Package com.google.crypto.tink.jwt.internal

Class JwtFormat

java.lang.Object

com.google.crypto.tink.jwt.internal.JwtFormat

public final class JwtFormat
extends java.lang.Object

Helper functions to format JWT objects

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	JwtFormat.Parts	Encodes the parts of a JWT.

Method Summary

Modifier and Type	Method	Description
static java.lang.String	createHeader(java.lang.String algorithm, java.util.Optional<java.lang.String> typeHeader, java.util.Optional<java.lang.String> kid)
static java.lang.String	createSignedCompact(java.lang.String unsignedCompact, byte[] signature)
static java.lang.String	createUnsignedCompact(java.lang.String algorithm, java.util.Optional<java.lang.String> kid, RawJwt rawJwt)
static java.lang.String	decodeHeader(java.lang.String headerStr)
static java.lang.String	decodePayload(java.lang.String payloadStr)
static byte[]	decodeSignature(java.lang.String signatureStr)
static java.lang.String	encodePayload(java.lang.String jsonPayload)
static java.lang.String	encodeSignature(byte[] signature)
static java.util.Optional<java.lang.Integer>	getKeyId(java.lang.String kid)
static java.util.Optional<java.lang.String>	getKid(int keyId, com.google.crypto.tink.proto.OutputPrefixType prefix)
static java.lang.String	getStringHeader(com.google.gson.JsonObject header, java.lang.String name)
static java.util.Optional<java.lang.String>	getTypeHeader(com.google.gson.JsonObject header)
static boolean	isValidUrlsafeBase64Char(char c)
static JwtFormat.Parts	splitSignedCompact(java.lang.String signedCompact)
static byte[]	strictUrlSafeDecode(java.lang.String encodedData)
static void	validateASCII(java.lang.String data)
static void	validateHeader(com.google.gson.JsonObject parsedHeader, java.lang.String algorithmFromKey, java.util.Optional<java.lang.String> kidFromKey, boolean allowKidAbsent)
static void	validateUtf8(byte[] data)

Methods inherited from class java.lang.Object

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

Method Detail

isValidUrlsafeBase64Char

public static boolean isValidUrlsafeBase64Char(char c)

validateUtf8

public static void validateUtf8(byte[] data)
                         throws JwtInvalidException

Throws:

JwtInvalidException

strictUrlSafeDecode

public static byte[] strictUrlSafeDecode(java.lang.String encodedData)
                                  throws JwtInvalidException

Throws:

JwtInvalidException

createHeader

public static java.lang.String createHeader(java.lang.String algorithm,
                                            java.util.Optional<java.lang.String> typeHeader,
                                            java.util.Optional<java.lang.String> kid)
                                     throws java.security.InvalidAlgorithmParameterException

Throws:

java.security.InvalidAlgorithmParameterException

validateHeader

public static void validateHeader(com.google.gson.JsonObject parsedHeader,
                                  java.lang.String algorithmFromKey,
                                  java.util.Optional<java.lang.String> kidFromKey,
                                  boolean allowKidAbsent)
                           throws java.security.GeneralSecurityException

Throws:

java.security.GeneralSecurityException

getTypeHeader

public static java.util.Optional<java.lang.String> getTypeHeader(com.google.gson.JsonObject header)
                                                          throws JwtInvalidException

Throws:

JwtInvalidException

getStringHeader

public static java.lang.String getStringHeader(com.google.gson.JsonObject header,
                                               java.lang.String name)
                                        throws JwtInvalidException

Throws:

JwtInvalidException

decodeHeader

public static java.lang.String decodeHeader(java.lang.String headerStr)
                                     throws JwtInvalidException

Throws:

JwtInvalidException

encodePayload

public static java.lang.String encodePayload(java.lang.String jsonPayload)

decodePayload

public static java.lang.String decodePayload(java.lang.String payloadStr)
                                      throws JwtInvalidException

Throws:

JwtInvalidException

encodeSignature

public static java.lang.String encodeSignature(byte[] signature)

decodeSignature

public static byte[] decodeSignature(java.lang.String signatureStr)
                              throws JwtInvalidException

Throws:

JwtInvalidException

getKid

public static java.util.Optional<java.lang.String> getKid(int keyId,
                                                          com.google.crypto.tink.proto.OutputPrefixType prefix)
                                                   throws JwtInvalidException

Throws:

JwtInvalidException

getKeyId

public static java.util.Optional<java.lang.Integer> getKeyId(java.lang.String kid)

splitSignedCompact

public static JwtFormat.Parts splitSignedCompact(java.lang.String signedCompact)
                                          throws JwtInvalidException

Throws:

JwtInvalidException

createUnsignedCompact

public static java.lang.String createUnsignedCompact(java.lang.String algorithm,
                                                     java.util.Optional<java.lang.String> kid,
                                                     RawJwt rawJwt)
                                              throws java.security.InvalidAlgorithmParameterException,
                                                     JwtInvalidException

Throws:

java.security.InvalidAlgorithmParameterException

JwtInvalidException

createSignedCompact

public static java.lang.String createSignedCompact(java.lang.String unsignedCompact,
                                                   byte[] signature)

validateASCII

public static void validateASCII(java.lang.String data)
                          throws JwtInvalidException

Throws:

JwtInvalidException