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 java.util.List; 022 023import com.nimbusds.jose.jwk.JWK; 024import com.nimbusds.jose.jwk.JWKSelector; 025import com.nimbusds.jose.jwk.JWKSet; 026import com.nimbusds.jose.proc.SecurityContext; 027import net.jcip.annotations.Immutable; 028 029 030/** 031 * JSON Web Key (JWK) source backed by an immutable JWK set. 032 * 033 * @author Vladimir Dzhuvinov 034 * @version 2016-04-10 035 */ 036@Immutable 037public class ImmutableJWKSet<C extends SecurityContext> implements JWKSource<C> { 038 039 040 /** 041 * The JWK set. 042 */ 043 private final JWKSet jwkSet; 044 045 046 /** 047 * Creates a new JWK source backed by an immutable JWK set. 048 * 049 * @param jwkSet The JWK set. Must not be {@code null}. 050 */ 051 public ImmutableJWKSet(final JWKSet jwkSet) { 052 if (jwkSet == null) { 053 throw new IllegalArgumentException("The JWK set must not be null"); 054 } 055 this.jwkSet = jwkSet; 056 } 057 058 059 /** 060 * Returns the JWK set. 061 * 062 * @return The JWK set. 063 */ 064 public JWKSet getJWKSet() { 065 return jwkSet; 066 } 067 068 069 /** 070 * {@inheritDoc} The security context is ignored. 071 */ 072 @Override 073 public List<JWK> get(final JWKSelector jwkSelector, final C context) { 074 075 return jwkSelector.select(jwkSet); 076 } 077}