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/*
 * 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.RsaKeyUtil;
import org.jose4j.lang.JoseException;

import java.security.KeyPair;
import java.security.SecureRandom;

/**
 */
public class RsaJwkGenerator
{
    public static RsaJsonWebKey generateJwk(int bits) throws JoseException
    {
        return generateJwk(bits, null, null);
    }

    public static RsaJsonWebKey generateJwk(int bits, String provider, SecureRandom secureRandom) throws JoseException
    {
        RsaKeyUtil keyUtil = new RsaKeyUtil(provider, secureRandom);
        KeyPair keyPair = keyUtil.generateKeyPair(bits);
        RsaJsonWebKey rsaJwk = (RsaJsonWebKey) PublicJsonWebKey.Factory.newPublicJwk(keyPair.getPublic());
        rsaJwk.setPrivateKey(keyPair.getPrivate());
        return rsaJwk;
    }
}