Package org.apache.hadoop.fs.azurebfs.oauth2

Class ClientCredsTokenProvider

java.lang.Object

org.apache.hadoop.fs.azurebfs.oauth2.AccessTokenProvider

org.apache.hadoop.fs.azurebfs.oauth2.ClientCredsTokenProvider

public class ClientCredsTokenProvider
extends AccessTokenProvider

Provides tokens based on client credentials.

Constructor Summary

Constructors

Constructor	Description
ClientCredsTokenProvider(java.lang.String authEndpoint, java.lang.String clientId, java.lang.String clientSecret)

Method Summary

Modifier and Type	Method	Description
protected AzureADToken	refreshToken()	the method to fetch the access token.

Methods inherited from class org.apache.hadoop.fs.azurebfs.oauth2.AccessTokenProvider

getToken, isTokenAboutToExpire

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ClientCredsTokenProvider

public ClientCredsTokenProvider(java.lang.String authEndpoint,
                                java.lang.String clientId,
                                java.lang.String clientSecret)

Method Detail

refreshToken

protected AzureADToken refreshToken()
                             throws java.io.IOException

Description copied from class: AccessTokenProvider

the method to fetch the access token. Derived classes should override this method to actually get the token from Azure Active Directory. This method will be called initially, and then once when the token is about to expire.

Specified by:

refreshToken in class AccessTokenProvider

Returns:

AzureADToken containing the access token

Throws:

java.io.IOException - if there is an error fetching the token