Examples with NodeInstanceImpl io.automatiko.engine.workflow.process.instance.impl.NodeInstanceImpl used on opensource projects

Example 1 with NodeInstanceImpl

use of io.automatiko.engine.workflow.process.instance.impl.NodeInstanceImpl in project automatiko-engine by automatiko-io.

the class AbstractProtobufProcessInstanceMarshaller method readNodeInstanceContent.

protected NodeInstanceImpl readNodeInstanceContent(AutomatikoMessages.ProcessInstance.NodeInstance _node, MarshallerReaderContext context, WorkflowProcessInstance processInstance) throws IOException {
    NodeInstanceImpl nodeInstance = null;
    NodeInstanceContent _content = _node.getContent();
    switch(_content.getType()) {
        case RULE_SET_NODE:
            nodeInstance = new RuleSetNodeInstance();
            if (_content.getRuleSet().getTimerInstanceIdCount() > 0) {
                List<String> timerInstances = new ArrayList<>();
                for (String _timerId : _content.getRuleSet().getTimerInstanceIdList()) {
                    timerInstances.add(_timerId);
                }
                ((RuleSetNodeInstance) nodeInstance).internalSetTimerInstances(timerInstances);
            }
            break;
        case HUMAN_TASK_NODE:
            nodeInstance = new HumanTaskNodeInstance();
            ((HumanTaskNodeInstance) nodeInstance).internalSetWorkItemId(_content.getHumanTask().getWorkItemId());
            ((HumanTaskNodeInstance) nodeInstance).internalSetWorkItem((WorkItemImpl) readHumanTaskWorkItem(processInstance, context, _content.getHumanTask().getWorkitem()));
            if (_content.getHumanTask().getTimerInstanceIdCount() > 0) {
                List<String> timerInstances = new ArrayList<>();
                for (String _timerId : _content.getHumanTask().getTimerInstanceIdList()) {
                    timerInstances.add(_timerId);
                }
                ((HumanTaskNodeInstance) nodeInstance).internalSetTimerInstances(timerInstances);
            }
            ((WorkItemNodeInstance) nodeInstance).internalSetProcessInstanceId(_content.getHumanTask().getErrorHandlingProcessInstanceId());
            break;
        case WORK_ITEM_NODE:
            nodeInstance = new WorkItemNodeInstance();
            ((WorkItemNodeInstance) nodeInstance).internalSetWorkItemId(_content.getWorkItem().getWorkItemId());
            ((WorkItemNodeInstance) nodeInstance).internalSetWorkItem((WorkItemImpl) readWorkItem(processInstance, context, _content.getWorkItem().getWorkitem()));
            if (_content.getWorkItem().getTimerInstanceIdCount() > 0) {
                List<String> timerInstances = new ArrayList<>();
                for (String _timerId : _content.getWorkItem().getTimerInstanceIdList()) {
                    timerInstances.add(_timerId);
                }
                ((WorkItemNodeInstance) nodeInstance).internalSetTimerInstances(timerInstances);
            }
            ((WorkItemNodeInstance) nodeInstance).internalSetProcessInstanceId(_content.getWorkItem().getErrorHandlingProcessInstanceId());
            break;
        case SUBPROCESS_NODE:
            nodeInstance = new SubProcessNodeInstance();
            ((SubProcessNodeInstance) nodeInstance).internalSetProcessInstanceId(_content.getSubProcess().getProcessInstanceId());
            if (_content.getSubProcess().getTimerInstanceIdCount() > 0) {
                List<String> timerInstances = new ArrayList<>();
                for (String _timerId : _content.getSubProcess().getTimerInstanceIdList()) {
                    timerInstances.add(_timerId);
                }
                ((SubProcessNodeInstance) nodeInstance).internalSetTimerInstances(timerInstances);
            }
            break;
        case SUB_PROCESS_NODE:
            nodeInstance = new LambdaSubProcessNodeInstance();
            ((LambdaSubProcessNodeInstance) nodeInstance).internalSetProcessInstanceId(_content.getSubProcess().getProcessInstanceId());
            ((LambdaSubProcessNodeInstance) nodeInstance).internalSetProcessInstanceName(_content.getSubProcess().getProcessInstanceName());
            if (_content.getSubProcess().getTimerInstanceIdCount() > 0) {
