---
lang: en
title: 'API docs: authentication.authenticateactionprovider._constructor_'
keywords: LoopBack 4.0, LoopBack 4, Node.js, TypeScript, OpenAPI
sidebar: lb4_sidebar
editurl: https://github.com/loopbackio/loopback-next/tree/master/packages/authentication
permalink: /doc/en/lb4/apidocs.authentication.authenticateactionprovider._constructor_.html
---

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[Home](./index.md) &gt; [@loopback/authentication](./authentication.md) &gt; [AuthenticateActionProvider](./authentication.authenticateactionprovider.md) &gt; [(constructor)](./authentication.authenticateactionprovider._constructor_.md)

## AuthenticateActionProvider.(constructor)

Constructs a new instance of the `AuthenticateActionProvider` class

**Signature:**

```typescript
constructor(getStrategies: Getter<AuthenticationStrategy | AuthenticationStrategy[] | undefined>, setCurrentUser: Setter<UserProfile>, setRedirectUrl: Setter<string>, setRedirectStatus: Setter<number>, options?: AuthenticationOptions);
```

## Parameters

<table><thead><tr><th>

Parameter


</th><th>

Type


</th><th>

Description


</th></tr></thead>
<tbody><tr><td markdown="1">

getStrategies


</td><td markdown="1">

Getter&lt;[AuthenticationStrategy](./authentication.authenticationstrategy.md) \| [AuthenticationStrategy](./authentication.authenticationstrategy.md)<!-- -->\[\] \| undefined&gt;


</td><td markdown="1">


</td></tr>
<tr><td markdown="1">

setCurrentUser


</td><td markdown="1">

[Setter](./context.setter.md)<!-- -->&lt;[UserProfile](./security.userprofile.md)<!-- -->&gt;


</td><td markdown="1">


</td></tr>
<tr><td markdown="1">

setRedirectUrl


</td><td markdown="1">

[Setter](./context.setter.md)<!-- -->&lt;string&gt;


</td><td markdown="1">


</td></tr>
<tr><td markdown="1">

setRedirectStatus


</td><td markdown="1">

[Setter](./context.setter.md)<!-- -->&lt;number&gt;


</td><td markdown="1">


</td></tr>
<tr><td markdown="1">

options


</td><td markdown="1">

[AuthenticationOptions](./authentication.authenticationoptions.md)


</td><td markdown="1">

_(Optional)_


</td></tr>
</tbody></table>