Examples with RetryDefinition io.serverlessworkflow.api.retry.RetryDefinition used on opensource projects

Example 1 with RetryDefinition

use of io.serverlessworkflow.api.retry.RetryDefinition in project automatiko-engine by automatiko-io.

the class ServerlessWorkflowParser method buildActionsForState.

protected void buildActionsForState(Workflow workflow, List<Action> actions, NodeContainer embeddedSubProcess, ServerlessWorkflowFactory factory, AtomicLong ids, BiConsumer<Node, Node> firstLastNodeConsumer, BiConsumer<Node, Node> actionConsumer, boolean isParallel) {
    Node firstNode = null;
    Node lastNode = null;
    Node prevNode = null;
    for (Action action : actions) {
        if (action.getFunctionRef() != null) {
            // handle function based action
            Optional<FunctionDefinition> functionDefinition = workflow.getFunctions().getFunctionDefs().stream().filter(functionDef -> functionDef.getName().equals(action.getFunctionRef().getRefName())).distinct().findFirst();
            if (functionDefinition.get().getType() == FunctionDefinition.Type.EXPRESSION) {
                ActionNode actionNode = factory.expressionActionStateNode(ids.getAndIncrement(), action.getName(), embeddedSubProcess, functionDefinition.get().getOperation(), action);
                if (firstNode == null) {
                    firstNode = actionNode;
                }
                lastNode = actionNode;
            } else if (functionDefinition.get().getType() == null || functionDefinition.get().getType() == FunctionDefinition.Type.REST) {
                WorkItemNode serviceNode = factory.serviceNode(ids.getAndIncrement(), action, functionDefinition.get(), embeddedSubProcess);
                if (firstNode == null) {
                    firstNode = serviceNode;
                }
                lastNode = serviceNode;
                if (workflow.getTimeouts() != null && workflow.getTimeouts().getActionExecTimeout() != null) {
                    serviceNode.setMetaData("timeout", String.valueOf(DateTimeUtils.parseDuration(workflow.getTimeouts().getActionExecTimeout())));
                }
                if (action.getRetryableErrors() != null && !action.getRetryableErrors().isEmpty()) {
                    List<ErrorDefinition> defs = new ArrayList<>();
                    for (String errorRef : action.getRetryableErrors()) {
                        ErrorDefinition errorDef = workflow.getErrors().getErrorDefs().stream().filter(error -> error.getName().equals(errorRef)).findFirst().orElseThrow(() -> new IllegalStateException("Missing error definition for " + errorRef));
                        defs.add(errorDef);
                    }
                    RetryDefinition retry = null;
                    BoundaryEventNode errorNode = factory.errorBoundaryEventNode(ids.getAndIncrement(), defs, retry, embeddedSubProcess, serviceNode, workflow);
                    EndNode onErrorEnd = factory.endNode(ids.getAndIncrement(), action.getName() + "onErrorEnd", false, embeddedSubProcess);
                    factory.connect(errorNode.getId(), onErrorEnd.getId(), "connect_" + errorNode.getId() + "_" + onErrorEnd.getId(), embeddedSubProcess, false);
                }
            } else {
                throw new UnsupportedOperationException(functionDefinition.get().getType() + " is not yet supported");
            }
        } else if (action.getSubFlowRef() != null) {
            // handler sub workflow action definition
            String workflowId = Objects.requireNonNull(action.getSubFlowRef().getWorkflowId(), "Workflow id for subworkflow is mandatory");
            boolean independent = false;
            if (action.getSubFlowRef().getOnParentComplete() != null && action.getSubFlowRef().getOnParentComplete().equals(OnParentComplete.CONTINUE)) {
                independent = true;
            }
            boolean waitForCompletion = true;
            if (action.getSubFlowRef().getInvoke().equals(Invoke.ASYNC)) {
                waitForCompletion = false;
            }
            SubProcessNode callactivity = factory.callActivity(ids.getAndIncrement(), action.getName(), workflowId, waitForCompletion, embeddedSubProcess);
            callactivity.setIndependent(independent);
            callactivity.setProcessVersion(action.getSubFlowRef().getVersion());
            if (firstNode == null) {
                firstNode = callactivity;
            }
            lastNode = callactivity;
        }
        if (action.getSleep() != null && action.getSleep().getBefore() != null) {
            TimerNode sleep = factory.timerNode(ids.getAndIncrement(), "sleep-before-" + action.getName(), action.getSleep().getBefore(), embeddedSubProcess);
            factory.connect(sleep.getId(), firstNode.getId(), "connection_" + sleep.getId() + "_" + firstNode.getId(), embeddedSubProcess, false);
            firstNode = sleep;
        }
        if (action.getSleep() != null && action.getSleep().getAfter() != null) {
            TimerNode sleep = factory.timerNode(ids.getAndIncrement(), "sleep-after-" + action.getName(), action.getSleep().getAfter(), embeddedSubProcess);
            factory.connect(lastNode.getId(), sleep.getId(), "connection_" + lastNode.getId() + "_" + sleep.getId(), embeddedSubProcess, false);
            lastNode = sleep;
        }
        actionConsumer.accept(firstNode, lastNode);
        if (isParallel && actions.size() > 1) {
            // reset first node as all of action nodes will be first nodes
            firstNode = null;
        } else {
            if (prevNode != null) {
                factory.connect(prevNode.getId(), lastNode.getId(), "connect_" + prevNode.getId() + "_" + lastNode.getId(), embeddedSubProcess, false);
            }
        }
        prevNode = lastNode;
    }
    firstLastNodeConsumer.accept(firstNode, lastNode);
}

