publicclassWorkFlowBuilder {publicWorkflowbuildWorkFlow()throwsJsonProcessingException {ObjectMappermapper =newObjectMapper();JsonNodesendOrderArgs =mapper.readTree("""                {                  "supplier-id": "1",                  "content": ".orderId",                  "locator": ".reference"                }                """);JsonNodeprintMessageArgs =mapper.readTree("""                {                  "message": "\\"Order received:\\" + .orderId",                  "locator": ".reference"                }                """);// Define Function DefinitionsFunctionDefinitionsendOrderFunction =newFunctionDefinition()                .withName("sendOrder")                .withOperation("specs/sendOrderOpenApi.yaml#sendOrder")                .withType(FunctionDefinition.Type.CUSTOM);FunctionDefinitionprintMessageFunction =newFunctionDefinition()                .withName("printMessage")                .withOperation("specs/printMessage.yaml#printMessage")                .withType(FunctionDefinition.Type.CUSTOM);// Define ActionsActionsendOrderAction =newAction()                .withName("sendOrder")                .withFunctionRef(newio.serverlessworkflow.api.functions.FunctionRef()                        .withRefName("sendOrder")                        .withArguments(sendOrderArgs)                        .withInvoke(FunctionRef.Invoke.SYNC))                .withRetryRef("defaultRetry")                .withRetryableErrors(List.of("Internal Server error","Bad Gateway","Service Unavailable","Gateway timeout","Insufficient storage","Locked"                ))                .withNonRetryableErrors(List.of());ActionprintMessageAction =newAction()                .withName("printMessage")                .withFunctionRef(newio.serverlessworkflow.api.functions.FunctionRef()                        .withRefName("printMessage")                        .withArguments(printMessageArgs)                        .withInvoke(FunctionRef.Invoke.SYNC))                .withRetryRef("defaultRetry")                .withRetryableErrors(sendOrderAction.getRetryableErrors())                .withNonRetryableErrors(List.of());// Define StateOperationStateorderReceivedState =newOperationState()                .withName("Order Received")                .withType(DefaultState.Type.OPERATION)                .withActionMode(OperationState.ActionMode.SEQUENTIAL)                .withActions(List.of(sendOrderAction,printMessageAction))                .withUsedForCompensation(false)                .withEnd(newEnd().withTerminate(true).withProduceEvents(List.of()).withCompensate(false))                .withOnErrors(List.of());Functionsfunctions =newFunctions();functions.setFunctionDefs(List.of(sendOrderFunction,printMessageFunction));Errorserrors =newErrors();errors.setRefValue("specs/errors.yaml");// Build WorkflowreturnnewWorkflow()                .withId("order")                .withName("Order Workflow")                .withDescription("Order Workflow Sample")                .withVersion("1.0")                .withStart(newStart().withStateName("Order Received"))                .withExpressionLang("jq")                .withKeepActive(false)                .withAutoRetries(false)                .withFunctions(functions)                .withErrors(errors)                .withStates(List.of(orderReceivedState))                .withExtensions(List.of());    }}

functions:refValue:nullfunctionDefs:    -name:"sendOrder"operation:"specs/sendOrderOpenApi.yaml#sendOrder"type:"custom"    -name:"printMessage"operation:"specs/printMessage.yaml#printMessage"type:"custom"errors:refValue:"specs/errors.yaml"errorDefs:null

functions:  -name:"sendOrder"operation:"specs/sendOrderOpenApi.yaml#sendOrder"type:"custom"  -name:"printMessage"operation:"specs/printMessage.yaml#printMessage"type:"custom"errors:  -"specs/errors.yaml"

id:"order"name:"Order Workflow"description:"Order Workflow Sample"version:"1.0"annotations:[]start:stateName:"Order Received"expressionLang:"jq"keepActive:falseautoRetries:falsefunctions:refValue:nullfunctionDefs:    -name:"sendOrder"operation:"specs/sendOrderOpenApi.yaml#sendOrder"type:"custom"    -name:"printMessage"operation:"specs/printMessage.yaml#printMessage"type:"custom"errors:refValue:"specs/errors.yaml"errorDefs:nullstates:  -actionMode:"sequential"actions:      -name:"sendOrder"functionRef:refName:"sendOrder"arguments:supplier-id:"1"content:".orderId"locator:".reference"invoke:"sync"retryRef:"defaultRetry"nonRetryableErrors:[]retryableErrors:          -"Internal Server error"          -"Bad Gateway"          -"Service Unavailable"          -"Gateway timeout"          -"Insufficient storage"          -"Locked"      -name:"printMessage"functionRef:refName:"printMessage"arguments:message:"\"Order received:\" + .orderId"locator:".reference"invoke:"sync"retryRef:"defaultRetry"nonRetryableErrors:[]retryableErrors:          -"Internal Server error"          -"Bad Gateway"          -"Service Unavailable"          -"Gateway timeout"          -"Insufficient storage"          -"Locked"usedForCompensation:falsename:"Order Received"type:"operation"end:terminate:trueproduceEvents:[]compensate:falseonErrors:[]extensions:[]