Examples with EndNode io.automatiko.engine.workflow.process.core.node.EndNode used on opensource projects

Example 11 with EndNode

use of io.automatiko.engine.workflow.process.core.node.EndNode in project automatiko-engine by automatiko-io.

the class SvgBpmnProcessImageGenerator method buildNodeContainer.

/*
     * Build methods
     */
protected void buildNodeContainer(int x, int y, NodeContainer nodeContainer, SVGGraphics2D g2) {
    try {
        for (Node node : nodeContainer.getNodes()) {
            if (node instanceof StartNode) {
                buildStartEvent(x, y, (StartNode) node, g2);
            } else if (node instanceof EndNode) {
                buildEndEvent(x, y, (EndNode) node, g2);
            } else if (node instanceof FaultNode) {
                buildErrorEndEvent(x, y, (FaultNode) node, g2);
            } else if (node instanceof BoundaryEventNode) {
                buildBoundaryEvent(x, y, node, g2);
            } else if (node instanceof EventNode || node instanceof StateNode) {
                buildIntermediateEvent(x, y, node, g2);
            } else if (node instanceof HumanTaskNode) {
                buildHumanTaskNode(x, y, (HumanTaskNode) node, g2);
            } else if (node instanceof ActionNode) {
                buildScriptTaskNode(x, y, (ActionNode) node, g2);
            } else if (node instanceof WorkItemNode) {
                buildServiceTaskNode(x, y, (WorkItemNode) node, g2);
            } else if (node instanceof Split || node instanceof Join) {
                buildGateway(x, y, node, g2);
            } else if (node instanceof ForEachNode) {
                buildNodeContainer(x(node), y(node), ((ForEachNode) node).getCompositeNode(), g2);
            } else if (node instanceof CompositeNode) {
                buildSubprocessNode(x, y, (CompositeNode) node, g2);
                int sx = x(node);
                int sy = y(node);
                buildNodeContainer(sx, sy, (CompositeNode) node, g2);
            } else if (node instanceof RuleSetNode) {
                buildBusinessRuleTaskNode(x, y, (RuleSetNode) node, g2);
            } else if (node instanceof TimerNode) {
                buildTimerEvent(x, y, (TimerNode) node, g2);
            } else if (node instanceof SubProcessNode) {
                buildCallActivity(x, y, (SubProcessNode) node, g2);
            }
            buildSequenceFlow(x, y, node, g2);
        }
    } catch (IOException e) {
        throw new UncheckedIOException(e);
    }
}

Example 12 with EndNode

use of io.automatiko.engine.workflow.process.core.node.EndNode in project automatiko-engine by automatiko-io.

the class ExecutableProcessFactory method executionTimeout.

public ExecutableProcessFactory executionTimeout(int nodeIdCounter, String timeoutExpression, long... extranodes) {
    int nodeId = ++nodeIdCounter;
    EventSubProcessNodeFactory eventSubProcessNode4 = eventSubProcessNode(nodeId);
    eventSubProcessNode4.name("Execution timeout");
    eventSubProcessNode4.metaData("UniqueId", "SubProcess_" + nodeId);
    eventSubProcessNode4.metaData("hidden_node", true);
    eventSubProcessNode4.keepActive(true);
    eventSubProcessNode4.event("Timer-" + nodeId);
    eventSubProcessNode4.autoComplete(true);
    int startNodeId = ++nodeIdCounter;
    StartNodeFactory startNode5 = eventSubProcessNode4.startNode(startNodeId);
    startNode5.name("Execution timeout :: start");
    startNode5.interrupting(true);
    startNode5.metaData("UniqueId", "StartEvent_" + startNodeId);
    startNode5.metaData("TriggerType", "Timer");
    startNode5.done();
    startNode5.timer(timeoutExpression, null, null, 1);
    int endNodeId = ++nodeIdCounter;
    EndNodeFactory endNode7 = eventSubProcessNode4.endNode(endNodeId);
    endNode7.name("Execution timeout :: end");
    endNode7.terminate(false);
    endNode7.metaData("UniqueId", "EndEvent_" + endNodeId);
    endNode7.done();
    if (extranodes != null && extranodes.length > 0) {
        for (long extraNodId : extranodes) {
            Node node = getNodeContainer().getNode(extraNodId);
            getNodeContainer().removeNode(node);
            eventSubProcessNode4.getNodeContainer().addNode(node);
        }
        if (extranodes.length == 1) {
            eventSubProcessNode4.connection(startNodeId, extranodes[0], "SequenceFlow_e_" + startNodeId);
            eventSubProcessNode4.connection(extranodes[0], endNodeId, "SequenceFlow_e_" + endNodeId);
        } else {
            eventSubProcessNode4.connection(startNodeId, extranodes[0], "SequenceFlow_e_" + startNodeId);
            int counter = 1;
            for (long extraNodId : extranodes) {
                if (counter > extranodes.length) {
                    eventSubProcessNode4.connection(extraNodId, extranodes[counter], "SequenceFlow_e_" + counter);
                    counter++;
                }
            }
            eventSubProcessNode4.connection(extranodes[extranodes.length - 1], endNodeId, "SequenceFlow_e_" + endNodeId);
        }
    } else {
        eventSubProcessNode4.connection(startNodeId, endNodeId, "SequenceFlow_" + startNodeId);
    }
    eventSubProcessNode4.done();
    return this;
}

