DatabaseType.java example

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xipki-master
/*
 *
 * Copyright (c) 2013 - 2017 Lijun Liao
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License version 3
 * as published by the Free Software Foundation with the addition of the
 * following permission added to Section 15 as permitted in Section 7(a):
 *
 * FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
 * THE AUTHOR LIJUN LIAO. LIJUN LIAO DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
 * OF THIRD PARTY RIGHTS.
 *
 * This program 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License.
 *
 * You can be released from the requirements of the license by purchasing
 * a commercial license. Buying such a license is mandatory as soon as you
 * develop commercial activities involving the XiPKI software without
 * disclosing the source code of your own applications.
 *
 * For more information, please contact Lijun Liao at this
 * address: lijun.liao@gmail.com
 */

package org.xipki.commons.datasource;

import java.util.Objects;

/**
 * @author Lijun Liao
 * @since 2.0.0
 */

public enum DatabaseType {

    H2,
    DB2,
    HSQL,
    MYSQL,
    MARIADB,
    ORACLE,
    POSTGRES,
    UNKNOWN;

    public static DatabaseType forDriver(final String driverClass) {
        Objects.requireNonNull(driverClass, "driverClass must not be null");
        return getDatabaseType(driverClass);
    }

    public static DatabaseType forDataSourceClass(final String datasourceClass) {
        Objects.requireNonNull(datasourceClass, "datasourceClass must not be null");
        return getDatabaseType(datasourceClass);
    }

    private static DatabaseType getDatabaseType(final String className) {
        if (className.contains("db2.")) {
            return DatabaseType.DB2;
        }
        if (className.contains("h2.")) {
            return DatabaseType.H2;
        } else if (className.contains("hsqldb.")) {
            return DatabaseType.HSQL;
        } else if (className.contains("mysql.")) {
            return DatabaseType.MYSQL;
        } else if (className.contains("mariadb.")) {
            return DatabaseType.MARIADB;
        } else if (className.contains("oracle.")) {
            return DatabaseType.ORACLE;
        } else if (className.contains("postgres.") || className.contains("postgresql.")) {
            return DatabaseType.POSTGRES;
        } else {
            return DatabaseType.UNKNOWN;
        }
    }

}