                List<String> timerInstances = new ArrayList<>();
                for (String _timerId : _content.getSubProcess().getTimerInstanceIdList()) {
                    timerInstances.add(_timerId);
                }
                ((LambdaSubProcessNodeInstance) nodeInstance).internalSetTimerInstances(timerInstances);
            }
            break;
        case MILESTONE_NODE:
            nodeInstance = new MilestoneNodeInstance();
            if (_content.getMilestone().getTimerInstanceIdCount() > 0) {
                List<String> timerInstances = new ArrayList<>();
                for (String _timerId : _content.getMilestone().getTimerInstanceIdList()) {
                    timerInstances.add(_timerId);
                }
                ((MilestoneNodeInstance) nodeInstance).internalSetTimerInstances(timerInstances);
            }
            break;
        case TIMER_NODE:
            nodeInstance = new TimerNodeInstance();
            ((TimerNodeInstance) nodeInstance).internalSetTimerId(_content.getTimer().getTimerId());
            break;
        case EVENT_NODE:
            nodeInstance = new EventNodeInstance();
            break;
        case JOIN_NODE:
            nodeInstance = new JoinInstance();
            if (_content.getJoin().getTriggerCount() > 0) {
                Map<Long, Integer> triggers = new HashMap<Long, Integer>();
                for (AutomatikoMessages.ProcessInstance.NodeInstanceContent.JoinNode.JoinTrigger _join : _content.getJoin().getTriggerList()) {
                    triggers.put(_join.getNodeId(), _join.getCounter());
                }
                ((JoinInstance) nodeInstance).internalSetTriggers(triggers);
            }
            break;
        case FOR_EACH_NODE:
            nodeInstance = new ForEachNodeInstance();
            ((ForEachNodeInstance) nodeInstance).setInternalSequentialCounter(_content.getForEach().getSequentialCounter());
            break;
        case COMPOSITE_CONTEXT_NODE:
            nodeInstance = new CompositeContextNodeInstance();
            if (_content.getComposite().getTimerInstanceIdCount() > 0) {
                List<String> timerInstances = new ArrayList<>();
                for (String _timerId : _content.getComposite().getTimerInstanceIdList()) {
                    timerInstances.add(_timerId);
                }
                ((CompositeContextNodeInstance) nodeInstance).internalSetTimerInstances(timerInstances);
            }
            break;
        case DYNAMIC_NODE:
            nodeInstance = new DynamicNodeInstance();
            if (_content.getComposite().getTimerInstanceIdCount() > 0) {
                List<String> timerInstances = new ArrayList<>();
                for (String _timerId : _content.getComposite().getTimerInstanceIdList()) {
                    timerInstances.add(_timerId);
                }
                ((CompositeContextNodeInstance) nodeInstance).internalSetTimerInstances(timerInstances);
            }
            break;
        case STATE_NODE:
            nodeInstance = new StateNodeInstance();
            if (_content.getState().getTimerInstanceIdCount() > 0) {
                List<String> timerInstances = new ArrayList<>();
                for (String _timerId : _content.getState().getTimerInstanceIdList()) {
                    timerInstances.add(_timerId);
                }
                ((CompositeContextNodeInstance) nodeInstance).internalSetTimerInstances(timerInstances);
            }
            break;
        case EVENT_SUBPROCESS_NODE:
            nodeInstance = new EventSubProcessNodeInstance();
            if (_content.getComposite().getTimerInstanceIdCount() > 0) {
                List<String> timerInstances = new ArrayList<>();
                for (String _timerId : _content.getComposite().getTimerInstanceIdList()) {
                    timerInstances.add(_timerId);
                }
                ((CompositeContextNodeInstance) nodeInstance).internalSetTimerInstances(timerInstances);
            }
            break;
        default:
            throw new IllegalArgumentException("Unknown node type: " + _content.getType());
    }
    return nodeInstance;
}

