001/* 002 * nimbus-jose-jwt 003 * 004 * Copyright 2012-2016, Connect2id Ltd. 005 * 006 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use 007 * this file except in compliance with the License. You may obtain a copy of the 008 * License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software distributed 013 * under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR 014 * CONDITIONS OF ANY KIND, either express or implied. See the License for the 015 * specific language governing permissions and limitations under the License. 016 */ 017 018package com.nimbusds.jose.jwk.source; 019 020 021import javax.crypto.SecretKey; 022 023import com.nimbusds.jose.jwk.JWKSet; 024import com.nimbusds.jose.jwk.OctetSequenceKey; 025import com.nimbusds.jose.proc.SecurityContext; 026import net.jcip.annotations.Immutable; 027 028 029/** 030 * JSON Web Key (JWK) source backed by an immutable secret. 031 * 032 * @author Vladimir Dzhuvinov 033 * @version 2016-04-10 034 */ 035@Immutable 036public class ImmutableSecret<C extends SecurityContext> extends ImmutableJWKSet<C> { 037 038 039 /** 040 * Creates a new JSON Web Key (JWK) source backed by an immutable 041 * secret. 042 * 043 * @param secret The secret. Must not be empty or {@code null}. 044 */ 045 public ImmutableSecret(final byte[] secret) { 046 047 super(new JWKSet(new OctetSequenceKey.Builder(secret).build())); 048 } 049 050 051 /** 052 * Creates a new JSON Web Key (JWK) source backed by an immutable 053 * secret key. 054 * 055 * @param secretKey The secret key. Must not be {@code null}. 056 */ 057 public ImmutableSecret(final SecretKey secretKey) { 058 059 super(new JWKSet(new OctetSequenceKey.Builder(secretKey).build())); 060 } 061 062 063 /** 064 * Returns the secret. 065 * 066 * @return The secret. 067 */ 068 public byte[] getSecret() { 069 070 return ((OctetSequenceKey) getJWKSet().getKeys().get(0)).toByteArray(); 071 } 072 073 074 /** 075 * Returns the secret key. 076 * 077 * @return The secret key. 078 */ 079 public SecretKey getSecretKey() { 080 081 return ((OctetSequenceKey) getJWKSet().getKeys().get(0)).toSecretKey(); 082 } 083}