org.wildfly.security.jose.jwk.JsonWebKeySetUtil Maven / Gradle / Ivy
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* Copyright 2020 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
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package org.wildfly.security.jose.jwk;
import java.security.PublicKey;
import java.util.HashMap;
import java.util.Map;
/**
* Utility methods for JSON Web Key Sets.
*
* @author Marek Posolda
* @author Farah Juma
* @since 1.14.0
*/
public class JsonWebKeySetUtil {
public static Map getKeysForUse(JsonWebKeySet keySet, JWK.Use requestedUse) {
Map result = new HashMap<>();
for (JWK jwk : keySet.getKeys()) {
JWKParser parser = JWKParser.create(jwk);
if (jwk.getPublicKeyUse().equals(requestedUse.asString()) && parser.isKeyTypeSupported(jwk.getKeyType())) {
result.put(jwk.getKeyId(), parser.toPublicKey());
}
}
return result;
}
}