Example 2 with NodeInstanceImpl

use of io.automatiko.engine.workflow.process.instance.impl.NodeInstanceImpl in project automatiko-engine by automatiko-io.

the class AbstractProtobufProcessInstanceMarshaller method readNodeInstance.

public NodeInstance readNodeInstance(MarshallerReaderContext context, NodeInstanceContainer nodeInstanceContainer, WorkflowProcessInstance processInstance) throws IOException {
    AutomatikoMessages.ProcessInstance.NodeInstance _node = (AutomatikoMessages.ProcessInstance.NodeInstance) context.parameterObject;
    NodeInstanceImpl nodeInstance = readNodeInstanceContent(_node, context, processInstance);
    nodeInstance.setNodeId(_node.getNodeId());
    nodeInstance.setId(_node.getId());
    nodeInstance.setNodeInstanceContainer(nodeInstanceContainer);
    nodeInstance.setProcessInstance((io.automatiko.engine.workflow.process.instance.WorkflowProcessInstance) processInstance);
    nodeInstance.setLevel(_node.getLevel() == 0 ? 1 : _node.getLevel());
    nodeInstance.internalSetTriggerTime(new Date(_node.getTriggerDate()));
    nodeInstance.internalSetSlaCompliance(_node.getSlaCompliance());
    if (_node.getSlaDueDate() > 0) {
        nodeInstance.internalSetSlaDueDate(new Date(_node.getSlaDueDate()));
    }
    nodeInstance.internalSetSlaTimerId(_node.getSlaTimerId());
    nodeInstance.internalSetRetryJobId(_node.getRetryJobId());
    nodeInstance.internalSetRetryAttempts(_node.getRetryAttempts());
    switch(_node.getContent().getType()) {
        case COMPOSITE_CONTEXT_NODE:
        case DYNAMIC_NODE:
            if (_node.getContent().getComposite().getVariableCount() > 0) {
                Context variableScope = ((io.automatiko.engine.workflow.base.core.Process) ((io.automatiko.engine.workflow.base.instance.ProcessInstance) processInstance).getProcess()).getDefaultContext(VariableScope.VARIABLE_SCOPE);
                VariableScopeInstance variableScopeInstance = (VariableScopeInstance) ((CompositeContextNodeInstance) nodeInstance).getContextInstance(variableScope);
                for (AutomatikoMessages.Variable _variable : _node.getContent().getComposite().getVariableList()) {
                    try {
                        Object _value = ProtobufProcessMarshaller.unmarshallVariableValue(context, _variable);
                        variableScopeInstance.internalSetVariable(_variable.getName(), _value);
                    } catch (ClassNotFoundException e) {
                        throw new IllegalArgumentException("Could not reload variable " + _variable.getName());
                    }
                }
            }
            if (_node.getContent().getComposite().getIterationLevelsCount() > 0) {
                for (AutomatikoMessages.IterationLevel _level : _node.getContent().getComposite().getIterationLevelsList()) {
                    ((CompositeContextNodeInstance) nodeInstance).getIterationLevels().put(_level.getId(), _level.getLevel());
                }
            }
            for (AutomatikoMessages.ProcessInstance.NodeInstance _instance : _node.getContent().getComposite().getNodeInstanceList()) {
                context.parameterObject = _instance;
                readNodeInstance(context, (CompositeContextNodeInstance) nodeInstance, processInstance);
            }
            for (AutomatikoMessages.ProcessInstance.ExclusiveGroupInstance _excl : _node.getContent().getComposite().getExclusiveGroupList()) {
