatternConstants.PARAMETER_MATCHER.matcher(tag).matches();
            if (isExpression) {
                tagDefinitions.add(new FunctionTagDefinition(String.valueOf(++counter), tag, (exp, vars) -> {
                    Map<String, Object> replacements = new HashMap<>();
                    Matcher matcher = PatternConstants.PARAMETER_MATCHER.matcher(exp);
                    while (matcher.find()) {
                        String paramName = matcher.group(1);
                        Object value = MVEL.executeExpression(exp, vars.getVariables());
                        replacements.put(paramName, value);
                    }
                    for (Map.Entry<String, Object> replacement : replacements.entrySet()) {
                        exp = exp.replace("#{" + replacement.getKey() + "}", replacement.getValue().toString());
                    }
                    return exp;
                }));
            } else {
                tagDefinitions.add(new StaticTagDefinition(String.valueOf(++counter), tag));
            }
        }
    }
    ((Process) process).setTagDefinitions(tagDefinitions);
}

Example 14 with WorkflowProcess

use of io.automatiko.engine.api.definition.process.WorkflowProcess in project automatiko-engine by automatiko-io.

the class LaneHandler method start.

@SuppressWarnings("unchecked")
public Object start(final String uri, final String localName, final Attributes attrs, final ExtensibleXmlParser parser) throws SAXException {
    parser.startElementBuilder(localName, attrs);
    String id = attrs.getValue("id");
    String name = attrs.getValue("name");
    WorkflowProcess process = (WorkflowProcess) parser.getParent();
    List<Lane> lanes = (List<Lane>) ((ExecutableProcess) process).getMetaData(LaneHandler.LANES);
    if (lanes == null) {
        lanes = new ArrayList<Lane>();
        ((ExecutableProcess) process).setMetaData(LaneHandler.LANES, lanes);
    }
    Lane lane = new Lane(id);
    lane.setName(name);
    lanes.add(lane);
    return lane;
}

Example 15 with WorkflowProcess

use of io.automatiko.engine.api.definition.process.WorkflowProcess in project automatiko-engine by automatiko-io.

the class XmlBPMNProcessDumper method visitProcess.

protected void visitProcess(WorkflowProcess process, StringBuilder xmlDump, int metaDataType) {
    String targetNamespace = (String) process.getMetaData().get("TargetNamespace");
    if (targetNamespace == null) {
        targetNamespace = "https://automatiko.io";
    }
    xmlDump.append("<?xml version=\"1.0\" encoding=\"UTF-8\"?> " + EOL + "<definitions id=\"Definition\"" + EOL + "             targetNamespace=\"" + targetNamespace + "\"" + EOL + "             typeLanguage=\"http://www.java.com/javaTypes\"" + EOL + "             expressionLanguage=\"http://www.mvel.org/2.0\"" + EOL + "             xmlns=\"http://www.omg.org/spec/BPMN/20100524/MODEL\"" + EOL + "             xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\"" + EOL + "             xsi:schemaLocation=\"http://www.omg.org/spec/BPMN/20100524/MODEL BPMN20.xsd\"" + EOL + "             xmlns:g=\"https://automatiko.io/flow/gpd\"" + EOL + (metaDataType == META_DATA_USING_DI ? "             xmlns:bpmndi=\"http://www.omg.org/spec/BPMN/20100524/DI\"" + EOL + "             xmlns:dc=\"http://www.omg.org/spec/DD/20100524/DC\"" + EOL + "             xmlns:di=\"http://www.omg.org/spec/DD/20100524/DI\"" + EOL : "") + "             xmlns:tns=\"https://automatiko.io\">" + EOL + EOL);
    // item definitions
    this.visitedVariables = new HashSet<String>();
    VariableScope variableScope = (VariableScope) ((io.automatiko.engine.workflow.base.core.Process) process).getDefaultContext(VariableScope.VARIABLE_SCOPE);
    Set<String> dumpedItemDefs = new HashSet<String>();
    Map<String, ItemDefinition> itemDefs = (Map<String, ItemDefinition>) process.getMetaData().get("ItemDefinitions");
    if (itemDefs != null) {
        for (ItemDefinition def : itemDefs.values()) {
            xmlDump.append("  <itemDefinition id=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(def.getId()) + "\" ");
            if (def.getStructureRef() != null && !"java.lang.Object".equals(def.getStructureRef())) {
                xmlDump.append("structureRef=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(def.getStructureRef()) + "\" ");
            }
            xmlDump.append("/>" + EOL);
            dumpedItemDefs.add(def.getId().intern());
        }
    }
    visitVariableScope(variableScope, "_", xmlDump, dumpedItemDefs);
    visitSubVariableScopes(process.getNodes(), xmlDump, dumpedItemDefs);
    visitInterfaces(process.getNodes(), xmlDump);
    visitEscalations(process.getNodes(), xmlDump, new ArrayList<String>());
    Definitions def = (Definitions) process.getMetaData().get("Definitions");
    visitErrors(def, xmlDump);
    // data stores
    if (def != null && def.getDataStores() != null) {
        for (DataStore dataStore : def.getDataStores()) {
            visitDataStore(dataStore, xmlDump);
        }
    }
    // the process itself
    xmlDump.append("  <process processType=\"Private\" isExecutable=\"true\" ");
    if (process.getId() == null || process.getId().trim().length() == 0) {
        ((ProcessImpl) process).setId("com.sample.bpmn2");
    }
    xmlDump.append("id=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(process.getId()) + "\" ");
    if (process.getName() != null) {
        xmlDump.append("name=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(process.getName()) + "\" ");
    }
    String packageName = process.getPackageName();
    if (packageName != null && !"io.automatiko.processes".equals(packageName)) {
        xmlDump.append("tns:packageName=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(packageName) + "\" ");
    }
    if (((io.automatiko.engine.workflow.process.core.WorkflowProcess) process).isDynamic()) {
        xmlDump.append("tns:adHoc=\"true\" ");
    }
    String version = process.getVersion();
    if (version != null && !"".equals(version)) {
        xmlDump.append("tns:version=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(version) + "\" ");
    }
    // TODO: package, version
    xmlDump.append(">" + EOL + EOL);
    visitHeader(process, xmlDump, metaDataType);
    List<io.automatiko.engine.workflow.process.core.Node> processNodes = new ArrayList<io.automatiko.engine.workflow.process.core.Node>();
    for (Node procNode : process.getNodes()) {
        processNodes.add((io.automatiko.engine.workflow.process.core.Node) procNode);
    }
    visitNodes(processNodes, xmlDump, metaDataType);
    visitConnections(process.getNodes(), xmlDump, metaDataType);
    // add associations
    List<Association> associations = (List<Association>) process.getMetaData().get(ProcessHandler.ASSOCIATIONS);
    if (associations != null) {
        for (Association association : associations) {
            visitAssociation(association, xmlDump);
        }
    }
    xmlDump.append("  </process>" + EOL + EOL);
    if (metaDataType == META_DATA_USING_DI) {
        xmlDump.append("  <bpmndi:BPMNDiagram>" + EOL + "    <bpmndi:BPMNPlane bpmnElement=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(process.getId()) + "\" >" + EOL);
        visitNodesDi(process.getNodes(), xmlDump);
        visitConnectionsDi(process.getNodes(), xmlDump);
        xmlDump.append("    </bpmndi:BPMNPlane>" + EOL + "  </bpmndi:BPMNDiagram>" + EOL + EOL);
    }
    xmlDump.append("</definitions>");
}