Example 13 with EndNode

use of io.automatiko.engine.workflow.process.core.node.EndNode in project automatiko-engine by automatiko-io.

the class ProcessHandler method postProcessNodes.

private void postProcessNodes(ExecutableProcess process, NodeContainer container) {
    List<String> eventSubProcessHandlers = new ArrayList<String>();
    for (Node node : container.getNodes()) {
        if (node instanceof StartNode) {
            List<DataAssociation> associations = ((StartNode) node).getOutAssociations();
            if (associations != null) {
                for (DataAssociation da : associations) {
                    VariableScope scope = (VariableScope) process.getDefaultContext(VariableScope.VARIABLE_SCOPE);
                    Variable variable = scope.findVariable(da.getTarget());
                    if (variable != null) {
                        da.setTarget(variable.getName());
                    }
                }
            }
        } else if (node instanceof StateNode) {
            StateNode stateNode = (StateNode) node;
            String condition = (String) stateNode.getMetaData("Condition");
            stateNode.setCondition(context -> {
                return (boolean) MVEL.executeExpression(condition, context.getProcessInstance().getVariables());
            });
        } else if (node instanceof NodeContainer) {
            // prepare event sub process
            if (node instanceof EventSubProcessNode) {
                EventSubProcessNode eventSubProcessNode = (EventSubProcessNode) node;
                Node[] nodes = eventSubProcessNode.getNodes();
                for (Node subNode : nodes) {
                    // avoids cyclomatic complexity
                    if (subNode == null || !(subNode instanceof StartNode)) {
                        continue;
                    }
                    List<Trigger> triggers = ((StartNode) subNode).getTriggers();
                    if (triggers == null) {
                        continue;
                    }
                    for (Trigger trigger : triggers) {
                        if (trigger instanceof EventTrigger) {
                            final List<EventFilter> filters = ((EventTrigger) trigger).getEventFilters();
                            for (EventFilter filter : filters) {
                                if (filter instanceof EventTypeFilter) {
                                    eventSubProcessNode.addEvent((EventTypeFilter) filter);
                                    String type = ((EventTypeFilter) filter).getType();
                                    if (type.startsWith("Error-") || type.startsWith("Escalation")) {
                                        String faultCode = (String) subNode.getMetaData().get("FaultCode");
                                        String replaceRegExp = "Error-|Escalation-";
                                        final String signalType = type;
                                        ExceptionScope exceptionScope = (ExceptionScope) ((ContextContainer) eventSubProcessNode.getParentContainer()).getDefaultContext(ExceptionScope.EXCEPTION_SCOPE);
                                        if (exceptionScope == null) {
                                            exceptionScope = new ExceptionScope();
                                            ((ContextContainer) eventSubProcessNode.getParentContainer()).addContext(exceptionScope);
                                            ((ContextContainer) eventSubProcessNode.getParentContainer()).setDefaultContext(exceptionScope);
                                        }
                                        String faultVariable = null;
                                        if (trigger.getInAssociations() != null && !trigger.getInAssociations().isEmpty()) {
                                            faultVariable = findVariable(trigger.getInAssociations().get(0).getSources().get(0), process.getVariableScope());
                                        }
                                        ActionExceptionHandler exceptionHandler = new ActionExceptionHandler();
                                        ConsequenceAction action = new ConsequenceAction("java", "");
                                        action.setMetaData("Action", new SignalProcessInstanceAction(signalType, faultVariable, SignalProcessInstanceAction.PROCESS_INSTANCE_SCOPE));
                                        exceptionHandler.setAction(action);
                                        exceptionHandler.setFaultVariable(faultVariable);
                                        exceptionHandler.setRetryAfter((Integer) subNode.getMetaData().get("ErrorRetry"));
                                        exceptionHandler.setRetryIncrement((Integer) subNode.getMetaData().get("ErrorRetryIncrement"));
                                        if (subNode.getMetaData().get("ErrorRetryIncrementMultiplier") != null) {
                                            exceptionHandler.setRetryIncrementMultiplier(((Number) subNode.getMetaData().get("ErrorRetryIncrementMultiplier")).floatValue());