                ExclusiveGroupInstance exclusiveGroupInstance = new ExclusiveGroupInstance();
                ((CompositeContextNodeInstance) nodeInstance).addContextInstance(ExclusiveGroup.EXCLUSIVE_GROUP, exclusiveGroupInstance);
                for (String nodeInstanceId : _excl.getGroupNodeInstanceIdList()) {
                    NodeInstance groupNodeInstance = ((io.automatiko.engine.workflow.process.instance.NodeInstanceContainer) processInstance).getNodeInstance(nodeInstanceId, true);
                    if (groupNodeInstance == null) {
                        throw new IllegalArgumentException("Could not find node instance when deserializing exclusive group instance: " + nodeInstanceId);
                    }
                    exclusiveGroupInstance.addNodeInstance(groupNodeInstance);
                }
            }
            break;
        case FOR_EACH_NODE:
            for (AutomatikoMessages.ProcessInstance.NodeInstance _instance : _node.getContent().getForEach().getNodeInstanceList()) {
                context.parameterObject = _instance;
                readNodeInstance(context, (ForEachNodeInstance) nodeInstance, processInstance);
                VariableScopeInstance variableScopeInstance = (VariableScopeInstance) ((ForEachNodeInstance) nodeInstance).getContextInstance(VariableScope.VARIABLE_SCOPE);
                for (AutomatikoMessages.Variable _variable : _node.getContent().getForEach().getVariableList()) {
                    try {
                        Object _value = ProtobufProcessMarshaller.unmarshallVariableValue(context, _variable);
                        variableScopeInstance.internalSetVariable(_variable.getName(), _value);
                    } catch (ClassNotFoundException e) {
                        throw new IllegalArgumentException("Could not reload variable " + _variable.getName());
                    }
                }
                if (_node.getContent().getForEach().getIterationLevelsCount() > 0) {
                    for (AutomatikoMessages.IterationLevel _level : _node.getContent().getForEach().getIterationLevelsList()) {
                        ((ForEachNodeInstance) nodeInstance).getIterationLevels().put(_level.getId(), _level.getLevel());
                    }
                }
            }
            break;
        case EVENT_SUBPROCESS_NODE:
            for (AutomatikoMessages.ProcessInstance.NodeInstance _instance : _node.getContent().getComposite().getNodeInstanceList()) {
                context.parameterObject = _instance;
                readNodeInstance(context, (EventSubProcessNodeInstance) nodeInstance, processInstance);
                VariableScopeInstance variableScopeInstance = (VariableScopeInstance) ((EventSubProcessNodeInstance) nodeInstance).getContextInstance(VariableScope.VARIABLE_SCOPE);
                for (AutomatikoMessages.Variable _variable : _node.getContent().getComposite().getVariableList()) {
                    try {
                        Object _value = ProtobufProcessMarshaller.unmarshallVariableValue(context, _variable);
                        variableScopeInstance.internalSetVariable(_variable.getName(), _value);
                    } catch (ClassNotFoundException e) {
                        throw new IllegalArgumentException("Could not reload variable " + _variable.getName());
                    }
                }
            }
            break;
        default:
    }
    return nodeInstance;
}

