Class GoogleCredentials (1.7.0)

public class GoogleCredentials extends OAuth2Credentials

Base type for credentials for authorizing calls to Google APIs using OAuth2.

Inheritance

java.lang.Object > Credentials > OAuth2Credentials > GoogleCredentials

Inherited Members

Credentials.blockingGetToCallback(URI,RequestMetadataCallback)

Credentials.getRequestMetadata()

OAuth2Credentials.<T>getFromServiceLoader(Class<? extends T>,T)

OAuth2Credentials.<T>newInstance(String)

OAuth2Credentials.addChangeListener(OAuth2Credentials.CredentialsChangedListener)

OAuth2Credentials.create(AccessToken)

OAuth2Credentials.equals(Object)

OAuth2Credentials.getAccessToken()

OAuth2Credentials.getAdditionalHeaders()

OAuth2Credentials.getAuthenticationType()

OAuth2Credentials.getRequestMetadata(URI)

OAuth2Credentials.getRequestMetadata(URI,Executor,RequestMetadataCallback)

OAuth2Credentials.getRequestMetadataInternal()

OAuth2Credentials.hasRequestMetadata()

OAuth2Credentials.hasRequestMetadataOnly()

OAuth2Credentials.hashCode()

OAuth2Credentials.newBuilder()

OAuth2Credentials.refresh()

OAuth2Credentials.refreshAccessToken()

OAuth2Credentials.refreshIfExpired()

OAuth2Credentials.removeChangeListener(OAuth2Credentials.CredentialsChangedListener)

OAuth2Credentials.toBuilder()

OAuth2Credentials.toString()

Object.clone()

Object.finalize()

Object.getClass()

Object.notify()

Object.notifyAll()

Object.wait()

Object.wait(long)

Object.wait(long,int)

Static Methods

create(AccessToken accessToken)

public static GoogleCredentials create(AccessToken accessToken)

Returns the credentials instance from the given access token.

Parameter
Name	Description
`accessToken`	`AccessToken` the access token

Returns
Type	Description
`GoogleCredentials`	the credentials instance

fromStream(InputStream credentialsStream)

public static GoogleCredentials fromStream(InputStream credentialsStream)

Returns credentials defined by a JSON file stream.

The stream can contain a Service Account key file in JSON format from the Google Developers Console or a stored user credential using the format supported by the Cloud SDK.

Parameter
Name	Description
`credentialsStream`	`InputStream` the stream with the credential definition.

Returns
Type	Description
`GoogleCredentials`	the credential defined by the credentialsStream.

Exceptions
Type	Description
`IOException`	if the credential cannot be created from the stream.

fromStream(InputStream credentialsStream, HttpTransportFactory transportFactory)

public static GoogleCredentials fromStream(InputStream credentialsStream, HttpTransportFactory transportFactory)

Returns credentials defined by a JSON file stream.

The stream can contain a Service Account key file in JSON format from the Google Developers Console or a stored user credential using the format supported by the Cloud SDK.

Parameters
Name	Description
`credentialsStream`	`InputStream` the stream with the credential definition.
`transportFactory`	`HttpTransportFactory` HTTP transport factory, creates the transport used to get access tokens.

Returns
Type	Description
`GoogleCredentials`	the credential defined by the credentialsStream.

Exceptions
Type	Description
`IOException`	if the credential cannot be created from the stream.

getApplicationDefault()

public static GoogleCredentials getApplicationDefault()

Returns the Application Default Credentials.

Returns the Application Default Credentials which are used to identify and authorize the whole application. The following are searched (in order) to find the Application Default Credentials:

Credentials file pointed to by the GOOGLE_APPLICATION_CREDENTIALS environment variable
Credentials provided by the Google Cloud SDK.
1. gcloud auth application-default login for user account credentials.
2. gcloud auth application-default login --impersonate-service-account for impersonated service account credentials.

Google App Engine built-in credentials

Google Cloud Shell built-in credentials

Google Compute Engine built-in credentials

Returns
Type	Description
`GoogleCredentials`	the credentials instance.

Exceptions
Type	Description
`IOException`	if the credentials cannot be created in the current environment.

getApplicationDefault(HttpTransportFactory transportFactory)

public static GoogleCredentials getApplicationDefault(HttpTransportFactory transportFactory)

Returns the Application Default Credentials.

