Package com.google.auth.oauth2
Class IdTokenCredentials
java.lang.Object
com.google.auth.Credentials
com.google.auth.oauth2.OAuth2Credentials
com.google.auth.oauth2.IdTokenCredentials
- All Implemented Interfaces:
Serializable
IdTokenCredentials provides a Google Issued OpenIdConnect token.
Use an ID token to access services that require presenting an ID token for authentication such as Cloud Functions or Cloud Run.
The following Credential subclasses support IDTokens: ServiceAccountCredentials, ComputeEngineCredentials, ImpersonatedCredentials.
Use an ID token to access services that require presenting an ID token for authentication such as Cloud Functions or Cloud Run.
The following Credential subclasses support IDTokens: ServiceAccountCredentials, ComputeEngineCredentials, ImpersonatedCredentials.
For more information see
Usage:
String credPath = "/path/to/svc_account.json"; String targetAudience = "https://example.com"; // For Application Default Credentials (as ServiceAccountCredentials) // export GOOGLE_APPLICATION_CREDENTIALS=/path/to/svc.json GoogleCredentials adcCreds = GoogleCredentials.getApplicationDefault(); if (!adcCreds instanceof IdTokenProvider) { // handle error message } IdTokenCredentials tokenCredential = IdTokenCredentials.newBuilder() .setIdTokenProvider(adcCreds) .setTargetAudience(targetAudience).build(); // for ServiceAccountCredentials ServiceAccountCredentials saCreds = ServiceAccountCredentials.fromStream(new FileInputStream(credPath)); saCreds = (ServiceAccountCredentials) saCreds.createScoped(Arrays.asList("https://www.googleapis.com/auth/iam")); IdTokenCredentials tokenCredential = IdTokenCredentials.newBuilder() .setIdTokenProvider(saCreds) .setTargetAudience(targetAudience).build(); // for ComputeEngineCredentials ComputeEngineCredentials caCreds = ComputeEngineCredentials.create(); IdTokenCredentials tokenCredential = IdTokenCredentials.newBuilder() .setIdTokenProvider(caCreds) .setTargetAudience(targetAudience) .setOptions(Arrays.asList(ComputeEngineCredentials.ID_TOKEN_FORMAT_FULL)) .build(); // for ImpersonatedCredentials ImpersonatedCredentials imCreds = ImpersonatedCredentials.create(saCreds, "impersonated-account@project.iam.gserviceaccount.com", null, Arrays.asList("https://www.googleapis.com/auth/cloud-platform"), 300); IdTokenCredentials tokenCredential = IdTokenCredentials.newBuilder() .setIdTokenProvider(imCreds) .setTargetAudience(targetAudience) .setOptions(Arrays.asList(ImpersonatedCredentials.INCLUDE_EMAIL)) .build(); // Use the IdTokenCredential in an authorized transport GenericUrl genericUrl = new GenericUrl("https://example.com"); HttpCredentialsAdapter adapter = new HttpCredentialsAdapter(tokenCredential); HttpTransport transport = new NetHttpTransport(); HttpRequest request = transport.createRequestFactory(adapter).buildGetRequest(genericUrl); HttpResponse response = request.execute(); // Print the token, expiration and the audience System.out.println(tokenCredential.getIdToken().getTokenValue()); System.out.println(tokenCredential.getIdToken().getJsonWebSignature().getPayload().getAudienceAsList()); System.out.println(tokenCredential.getIdToken().getJsonWebSignature().getPayload().getExpirationTimeSeconds());
- See Also:
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Nested Class Summary
Nested ClassesNested classes/interfaces inherited from class com.google.auth.oauth2.OAuth2Credentials
OAuth2Credentials.AsyncRefreshResult, OAuth2Credentials.CacheState, OAuth2Credentials.CredentialsChangedListener, OAuth2Credentials.FutureCallbackToMetadataCallbackAdapter, OAuth2Credentials.OAuthValue, OAuth2Credentials.RefreshTask, OAuth2Credentials.RefreshTaskListener
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Field Summary
FieldsModifier and TypeFieldDescriptionprivate IdTokenProvider
private List
<IdTokenProvider.Option> private static final long
private String
Fields inherited from class com.google.auth.oauth2.OAuth2Credentials
clock, DEFAULT_EXPIRATION_MARGIN, DEFAULT_REFRESH_MARGIN, lock, refreshTask
Fields inherited from class com.google.auth.Credentials
GOOGLE_DEFAULT_UNIVERSE
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionboolean
int
hashCode()
static IdTokenCredentials.Builder
Method to refresh the access token according to the specific type of credentials.toString()
Methods inherited from class com.google.auth.oauth2.OAuth2Credentials
addChangeListener, create, getAccessToken, getAdditionalHeaders, getAuthenticationType, getExpirationMargin, getFromServiceLoader, getRefreshMargin, getRequestMetadata, getRequestMetadata, getRequestMetadataInternal, hasRequestMetadata, hasRequestMetadataOnly, newInstance, refresh, refreshIfExpired, removeChangeListener
Methods inherited from class com.google.auth.Credentials
blockingGetToCallback, getMetricsCredentialType, getRequestMetadata, getUniverseDomain
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Field Details
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serialVersionUID
private static final long serialVersionUID- See Also:
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idTokenProvider
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targetAudience
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options
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Constructor Details
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IdTokenCredentials
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Method Details
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refreshAccessToken
Description copied from class:OAuth2Credentials
Method to refresh the access token according to the specific type of credentials.Throws IllegalStateException if not overridden since direct use of OAuth2Credentials is only for temporary or non-refreshing access tokens.
- Overrides:
refreshAccessToken
in classOAuth2Credentials
- Returns:
- never
- Throws:
IOException
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getIdToken
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hashCode
public int hashCode()- Overrides:
hashCode
in classOAuth2Credentials
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toString
- Overrides:
toString
in classOAuth2Credentials
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equals
- Overrides:
equals
in classOAuth2Credentials
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toBuilder
- Overrides:
toBuilder
in classOAuth2Credentials
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newBuilder
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