Example 3 with NodeInstanceImpl

use of io.automatiko.engine.workflow.process.instance.impl.NodeInstanceImpl in project automatiko-engine by automatiko-io.

the class ProcessInstanceMarshaller method importProcessInstance.

@SuppressWarnings({ "rawtypes", "unchecked" })
public ProcessInstance importProcessInstance(ExportedProcessInstance<?> instance, Process process) {
    List<Map<String, String>> timers = instance.convertTimers();
    WorkflowProcessInstance wpi = importWorkflowProcessInstance((String) instance.getHeader(), (String) instance.getInstance(), timers, process);
    Model model = ((AbstractProcess) process).createModel();
    model.fromMap(wpi.getVariables());
    ProcessInstance processInstance = ((AbstractProcess) process).createInstance(wpi, model, 1);
    if (timers != null && !timers.isEmpty()) {
        String parentProcessInstanceId = wpi.getParentProcessInstanceId();
        if (parentProcessInstanceId != null && !parentProcessInstanceId.isEmpty()) {
            parentProcessInstanceId += ":";
        } else {
            parentProcessInstanceId = "";
        }
        JobsService jobService = ((WorkflowProcessInstanceImpl) wpi).getProcessRuntime().getJobsService();
        Collection<io.automatiko.engine.workflow.process.instance.NodeInstance> nodes = ((WorkflowProcessInstanceImpl) wpi).getNodeInstances(true);
        // keeps iterator for statebased node instance timers
        Map<String, Iterator<Timer>> nodeInstanceTimers = new LinkedHashMap<>();
        for (Map<String, String> timer : timers) {
            String nodeInstanceId = timer.get("nodeInstanceId");
            for (io.automatiko.engine.workflow.process.instance.NodeInstance ni : nodes) {
                if (ni.getId().equals(nodeInstanceId)) {
                    ExpirationTime expirationTime = null;
                    long timerNodeId = 0;
                    if (((NodeInstanceImpl) ni).getRetryJobId() != null && ((NodeInstanceImpl) ni).getRetryJobId().equals(timer.get("timerId"))) {
                        jobService.scheduleProcessInstanceJob(ProcessInstanceJobDescription.of(timer.get("timerId"), ni.getNodeId(), "retry:" + ni.getId(), expirationTime, ((NodeInstanceImpl) ni).getProcessInstanceIdWithParent(), ni.getProcessInstance().getRootProcessInstanceId(), ni.getProcessInstance().getProcessId(), ni.getProcessInstance().getProcess().getVersion(), ni.getProcessInstance().getRootProcessId()));
                        break;
                    } else if (ni instanceof TimerNodeInstance) {
                        TimerNodeInstance nodeInstance = (TimerNodeInstance) ni;
                        timerNodeId = nodeInstance.getTimerNode().getTimer().getId();
                        expirationTime = nodeInstance.createTimerInstance(nodeInstance.getTimerNode().getTimer());
                        expirationTime.reset(ZonedDateTime.parse(timer.get("scheduledAt")));
                    } else if (ni instanceof StateBasedNodeInstance) {
                        StateBasedNodeInstance nodeInstance = (StateBasedNodeInstance) ni;
                        if (nodeInstance.getTimerInstances().contains(timer.get("timerId"))) {
                            Iterator<Timer> it = nodeInstanceTimers.computeIfAbsent(nodeInstanceId, k -> nodeInstance.getEventBasedNode().getTimers().keySet().iterator());
                            expirationTime = nodeInstance.createTimerInstance(it.next());
                            expirationTime.reset(ZonedDateTime.parse(timer.get("scheduledAt")));
                        }
                    }
                    // lastly schedule timer on calculated expiration time
                    jobService.scheduleProcessInstanceJob(ProcessInstanceJobDescription.of(timer.get("timerId"), timerNodeId, expirationTime, ((NodeInstanceImpl) ni).getProcessInstanceIdWithParent(), wpi.getRootProcessInstanceId(), wpi.getProcessId(), wpi.getProcess().getVersion(), wpi.getRootProcessId()));
                    break;
                }
            }
        }
    }
    return processInstance;
}

Example 4 with NodeInstanceImpl

use of io.automatiko.engine.workflow.process.instance.impl.NodeInstanceImpl in project automatiko-engine by automatiko-io.

the class DefaultExceptionScopeInstance method handleException.

