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HSQLDB - Lightweight 100% Java SQL Database Engine
There is a newer version: 2.7.4
/* Copyright (c) 2001-2019, The HSQL Development Group
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 *
 * Neither the name of the HSQL Development Group nor the names of its
 * contributors may be used to endorse or promote products derived from this
 * software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL HSQL DEVELOPMENT GROUP, HSQLDB.ORG,
 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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 */


package org.hsqldb.server;

import java.sql.SQLException;

import org.hsqldb.HsqlException;
import org.hsqldb.error.Error;
import org.hsqldb.error.ErrorCode;
import org.hsqldb.jdbc.JDBCUtil;

// fredt@users 20020215 - patch 461556 by paul-h@users - modified
// minor changes to support the new ServerProperties class
// campbell-burnet@users 20030501 - Server now implements HsqlSocketRequestHandler

/**
 * HsqlServerFactory
 *
 * @author paul-h@users
 * @version 2.2.0
 * @since 1.7.0
 */
public class HsqlServerFactory {

    private HsqlServerFactory() {}

    public static HsqlSocketRequestHandler createHsqlServer(String dbFilePath,
            boolean debugMessages, boolean silentMode) throws SQLException {

        ServerProperties props =
            new ServerProperties(ServerConstants.SC_PROTOCOL_HSQL);

        props.setProperty("server.dbname.0", "");
        props.setProperty("server.database.0", dbFilePath);
        props.setProperty("server.trace", debugMessages);
        props.setProperty("server.silent", silentMode);

        Server server = new Server();

        try {
            server.setProperties(props);
        } catch (Exception e) {
            throw new SQLException("Failed to set server properties: " + e);
        }

        if (!server.openDatabases()) {
            Throwable t = server.getServerError();

            if (t instanceof HsqlException) {
                throw JDBCUtil.sqlException((HsqlException) t);
            } else {
                throw JDBCUtil.sqlException(
                    Error.error(ErrorCode.GENERAL_ERROR));
            }
        }

        server.setState(ServerConstants.SERVER_STATE_ONLINE);

        // Server now implements HsqlSocketRequestHandler,
        // so there's really no need for HsqlSocketRequestHandlerImpl
        return server;
    }
}