                                        }
                                        exceptionHandler.setRetryLimit((Integer) subNode.getMetaData().get("ErrorRetryLimit"));
                                        if (faultCode != null) {
                                            String trimmedType = type.replaceFirst(replaceRegExp, "");
                                            for (String error : trimmedType.split(",")) {
                                                exceptionScope.setExceptionHandler(error, exceptionHandler);
                                                eventSubProcessHandlers.add(error);
                                            }
                                        } else {
                                            exceptionScope.setExceptionHandler(faultCode, exceptionHandler);
                                        }
                                    } else if (type.equals("Compensation")) {
                                        // 1. Find the parent sub-process to this event sub-process
                                        NodeContainer parentSubProcess;
                                        NodeContainer subProcess = eventSubProcessNode.getParentContainer();
                                        Object isForCompensationObj = eventSubProcessNode.getMetaData("isForCompensation");
                                        if (isForCompensationObj == null) {
                                            eventSubProcessNode.setMetaData("isForCompensation", true);
                                            logger.warn("Overriding empty or false value of \"isForCompensation\" attribute on Event Sub-Process [" + eventSubProcessNode.getMetaData("UniqueId") + "] and setting it to true.");
                                        }
                                        if (subProcess instanceof ExecutableProcess) {
                                            // (instance)?!?
                                            throw new IllegalArgumentException("Compensation Event Sub-Processes at the process level are not supported.");
                                        }
                                        parentSubProcess = ((Node) subProcess).getParentContainer();
                                        // 2. The event filter (never fires, purely for dumping purposes) has
                                        // already been added
                                        // 3. Add compensation scope
                                        String compensationHandlerId = (String) ((CompositeNode) subProcess).getMetaData("UniqueId");
                                        addCompensationScope(process, eventSubProcessNode, parentSubProcess, compensationHandlerId);
                                    }
                                }
                            }
                        } else if (trigger instanceof ConstraintTrigger) {
                            ConstraintTrigger constraintTrigger = (ConstraintTrigger) trigger;
                            if (constraintTrigger.getConstraint() != null) {
                                String processId = ((ExecutableProcess) container).getId();
                                String type = "RuleFlowStateEventSubProcess-Event-" + processId + "-" + eventSubProcessNode.getUniqueId();
                                EventTypeFilter eventTypeFilter = new EventTypeFilter();
                                eventTypeFilter.setType(type);
                                eventSubProcessNode.addEvent(eventTypeFilter);
                                eventSubProcessNode.addEvent("variableChanged");
                                ((StartNode) subNode).setCondition(context -> {
                                    return (boolean) MVEL.executeExpression(constraintTrigger.getConstraint(), context.getProcessInstance().getVariables());
                                });
                            }
                        }
                    }
                }
            // for( Node subNode : nodes)
            }
            postProcessNodes(process, (NodeContainer) node);
        } else if (node instanceof EndNode) {
            handleIntermediateOrEndThrowCompensationEvent((EndNode) node);
        } else if (node instanceof ActionNode) {
            handleIntermediateOrEndThrowCompensationEvent((ActionNode) node);
        } else if (node instanceof EventNode) {
            final EventNode eventNode = (EventNode) node;
            if (!(eventNode instanceof BoundaryEventNode) && eventNode.getDefaultIncomingConnections().size() == 0) {
                throw new IllegalArgumentException("Event node '" + node.getName() + "' [" + node.getId() + "] has no incoming connection");
            }
        }
    }
    // handler
    for (Node node : container.getNodes()) {
        if (node instanceof FaultNode) {
            FaultNode faultNode = (FaultNode) node;
            if (eventSubProcessHandlers.contains(faultNode.getFaultName())) {
                faultNode.setTerminateParent(false);
            }
        }
    }
}

