# AuthorizationManager

interface AuthorizationManager

Lets the application authorize and deauthorize Mobile Payments SDK to collect payments on behalf of a Square location.

## Properties

authorizationState
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abstract val authorizationState: AuthorizationState

Snapshot of the current authorization state. The returned AuthorizationState is immutable and is NOT modified if the state changes. If you are looking for a way to track AuthorizationState, register a callback with setAuthorizationStateChangedCallback.

location
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abstract val location: AuthorizedLocation?

Snapshot of info about the authorized location, if Mobile Payments SDK is currently authorized. This value will be `null` if not authorized.

## Functions

authorize
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abstract fun authorize(token: String, locationId: String, callback: Callback<AuthorizeResult>): CallbackReference

Asynchronously authorizes Mobile Payments SDK with an OAuth Access Token and Location ID. Applications must authorize Mobile Payments SDK before performing any other operations.

deauthorize
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abstract fun deauthorize()

Deauthorizes Mobile Payments SDK. Has no effect if the SDK is already in a deauthorized state.

setAuthorizationStateChangedCallback
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abstract fun setAuthorizationStateChangedCallback(callback: Callback<AuthorizationState>): CallbackReference

Registers a callback to be called when an authorization state changes. The supplied Callback will be called on the application UI thread when user is logged in or logged out. Important note: this callback will be called AFTER the authorization callback supplied to authorize.