# UiPath.Activities.Api.Base

> In this section you can find more information on how to build activities using **UiPath.Activities.Api.Base**.

In this section you can find more information on how to build activities using **UiPath.Activities.Api.Base**.

## IAccessProvider

Runtime service that exposes a method for obtaining OAuth 2.0 access tokens.

### Methods

#### `Task<string>` GetResourceUrl(string scope, CancellationToken cancellationToken)

| Type | Name | Parameters | Description |
| --- | --- | --- | --- |
| `Task<string>` | GetResourceUrl | scope | The scope of this resource. Only the **Orchestrator** scope is currently supported. |
|  |  | cancellationToken | Request cancellation token. |

#### `Task<string>` GetResourceUrl(string scope)

Gets the resource server Url for the specified scope. Only the **Orchestrator** scope is currently supported.

| Type | Name | Parameters | Description |
| --- | --- | --- | --- |
| `Task<string>` | GetResourceUrl | scope | The scope of this resource. Only the **Orchestrator** scope is currently supported. |

#### `Task<string>` GetAccessToken(string scope, bool force = false, CancellationToken cancellationToken = default)

Either returns a cached OAuth 2.0 access token for the given scope or, if an access token doesn't exist or force is set to `true`, it asks the OAuth 2.0 Authorization Server for a token while also caching it and returning it.

| Type | Name | Parameters | Description |
| --- | --- | --- | --- |
| `Task<string>` | GetAccessToken | scope | The scope of this resource. Only the **Orchestrator** scope is currently supported. |
|  |  | force | Forces a refresh of the token and provides a new one. |
|  |  | cancellationToken | Request cancellation token. |

#### `Task<string>` GetAccessToken(string scope, bool force = false)

Either returns a cached OAuth 2.0 access token for the given scope or, if an access token doesn't exist or force is set to `true`, it asks the OAuth 2.0 Authorization Server for a token while also caching it and returning it.

| Type | Name | Parameters | Description |
| --- | --- | --- | --- |
| `Task<string>` | GetAccessToken | scope | The scope of this resource. Only the **Orchestrator** scope is currently supported. |
|  |  | force | Forces a refresh of the token and provides a new one. |

## IActivitiesSettingsReader

The settings service available at runtime.

### Properties

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     Type  
     Name  
     Parameters  
     Description  
  
 
 
  
     bool  
     TryGetValue  
   
      
         key 
         value 
      

     Retrieve the currently stored value for a setting using its key.