org.jose4j.jwk.EcJwkGenerator Maven / Gradle / Ivy
/*
* Copyright 2012-2017 Brian Campbell
*
* 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,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jose4j.jwk;
import org.jose4j.keys.EcKeyUtil;
import org.jose4j.lang.JoseException;
import java.security.KeyPair;
import java.security.PublicKey;
import java.security.SecureRandom;
import java.security.spec.ECParameterSpec;
/**
*/
public class EcJwkGenerator
{
public static EllipticCurveJsonWebKey generateJwk(ECParameterSpec spec) throws JoseException
{
return generateJwk(spec, null, null);
}
public static EllipticCurveJsonWebKey generateJwk(ECParameterSpec spec, String provider, SecureRandom secureRandom) throws JoseException
{
EcKeyUtil keyUtil = new EcKeyUtil(provider, secureRandom);
KeyPair keyPair = keyUtil.generateKeyPair(spec);
PublicKey publicKey = keyPair.getPublic();
EllipticCurveJsonWebKey ecJwk = (EllipticCurveJsonWebKey) PublicJsonWebKey.Factory.newPublicJwk(publicKey);
ecJwk.setPrivateKey(keyPair.getPrivate());
return ecJwk;
}
}