# Class BuildStep

OptimaJet.Workflow.Core.Builder.BuildStep

Represents a scheme build step in the process scheme preparation pipeline.

Namespace: [OptimaJet.Workflow.Core.Builder](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Builder/)

```csharp
public abstract class BuildStep
```

## Type Hierarchy

-   BuildStep Current type
    -   [ActivitiesTimeoutsBuildStep](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Builder/ActivitiesTimeoutsBuildStep/)
    -   [AutoApprovalHistoryBuilderStep](https://api.workflowengine.io/core/OptimaJet.Workflow.Plugins.ApprovalsPlugin/AutoApprovalHistoryBuilderStep/)
    -   [InlineSchemesStep](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Builder/InlineSchemesStep/)
    -   [MessageCatchEventBuildStep](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.BuildSteps/MessageCatchEventBuildStep/)
    -   [SubprocessStartInTimerQueueStep](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Builder/SubprocessStartInTimerQueueStep/)
    -   [TerminateEventBuildStep](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.BuildSteps/TerminateEventBuildStep/)

## Constructors

`public BuildStep()` 

Initializes a new instance of the [BuildStep](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Builder/BuildStep/) class.

## Properties

`protected IWorkflowBuilder Builder { get; }` 

Gets the builder that owns this step.

`public abstract string Name { get; }` 

Gets the build step name used in diagnostics and error reporting.

## Methods

`public abstract Task<BuildStepResult> ExecuteAsync(ProcessDefinition processDefinition)` 

Executes the build step.

### Parameters

| Name | Type | Description |
| --- | --- | --- |
| `processDefinition` | `ProcessDefinition` | The [ProcessDefinition](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Model/ProcessDefinition/) being processed. |

### Returns

| Type | Description |
| --- | --- |
| `Task<BuildStepResult>` | A task whose [BuildStepResult](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Builder/BuildStepResult/) indicates whether execution succeeded and contains either the processed definition or validation/execution errors. |

[Previous ActivitiesTimeoutsBuildStep](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Builder/ActivitiesTimeoutsBuildStep/) [Next BuildStepPosition](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Builder/BuildStepPosition/)