Example 2 with RetryDefinition

use of io.serverlessworkflow.api.retry.RetryDefinition in project automatiko-engine by automatiko-io.

the class ServerlessWorkflowFactory method errorBoundaryEventNode.

public BoundaryEventNode errorBoundaryEventNode(long id, List<ErrorDefinition> defs, RetryDefinition retry, NodeContainer nodeContainer, Node attachedTo, Workflow workflow) {
    BoundaryEventNode boundaryEventNode = new BoundaryEventNode();
    boundaryEventNode.setId(id);
    boundaryEventNode.setName(defs.stream().map(def -> def.getName()).collect(Collectors.joining("|")));
    String errorCodes = defs.stream().map(def -> def.getCode()).collect(Collectors.joining(","));
    String attachedToId = (String) attachedTo.getMetaData().getOrDefault(UNIQUE_ID_PARAM, Long.toString(attachedTo.getId()));
    EventTypeFilter filter = new EventTypeFilter();
    filter.setType("Error-" + attachedToId + "-" + errorCodes);
    boundaryEventNode.addEventFilter(filter);
    boundaryEventNode.setAttachedToNodeId(attachedToId);
    boundaryEventNode.setMetaData(UNIQUE_ID_PARAM, Long.toString(id));
    boundaryEventNode.setMetaData("EventType", "error");
    boundaryEventNode.setMetaData("ErrorEvent", errorCodes);
    boundaryEventNode.setMetaData("AttachedTo", attachedToId);
    boundaryEventNode.setMetaData("HasErrorEvent", true);
    if (retry != null) {
        int delayAsInt = ((Long) DateTimeUtils.parseDuration(retry.getDelay())).intValue();
        boundaryEventNode.setMetaData("ErrorRetry", retry.getDelay() == null ? DEFAULT_RETRY_AFTER : delayAsInt);
        boundaryEventNode.setMetaData("ErrorRetryLimit", retry.getMaxAttempts() == null ? DEFAULT_RETRY_LIMIT : Integer.parseInt(retry.getMaxAttempts()));
        if (retry.getMultiplier() != null) {
            boundaryEventNode.setMetaData("ErrorRetryIncrementMultiplier", Float.parseFloat(retry.getMultiplier()));
        }
    }
    nodeContainer.addNode(boundaryEventNode);
    return boundaryEventNode;
}