Example 14 with EndNode

use of io.automatiko.engine.workflow.process.core.node.EndNode in project automatiko-engine by automatiko-io.

the class XmlBPMNProcessDumper method visitInterfaces.

protected void visitInterfaces(Node[] nodes, StringBuilder xmlDump) {
    for (Node node : nodes) {
        if (node instanceof WorkItemNode) {
            Work work = ((WorkItemNode) node).getWork();
            if (work != null) {
                if ("Service Task".equals(work.getName())) {
                    String interfaceName = (String) work.getParameter("Interface");
                    if (interfaceName == null) {
                        interfaceName = "";
                    }
                    String interfaceRef = (String) work.getParameter("interfaceImplementationRef");
                    if (interfaceRef == null) {
                        interfaceRef = "";
                    }
                    String operationName = (String) work.getParameter("Operation");
                    if (operationName == null) {
                        operationName = "";
                    }
                    String operationRef = (String) work.getParameter("operationImplementationRef");
                    if (operationRef == null) {
                        operationRef = "";
                    }
                    String parameterType = (String) work.getParameter("ParameterType");
                    if (parameterType == null) {
                        parameterType = "";
                    }
                    xmlDump.append("  <itemDefinition id=\"" + getUniqueNodeId(node) + "_InMessageType\" " + ("".equals(parameterType) || "java.lang.Object".equals(parameterType) ? "" : "structureRef=\"" + parameterType + "\" ") + "/>" + EOL + "  <message id=\"" + getUniqueNodeId(node) + "_InMessage\" itemRef=\"" + getUniqueNodeId(node) + "_InMessageType\" />" + EOL + "  <interface id=\"" + getUniqueNodeId(node) + "_ServiceInterface\" name=\"" + interfaceName + "\" implementationRef=\"" + interfaceRef + "\" >" + EOL + "    <operation id=\"" + getUniqueNodeId(node) + "_ServiceOperation\" name=\"" + operationName + "\" implementationRef=\"" + operationRef + "\" >" + EOL + "      <inMessageRef>" + getUniqueNodeId(node) + "_InMessage</inMessageRef>" + EOL + "    </operation>" + EOL + "  </interface>" + EOL + EOL);
                } else if ("Send Task".equals(work.getName())) {
                    String messageType = (String) work.getParameter("MessageType");
                    if (messageType == null) {
                        messageType = "";
                    }
                    xmlDump.append("  <itemDefinition id=\"" + getUniqueNodeId(node) + "_MessageType\" " + ("".equals(messageType) || "java.lang.Object".equals(messageType) ? "" : "structureRef=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(messageType) + "\" ") + "/>" + EOL + "  <message id=\"" + getUniqueNodeId(node) + "_Message\" itemRef=\"" + getUniqueNodeId(node) + "_MessageType\" />" + EOL + EOL);
                } else if ("Receive Task".equals(work.getName())) {
                    String messageId = (String) work.getParameter("MessageId");
                    String messageType = (String) work.getParameter("MessageType");
                    if (messageType == null) {
                        messageType = "";
                    }
                    xmlDump.append("  <itemDefinition id=\"" + getUniqueNodeId(node) + "_MessageType\" " + ("".equals(messageType) || "java.lang.Object".equals(messageType) ? "" : "structureRef=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(messageType) + "\" ") + "/>" + EOL + "  <message id=\"" + messageId + "\" itemRef=\"" + getUniqueNodeId(node) + "_MessageType\" />" + EOL + EOL);
                }
            }
        } else if (node instanceof EndNode) {
            String messageType = (String) node.getMetaData().get("MessageType");
            if (messageType != null) {
                xmlDump.append("  <itemDefinition id=\"" + getUniqueNodeId(node) + "_MessageType\" " + ("".equals(messageType) || "java.lang.Object".equals(messageType) ? "" : "structureRef=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(messageType) + "\" ") + "/>" + EOL + "  <message id=\"" + getUniqueNodeId(node) + "_Message\" itemRef=\"" + getUniqueNodeId(node) + "_MessageType\" />" + EOL + EOL);
            }
        } else if (node instanceof ActionNode) {
            String messageType = (String) node.getMetaData().get("MessageType");
            if (messageType != null) {