Returns the Application Default Credentials which are used to identify and authorize the whole application. The following are searched (in order) to find the Application Default Credentials:

Credentials file pointed to by the GOOGLE_APPLICATION_CREDENTIALS environment variable
Credentials provided by the Google Cloud SDK gcloud auth application-default login command
Google App Engine built-in credentials
Google Cloud Shell built-in credentials
Google Compute Engine built-in credentials

Parameter
Name	Description
`transportFactory`	`HttpTransportFactory` HTTP transport factory, creates the transport used to get access tokens.

Returns
Type	Description
`GoogleCredentials`	the credentials instance.

Exceptions
Type	Description
`IOException`	if the credentials cannot be created in the current environment.

newBuilder()

public static GoogleCredentials.Builder newBuilder()

Returns
Type	Description
`GoogleCredentials.Builder`

Constructors

GoogleCredentials()

protected GoogleCredentials()

Default constructor.

GoogleCredentials(AccessToken accessToken)

public GoogleCredentials(AccessToken accessToken)

Constructor with explicit access token.

Parameter
Name	Description
`accessToken`	`AccessToken` initial or temporary access token

GoogleCredentials(AccessToken accessToken, Duration refreshMargin, Duration expirationMargin)

protected GoogleCredentials(AccessToken accessToken, Duration refreshMargin, Duration expirationMargin)

Constructor with explicit access token and refresh times

Parameters
Name	Description
`accessToken`	`AccessToken` initial or temporary access token
`refreshMargin`	`Duration`
`expirationMargin`	`Duration`

Methods

createDelegated(String user)

public GoogleCredentials createDelegated(String user)

If the credentials support domain-wide delegation, creates a copy of the identity so that it impersonates the specified user; otherwise, returns the same instance.

Parameter
Name	Description
`user`	`String` User to impersonate.

Returns
Type	Description
`GoogleCredentials`	GoogleCredentials with a delegated user.

createScoped(String[] scopes)

public GoogleCredentials createScoped(String[] scopes)

If the credentials support scopes, creates a copy of the identity with the specified scopes; otherwise, returns the same instance.

Parameter
Name	Description
`scopes`	`String[]` Collection of scopes to request.

Returns
Type	Description
`GoogleCredentials`	GoogleCredentials with requested scopes.

createScoped(Collection<String> scopes)

public GoogleCredentials createScoped(Collection<String> scopes)

If the credentials support scopes, creates a copy of the identity with the specified scopes; otherwise, returns the same instance.

Parameter
Name	Description
`scopes`	`Collection<String>` Collection of scopes to request.

Returns
Type	Description
`GoogleCredentials`	GoogleCredentials with requested scopes.

createScoped(Collection<String> scopes, Collection<String> defaultScopes)

public GoogleCredentials createScoped(Collection<String> scopes, Collection<String> defaultScopes)

If the credentials support scopes, creates a copy of the identity with the specified scopes and default scopes; otherwise, returns the same instance. This is mainly used by client libraries.

Parameters
Name	Description
`scopes`	`Collection<String>` Collection of scopes to request.
`defaultScopes`	`Collection<String>` Collection of default scopes to request.

Returns
Type	Description
`GoogleCredentials`	GoogleCredentials with requested scopes.

createScopedRequired()

public boolean createScopedRequired()

Indicates whether the credentials require scopes to be specified via a call to GoogleCredentials#createScoped before use.

Returns
Type	Description
`boolean`	Whether the credentials require scopes to be specified.

createWithCustomRetryStrategy(boolean defaultRetriesEnabled)

public GoogleCredentials createWithCustomRetryStrategy(boolean defaultRetriesEnabled)

If the credentials support automatic retries, creates a copy of the identity with the provided retry strategy

Parameter
Name	Description
`defaultRetriesEnabled`	`boolean` a flag enabling or disabling default retries

Returns
Type	Description
`GoogleCredentials`	GoogleCredentials with the new default retries configuration.

toBuilder()

public GoogleCredentials.Builder toBuilder()

Returns
Type	Description
`GoogleCredentials.Builder`

Overrides

OAuth2Credentials.toBuilder()