Package io.camunda.zeebe.client.impl.oauth

Class OAuthCredentialsProvider

java.lang.Object

io.camunda.zeebe.client.impl.oauth.OAuthCredentialsProvider

All Implemented Interfaces:

CredentialsProvider

@ThreadSafe
public final class OAuthCredentialsProvider
extends Object
implements CredentialsProvider

This class is thread-safe in terms of the next: 1. If you are trying to modify headers of your request from the several threads there would be sequential calls to the cache 2. If the cache hasn't a valid token and you are calling from several threads there would be just one call to the Auth server

Nested Class Summary

Nested classes/interfaces inherited from interface io.camunda.zeebe.client.CredentialsProvider

CredentialsProvider.CredentialsApplier, CredentialsProvider.StatusCode

Method Summary

Modifier and Type	Method	Description
void	applyCredentials(CredentialsProvider.CredentialsApplier applier)	Adds an access token to the Authorization header of a gRPC call.
boolean	shouldRetryRequest(CredentialsProvider.StatusCode statusCode)	Returns true if the request failed because it was unauthenticated or unauthorized, and a new access token could be fetched; otherwise returns false.

Methods inherited from class java.lang.Object

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

Method Details

applyCredentials

public void applyCredentials(CredentialsProvider.CredentialsApplier applier)
                      throws IOException

Adds an access token to the Authorization header of a gRPC call.

Specified by:

applyCredentials in interface CredentialsProvider

Parameters:

applier - where to add the credentials headers

Throws:

IOException

shouldRetryRequest

public boolean shouldRetryRequest(CredentialsProvider.StatusCode statusCode)

Returns true if the request failed because it was unauthenticated or unauthorized, and a new access token could be fetched; otherwise returns false.

Specified by:

shouldRetryRequest in interface CredentialsProvider

Parameters:

statusCode - the response code for the failure