Examples with Constants io.serverlessworkflow.api.workflow.Constants used on opensource projects

Example 1 with Constants

use of io.serverlessworkflow.api.workflow.Constants in project kogito-runtimes by kiegroup.

the class ServerlessWorkflowParser method parseProcess.

private GeneratedInfo<KogitoWorkflowProcess> parseProcess() {
    String workflowStartStateName = workflow.getStart().getStateName();
    if (workflowStartStateName == null || workflowStartStateName.trim().isEmpty()) {
        throw new IllegalArgumentException("workflow does not define a starting state");
    }
    RuleFlowProcessFactory factory = RuleFlowProcessFactory.createProcess(workflow.getId()).name(workflow.getName() == null ? DEFAULT_NAME : workflow.getName()).version(workflow.getVersion() == null ? DEFAULT_VERSION : workflow.getVersion()).packageName(workflow.getMetadata() != null ? workflow.getMetadata().getOrDefault("package", DEFAULT_PACKAGE) : DEFAULT_PACKAGE).visibility("Public").variable(DEFAULT_WORKFLOW_VAR, new ObjectDataType(JsonNode.class), ObjectMapperFactory.get().createObjectNode());
    ParserContext parserContext = new ParserContext(idGenerator, factory, context);
    Constants constants = workflow.getConstants();
    if (constants != null) {
        factory.metaData(Metadata.CONSTANTS, constants.getConstantsDef());
    }
    Collection<StateHandler<?>> handlers = workflow.getStates().stream().map(state -> StateHandlerFactory.getStateHandler(state, workflow, parserContext)).filter(Optional::isPresent).map(Optional::get).filter(state -> !state.usedForCompensation()).collect(Collectors.toList());
    handlers.forEach(StateHandler::handleStart);
    handlers.forEach(StateHandler::handleEnd);
    handlers.forEach(StateHandler::handleState);
    handlers.forEach(StateHandler::handleTransitions);
    handlers.forEach(StateHandler::handleErrors);
    handlers.forEach(StateHandler::handleConnections);
    if (parserContext.isCompensation()) {
        factory.metaData(Metadata.COMPENSATION, true);
        factory.addCompensationContext(workflow.getId());
    }
    return new GeneratedInfo<>(factory.validate().getProcess(), parserContext.generatedFiles());
}

Example 2 with Constants

use of io.serverlessworkflow.api.workflow.Constants in project automatiko-engine by automatiko-io.

the class ServerlessWorkflowFactory method createProcess.

public ExecutableProcess createProcess(Workflow workflow) {
    ExecutableProcess process = new ServerlessExecutableProcess();
    if (workflow.getId() != null && !workflow.getId().isEmpty()) {
        process.setId(workflow.getId());
    } else {
        LOGGER.info("setting default id {}", DEFAULT_WORKFLOW_ID);
        process.setId(DEFAULT_WORKFLOW_ID);
    }
    if (workflow.getName() != null && !workflow.getName().isEmpty()) {
        process.setName(workflow.getName());
    } else {
        LOGGER.info("setting default name {}", DEFAULT_WORKFLOW_NAME);
        process.setName(DEFAULT_WORKFLOW_NAME);
    }
    if (workflow.getVersion() != null && !workflow.getVersion().isEmpty()) {
        process.setVersion(workflow.getVersion());
    } else {
        LOGGER.info("no workflow version found.");
    }
    if (workflow.getMetadata() != null && workflow.getMetadata().get("package") != null) {
        process.setPackageName(workflow.getMetadata().get("package"));
    } else {
        process.setPackageName(DEFAULT_PACKAGE_NAME);
    }
    if (workflow.isKeepActive()) {
        process.setAutoComplete(false);
        process.setDynamic(true);
    } else {
        process.setAutoComplete(true);
    }
    process.setVisibility(DEFAULT_VISIBILITY);
    if (workflow.getMetadata() != null) {
        process.getMetaData().putAll(workflow.getMetadata());
    }
    if (workflow.getDescription() != null) {
        process.setMetaData("Documentation", workflow.getDescription());
    }
    if (workflow.getConstants() != null) {
        Constants constants = workflow.getConstants();
        String value = constants.getConstantsDef().toString();
        Variable constantsVariable = new Variable("contantsVariable", "$CONST", new JsonNodeDataType());
        constantsVariable.setMetaData("value", value.replaceAll("\"", "\\\""));
        process.getVariableScope().addVariable(constantsVariable);
    }
    if (workflow.getAnnotations() != null) {
        List<TagDefinition> tagDefinitions = new ArrayList<TagDefinition>();
        int counter = 0;
        for (String tag : workflow.getAnnotations()) {
            if (tag.startsWith("${")) {
                tagDefinitions.add(new FunctionTagDefinition(String.valueOf(++counter), unwrapExpression(tag), (exp, vars) -> {
                    Object result = ServerlessFunctions.expression(vars, exp);
                    if (result instanceof TextNode) {
                        return ((TextNode) result).asText();
                    }
                    return result.toString();
                }));
            } else {
                tagDefinitions.add(new StaticTagDefinition(String.valueOf(++counter), tag));
            }
        }
        ((Process) process).setTagDefinitions(tagDefinitions);
    }
    return process;
}