The following options are typically configured using the Settings.newBuilder() method any client.

Setting Method	Description
setCredentialsProvider	Provides the credentials (Service Account, API Key, etc.) for authentication.
setEndpoint	The address of the API remote host. Used for Regional Endpoints (e.g., us-central1-pubsub.googleapis.com:443) or Private Service Connect.
setTransportChannelProvider	Specifies the transport type (gRPC or HTTP/REST) and manages connection pools.
setHeaderProvider	Allows adding custom headers to every request made by the client.
setUniverseDomain	Overrides the default service domain (defaults to googleapis.com) for Cloud Universe support.
setQuotaProjectId	Sets the project ID used for quota and billing, which may be different from the project being operated on.

// The project that will be billed and have its quota consumed for these API calls
String billingProjectId = "my-central-billing-project";
CloudTasksSettings cloudTasksSettings =
        .setQuotaProjectId(billingProjectId)
        .setTransportChannelProvider(transportChannelProvider)
        .build();
CloudTasksClient cloudTasksClient = CloudTasksClient.create(cloudTasksSettings);

Customize the API Endpoint

See Configure Cloud Client Libraries endpoints.

Authentication Configuration

See Authenticate your requests.

Logging

See the Logging section in Troubleshooting.

Configure a Proxy

See Configure a proxy.

Configure Retries and Timeouts

See Configure client-side retries.