Class AppEngineCredentials (1.27.0)

public class AppEngineCredentials extends GoogleCredentials implements ServiceAccountSigner

OAuth2 credentials representing the built-in service account for Google App Engine. You should only use this class if you are running on AppEngine and are using urlfetch.

Fetches access tokens from the App Identity service.

Inheritance

Object > Credentials > OAuth2Credentials > GoogleCredentials > AppEngineCredentials

Static Methods

newBuilder()

public static AppEngineCredentials.Builder newBuilder()
Returns
Type Description
AppEngineCredentials.Builder

Methods

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, invalidates the existing scoped access token; otherwise, return the same instance.

Parameter
Name Description
scopes Collection<String>
Returns
Type Description
GoogleCredentials
Overrides

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
Overrides

equals(Object obj)

public boolean equals(Object obj)
Parameter
Name Description
obj Object
Returns
Type Description
boolean
Overrides

getAccount()

public String getAccount()

Returns the service account associated with the signer.

Returns
Type Description
String

hashCode()

public int hashCode()
Returns
Type Description
int
Overrides

refreshAccessToken()

public AccessToken refreshAccessToken()

Refresh the access token by getting it from the App Identity service

Returns
Type Description
AccessToken
Overrides
Exceptions
Type Description
IOException

sign(byte[] toSign)

public byte[] sign(byte[] toSign)

Signs the provided bytes using the private key associated with the service account.

Parameter
Name Description
toSign byte[]
Returns
Type Description
byte[]

toBuilder()

public AppEngineCredentials.Builder toBuilder()
Returns
Type Description
AppEngineCredentials.Builder
Overrides

toString()

public String toString()
Returns
Type Description
String
Overrides