Java Key Pair Create generateKeyPair()

Description

generate Key Pair

License

Open Source License

Declaration

public static KeyPair generateKeyPair() 

Method Source Code

//package com.java2s;
/*/*ww w.  ja  va 2s . c om*/
 * Artifactory is a binaries repository manager.
 * Copyright (C) 2012 JFrog Ltd.
 *
 * Artifactory is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Artifactory is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Artifactory.  If not, see <http://www.gnu.org/licenses/>.
 */

import java.security.*;

public class Main {
    static final String ASYM_ALGORITHM = "RSA";

    public static KeyPair generateKeyPair() {
        try {
            KeyPairGenerator keyGen = KeyPairGenerator
                    .getInstance(ASYM_ALGORITHM);
            SecureRandom random = SecureRandom.getInstance("SHA1PRNG");
            keyGen.initialize(512, random);
            return keyGen.generateKeyPair();
        } catch (NoSuchAlgorithmException e) {
            throw new IllegalArgumentException("No such algorithm:"
                    + e.getMessage());
        }
    }
}

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9. generateKeyPair()