com.google.auth.oauth2

Class ComputeEngineCredentials

java.lang.Object

com.google.auth.Credentials

com.google.auth.oauth2.OAuth2Credentials

com.google.auth.oauth2.GoogleCredentials

com.google.auth.oauth2.ComputeEngineCredentials

All Implemented Interfaces:

Serializable

public class ComputeEngineCredentials
extends GoogleCredentials

OAuth2 credentials representing the built-in service account for a Google Compute Engine VM.

Fetches access tokens from the Google Compute Engine metadata server.

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ComputeEngineCredentials.Builder

Nested classes/interfaces inherited from class com.google.auth.oauth2.OAuth2Credentials

OAuth2Credentials.CredentialsChangedListener

Constructor Summary

Constructors

Constructor and Description
ComputeEngineCredentials() Deprecated.
ComputeEngineCredentials(HttpTransportFactory transportFactory) Deprecated.

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object obj)
static String	getMetadataServerUrl()
static String	getMetadataServerUrl(com.google.auth.oauth2.DefaultCredentialsProvider provider)
static String	getTokenServerEncodedUrl()
static String	getTokenServerEncodedUrl(com.google.auth.oauth2.DefaultCredentialsProvider provider)
int	hashCode()
static ComputeEngineCredentials.Builder	newBuilder()
static ComputeEngineCredentials	of(HttpTransportFactory transportFactory) Returns a credentials instance from the given transport factory
AccessToken	refreshAccessToken() Refresh the access token by getting it from the GCE metadata server
ComputeEngineCredentials.Builder	toBuilder()
String	toString()

Methods inherited from class com.google.auth.oauth2.GoogleCredentials

createDelegated, createScoped, createScopedRequired, fromStream, fromStream, getApplicationDefault, getApplicationDefault, of

Methods inherited from class com.google.auth.oauth2.OAuth2Credentials

addChangeListener, getAccessToken, getAuthenticationType, getFromServiceLoader, getRequestMetadata, getRequestMetadata, hasRequestMetadata, hasRequestMetadataOnly, newInstance, refresh, toStringHelper

Methods inherited from class com.google.auth.Credentials

blockingGetToCallback, getRequestMetadata

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

ComputeEngineCredentials

@Deprecated
public ComputeEngineCredentials()

Deprecated.

Constructor with minimum information and default behavior.

ComputeEngineCredentials

@Deprecated
public ComputeEngineCredentials(HttpTransportFactory transportFactory)

Deprecated.

Constructor with overridden transport.

Parameters:

transportFactory - HTTP transport factory, creates the transport used to get access tokens.

Method Detail

of

public static ComputeEngineCredentials of(HttpTransportFactory transportFactory)

Returns a credentials instance from the given transport factory

Parameters:

transportFactory - The Http transport factory

Returns:

the credential instance

refreshAccessToken

public AccessToken refreshAccessToken()
                               throws IOException

Refresh the access token by getting it from the GCE metadata server

Overrides:

refreshAccessToken in class OAuth2Credentials

Throws:

IOException - from derived implementations

getMetadataServerUrl

public static String getMetadataServerUrl(com.google.auth.oauth2.DefaultCredentialsProvider provider)

getMetadataServerUrl

public static String getMetadataServerUrl()

getTokenServerEncodedUrl

public static String getTokenServerEncodedUrl(com.google.auth.oauth2.DefaultCredentialsProvider provider)

getTokenServerEncodedUrl

public static String getTokenServerEncodedUrl()

hashCode

public int hashCode()

Overrides:

hashCode in class OAuth2Credentials

toString

public String toString()

Overrides:

toString in class OAuth2Credentials

equals

public boolean equals(Object obj)

Overrides:

equals in class OAuth2Credentials

toBuilder

public ComputeEngineCredentials.Builder toBuilder()

Overrides:

toBuilder in class GoogleCredentials

newBuilder

public static ComputeEngineCredentials.Builder newBuilder()