001/*
002 * nimbus-jose-jwt
003 *
004 * Copyright 2012-2019, Connect2id Ltd and contributors.
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
020import java.util.List;
021
022import com.nimbusds.jose.KeySourceException;
023import com.nimbusds.jose.jwk.JWK;
024import com.nimbusds.jose.jwk.JWKSelector;
025import com.nimbusds.jose.jwk.JWKSet;
026import com.nimbusds.jose.proc.JWKSecurityContext;
027
028
029/**
030 * A {@link JWKSource} backed by keys found in the {@link JWKSecurityContext}.
031 *
032 * @author Rob Winch
033 * @author Josh Cummings
034 * @version 2019-01-10
035 */
036public class JWKSecurityContextJWKSet implements JWKSource<JWKSecurityContext> {
037
038        /**
039         * {@inheritDoc}
040         */
041        @Override
042        public List<JWK> get(final JWKSelector jwkSelector, final JWKSecurityContext context) throws KeySourceException {
043                if (context == null) {
044                        throw new IllegalArgumentException("Security Context must not be null");
045                }
046
047                return jwkSelector.select(new JWKSet(context.getKeys()));
048        }
049}