# Class CreateInstanceParams

OptimaJet.Workflow.Core.Runtime.CreateInstanceParams

Provides parameters for creating a process instance.

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

```csharp
public class CreateInstanceParams
```

## Constructors

`public CreateInstanceParams(string schemeCode, Guid processId)` 

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

### Parameters

| Name | Type | Description |
| --- | --- | --- |
| `schemeCode` | `String` | The code of the scheme that will be used to create the instance. |
| `processId` | `Guid` | The identifier of the process instance. |

## Properties

`public string SchemeCode { get; set; }` 

Gets or sets the code of the scheme used to create the process instance.

`public Guid ProcessId { get; set; }` 

Gets or sets the identifier of the process instance.

`public string IdentityId { get; set; }` 

Gets or sets the workflow participant identity that initiates execution of the initial command, if one exists.

`public string ImpersonatedIdentityId { get; set; }` 

Gets or sets the workflow participant identity on whose behalf the initial command is executed.

`public IDictionary<string, object> InitialProcessParameters { get; set; }` 

Gets or sets the initial parameters passed to the new process instance.

`public string TenantId { get; set; }` 

Gets or sets an optional tenant identifier.

`public List<string> Persist { get; set; }` 

Gets or sets the names of initial parameters that should be persisted.

`public string CalendarName { get; set; }` 

Gets or sets the work calendar name used by the process instance.

## Methods

`public CreateInstanceParams AddPersistentParameter(string name, object value)` 

Adds an initial process parameter and marks it as persistent.

### Parameters

| Name | Type | Description |
| --- | --- | --- |
| `name` | `String` | The parameter name. |
| `value` | `Object` | The value to assign to the parameter. |

### Returns

| Type | Description |
| --- | --- |
| `CreateInstanceParams` | The same [CreateInstanceParams](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Runtime/CreateInstanceParams/) instance. |

`public CreateInstanceParams AddTemporaryParameter(string name, object value)` 

Adds an initial process parameter that is not marked as persistent.

### Parameters

| Name | Type | Description |
| --- | --- | --- |
| `name` | `String` | The parameter name. |
| `value` | `Object` | The value to assign to the parameter. |

### Returns

| Type | Description |
| --- | --- |
| `CreateInstanceParams` | The same [CreateInstanceParams](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Runtime/CreateInstanceParams/) instance. |

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