Package com.google.auth.oauth2

Class TokenVerifier.PublicKeyLoader

java.lang.Object

com.google.common.cache.CacheLoader<java.lang.String,java.util.Map<java.lang.String,java.security.PublicKey>>

com.google.auth.oauth2.TokenVerifier.PublicKeyLoader

Enclosing class:

TokenVerifier

static class TokenVerifier.PublicKeyLoader
extends com.google.common.cache.CacheLoader<java.lang.String,java.util.Map<java.lang.String,java.security.PublicKey>>

Custom CacheLoader for mapping certificate urls to the contained public keys.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	TokenVerifier.PublicKeyLoader.JsonWebKey	Data class used for deserializing a single JSON Web Key.
static class	TokenVerifier.PublicKeyLoader.JsonWebKeySet	Data class used for deserializing a JSON Web Key Set (JWKS) from an external HTTP request.

Nested classes/interfaces inherited from class com.google.common.cache.CacheLoader

com.google.common.cache.CacheLoader.InvalidCacheLoadException, com.google.common.cache.CacheLoader.UnsupportedLoadingOperationException

Field Summary

Fields

Modifier and Type	Field	Description
private static int	DEFAULT_NUMBER_OF_RETRIES
private HttpTransportFactory	httpTransportFactory

Constructor Summary

Constructors

Constructor	Description
PublicKeyLoader(HttpTransportFactory httpTransportFactory)

Method Summary

Modifier and Type	Method	Description
private java.security.PublicKey	buildEs256PublicKey(TokenVerifier.PublicKeyLoader.JsonWebKey key)
private java.security.PublicKey	buildPublicKey(TokenVerifier.PublicKeyLoader.JsonWebKey key)
private java.security.PublicKey	buildPublicKey(java.lang.String publicPem)
private java.security.PublicKey	buildRs256PublicKey(TokenVerifier.PublicKeyLoader.JsonWebKey key)
java.util.Map<java.lang.String,java.security.PublicKey>	load(java.lang.String certificateUrl)

Methods inherited from class com.google.common.cache.CacheLoader

asyncReloading, from, from, loadAll, reload

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

DEFAULT_NUMBER_OF_RETRIES

private static final int DEFAULT_NUMBER_OF_RETRIES

See Also:

Constant Field Values

httpTransportFactory

private final HttpTransportFactory httpTransportFactory

Constructor Detail

PublicKeyLoader

PublicKeyLoader(HttpTransportFactory httpTransportFactory)

Method Detail

load

public java.util.Map<java.lang.String,java.security.PublicKey> load(java.lang.String certificateUrl)
                                                                   throws java.lang.Exception

Specified by:

load in class com.google.common.cache.CacheLoader<java.lang.String,java.util.Map<java.lang.String,java.security.PublicKey>>

Throws:

java.lang.Exception

buildPublicKey

private java.security.PublicKey buildPublicKey(TokenVerifier.PublicKeyLoader.JsonWebKey key)
                                        throws java.security.NoSuchAlgorithmException,
                                               java.security.spec.InvalidParameterSpecException,
                                               java.security.spec.InvalidKeySpecException

Throws:

java.security.NoSuchAlgorithmException

java.security.spec.InvalidParameterSpecException

java.security.spec.InvalidKeySpecException

buildPublicKey

private java.security.PublicKey buildPublicKey(java.lang.String publicPem)
                                        throws java.security.cert.CertificateException,
                                               java.io.UnsupportedEncodingException

Throws:

java.security.cert.CertificateException

java.io.UnsupportedEncodingException

buildRs256PublicKey

private java.security.PublicKey buildRs256PublicKey(TokenVerifier.PublicKeyLoader.JsonWebKey key)
                                             throws java.security.NoSuchAlgorithmException,
                                                    java.security.spec.InvalidKeySpecException

Throws:

java.security.NoSuchAlgorithmException

java.security.spec.InvalidKeySpecException

buildEs256PublicKey

private java.security.PublicKey buildEs256PublicKey(TokenVerifier.PublicKeyLoader.JsonWebKey key)
                                             throws java.security.NoSuchAlgorithmException,
                                                    java.security.spec.InvalidParameterSpecException,
                                                    java.security.spec.InvalidKeySpecException

Throws:

java.security.NoSuchAlgorithmException

java.security.spec.InvalidParameterSpecException

java.security.spec.InvalidKeySpecException