                xmlDump.append("  <itemDefinition id=\"" + getUniqueNodeId(node) + "_MessageType\" " + ("".equals(messageType) || "java.lang.Object".equals(messageType) ? "" : "structureRef=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(messageType) + "\" ") + "/>" + EOL + "  <message id=\"" + getUniqueNodeId(node) + "_Message\" itemRef=\"" + getUniqueNodeId(node) + "_MessageType\" />" + EOL + EOL);
            }
        } else if (node instanceof EventNode) {
            List<EventFilter> filters = ((EventNode) node).getEventFilters();
            if (filters.size() > 0) {
                String messageRef = ((EventTypeFilter) filters.get(0)).getType();
                if (messageRef.startsWith("Message-")) {
                    messageRef = messageRef.substring(8);
                    String messageType = (String) node.getMetaData().get("MessageType");
                    xmlDump.append("  <itemDefinition id=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(messageRef) + "Type\" " + ("".equals(messageType) || "java.lang.Object".equals(messageType) ? "" : "structureRef=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(messageType) + "\" ") + "/>" + EOL + "  <message id=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(messageRef) + "\" itemRef=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(messageRef) + "Type\" />" + EOL + EOL);
                }
            }
        } else if (node instanceof StartNode) {
            StartNode startNode = (StartNode) node;
            if (startNode.getTriggers() != null && !startNode.getTriggers().isEmpty()) {
                Trigger trigger = startNode.getTriggers().get(0);
                if (trigger instanceof EventTrigger) {
                    String eventType = ((EventTypeFilter) ((EventTrigger) trigger).getEventFilters().get(0)).getType();
                    if (eventType.startsWith("Message-")) {
                        eventType = eventType.substring(8);
                        String messageType = (String) node.getMetaData().get("MessageType");
                        xmlDump.append("  <itemDefinition id=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(eventType) + "Type\" " + ("".equals(messageType) || "java.lang.Object".equals(messageType) ? "" : "structureRef=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(messageType) + "\" ") + "/>" + EOL + "  <message id=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(eventType) + "\" itemRef=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(eventType) + "Type\" />" + EOL + EOL);
                    }
                }
            }
        } else if (node instanceof ForEachNode) {
            ForEachNode forEachNode = (ForEachNode) node;
            String type = null;
            if (forEachNode.getVariableType() instanceof ObjectDataType) {
                type = ((ObjectDataType) forEachNode.getVariableType()).getClassName();
            }
            xmlDump.append("  <itemDefinition id=\"" + XmlBPMNProcessDumper.getUniqueNodeId(forEachNode) + "_multiInstanceItemType\" " + (type == null || "java.lang.Object".equals(type) ? "" : "structureRef=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(type) + "\" ") + "/>" + EOL + EOL);
        }
        if (node instanceof CompositeNode) {
            visitInterfaces(((CompositeNode) node).getNodes(), xmlDump);
        }
    }
}

Example 15 with EndNode

use of io.automatiko.engine.workflow.process.core.node.EndNode in project automatiko-engine by automatiko-io.

the class SubProcessTest method testNonExistentSubProcess.

@Test
public void testNonExistentSubProcess() {
    String nonExistentSubProcessName = "nonexistent.process";
    ExecutableProcess process = new ExecutableProcess();
    process.setId("org.company.core.process.process");
    process.setName("Process");
    StartNode startNode = new StartNode();
    startNode.setName("Start");
    startNode.setId(1);
    SubProcessNode subProcessNode = new SubProcessNode();
    subProcessNode.setName("SubProcessNode");
    subProcessNode.setId(2);
    subProcessNode.setProcessId(nonExistentSubProcessName);
    EndNode endNode = new EndNode();
    endNode.setName("End");
    endNode.setId(3);
    connect(startNode, subProcessNode);
    connect(subProcessNode, endNode);
    process.addNode(startNode);
    process.addNode(subProcessNode);
    process.addNode(endNode);
    InternalProcessRuntime ksession = createProcessRuntime(process);
    ProcessInstance pi = ksession.startProcess("org.company.core.process.process");
    assertEquals(ProcessInstance.STATE_ERROR, pi.getState());
}