001    /*
002     * Cumulus4j - Securing your data in the cloud - http://cumulus4j.org
003     * Copyright (C) 2011 NightLabs Consulting GmbH
004     *
005     * This program is free software: you can redistribute it and/or modify
006     * it under the terms of the GNU Affero General Public License as
007     * published by the Free Software Foundation, either version 3 of the
008     * License, or (at your option) any later version.
009     *
010     * This program is distributed in the hope that it will be useful,
011     * but WITHOUT ANY WARRANTY; without even the implied warranty of
012     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
013     * GNU Affero General Public License for more details.
014     *
015     * You should have received a copy of the GNU Affero General Public License
016     * along with this program.  If not, see <http://www.gnu.org/licenses/>.
017     */
018    package org.cumulus4j.crypto.internal.asymmetric.keypairgenerator;
019    
020    import org.bouncycastle.crypto.AsymmetricCipherKeyPairGenerator;
021    import org.bouncycastle.crypto.generators.DSAKeyPairGenerator;
022    
023    /**
024     * @author Marco หงุ่ยตระกูล-Schulze - marco at nightlabs dot de
025     */
026    public class DSAKeyPairGeneratorFactory
027    extends AbstractAsymmetricCipherKeyPairGeneratorFactory
028    {
029            public DSAKeyPairGeneratorFactory() {
030                    setAlgorithmName("DSA");
031            }
032    
033            @Override
034            public AsymmetricCipherKeyPairGenerator createAsymmetricCipherKeyPairGenerator(boolean initWithDefaults) {
035                    DSAKeyPairGenerator generator = new DSAKeyPairGenerator();
036    
037                    // TODO implement meaningful and secure defaults!
038                    if (initWithDefaults)
039                            throw new UnsupportedOperationException("NYI: initWithDefaults");
040    
041                    return generator;
042            }
043    }