public void handleException(io.automatiko.engine.api.runtime.process.NodeInstance nodeInstance, ExceptionHandler handler, String exception, Object params) {
    if (handler instanceof ActionExceptionHandler) {
        ActionExceptionHandler exceptionHandler = (ActionExceptionHandler) handler;
        if (retryAvailable(nodeInstance, exceptionHandler)) {
            Integer retryAttempts = ((NodeInstanceImpl) nodeInstance).getRetryAttempts();
            if (retryAttempts == null) {
                retryAttempts = 1;
            } else {
                retryAttempts = retryAttempts + 1;
            }
            long delay = calculateDelay(exceptionHandler.getRetryAfter().longValue(), retryAttempts, exceptionHandler.getRetryIncrement(), exceptionHandler.getRetryIncrementMultiplier());
            DurationExpirationTime expirationTime = DurationExpirationTime.after(delay);
            JobsService jobService = getProcessInstance().getProcessRuntime().getJobsService();
            String jobId = jobService.scheduleProcessInstanceJob(ProcessInstanceJobDescription.of(nodeInstance.getNodeId(), "retry:" + nodeInstance.getId(), expirationTime, ((NodeInstanceImpl) nodeInstance).getProcessInstanceIdWithParent(), getProcessInstance().getRootProcessInstanceId(), getProcessInstance().getProcessId(), getProcessInstance().getProcess().getVersion(), getProcessInstance().getRootProcessId()));
            ((NodeInstanceImpl) nodeInstance).internalSetRetryJobId(jobId);
            ((NodeInstanceImpl) nodeInstance).internalSetRetryAttempts(retryAttempts);
            ((NodeInstanceImpl) nodeInstance).registerRetryEventListener();
            if (nodeInstance instanceof WorkItemNodeInstance) {
                ((WorkItemImpl) ((WorkItemNodeInstance) nodeInstance).getWorkItem()).setState(WorkItem.RETRYING);
            }
        } else {
            Action action = (Action) exceptionHandler.getAction().getMetaData("Action");
            try {
                ProcessInstance processInstance = getProcessInstance();
                ProcessContext processContext = new ProcessContext(processInstance.getProcessRuntime());
                ContextInstanceContainer contextInstanceContainer = getContextInstanceContainer();
                if (contextInstanceContainer instanceof NodeInstance) {
                    processContext.setNodeInstance((NodeInstance) contextInstanceContainer);
                } else {
                    processContext.setProcessInstance(processInstance);
                }
                String faultVariable = exceptionHandler.getFaultVariable();
                if (faultVariable != null) {
                    processContext.setVariable(faultVariable, params);
                }
                action.execute(processContext);
            } catch (Exception e) {
                throw new RuntimeException("unable to execute Action", e);
            }
        }
    } else {
        throw new IllegalArgumentException("Unknown exception handler " + handler);
    }
}

Example 5 with NodeInstanceImpl

use of io.automatiko.engine.workflow.process.instance.impl.NodeInstanceImpl in project automatiko-engine by automatiko-io.

the class JoinInstance method cancelRemainingDirectFlows.

private void cancelRemainingDirectFlows(NodeInstanceContainer nodeInstanceContainer, final Node lookFor) {
    Collection<NodeInstance> activeNodeInstancesOrig = nodeInstanceContainer.getNodeInstances();
    List<NodeInstance> activeNodeInstances = new ArrayList<NodeInstance>(activeNodeInstancesOrig);
    // sort active instances in the way that lookFor nodeInstance will be last to
    // not finish too early
    Collections.sort(activeNodeInstances, new Comparator<NodeInstance>() {

        @Override
        public int compare(NodeInstance o1, NodeInstance o2) {
            if (o1.getNodeId() == lookFor.getId()) {
                return 1;
            } else if (o2.getNodeId() == lookFor.getId()) {
                return -1;
            }
            return 0;
        }
    });
    for (NodeInstance nodeInstance : activeNodeInstances) {
        // black box
        if (((io.automatiko.engine.workflow.process.instance.NodeInstance) nodeInstance).getLevel() != getLevel()) {
            continue;
        }
        Node node = nodeInstance.getNode();
        Set<Long> vistedNodes = new HashSet<Long>();
        checkNodes(vistedNodes, node, node, lookFor);
        if (vistedNodes.contains(lookFor.getId()) && !vistedNodes.contains(node.getId())) {
            ((NodeInstanceImpl) nodeInstance).cancel();
        }
    }
}