/*
*
* SchemaCrawler
* http://sourceforge.net/projects/schemacrawler
* Copyright (c) 2000-2009, Sualeh Fatehi.
*
* This library 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 2.1 of the License, or (at your option) any later version.
*
* This library 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 this
* library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
*/
package schemacrawler.main;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.sql.DataSource;
import schemacrawler.schemacrawler.SchemaCrawlerException;
import schemacrawler.tools.Executable;
/**
* Main class that takes arguments for a database for crawling a schema.
*/
public final class SchemaCrawlerMain
{
private static final Logger LOGGER = Logger.getLogger(SchemaCrawlerMain.class
.getName());
/**
* Executes with the command line, and a given executor. The executor
* allows for the command line to be parsed independently of the
* execution. The execution can integrate with other software, such as
* Velocity.
*
* @param commandLine
* Command line arguments
* @param about
* About message
* @throws Exception
* On an exception
*/
public static void schemacrawler(final SchemaCrawlerCommandLine commandLine,
final String about)
throws Exception
{
LOGGER.log(Level.CONFIG, about);
LOGGER.log(Level.CONFIG, "Commandline: " + commandLine);
final List<Executable<?>> executables = ExecutableFactory
.createExecutables(commandLine);
if (executables.size() > 0)
{
for (final Executable<?> executable: executables)
{
LOGGER.log(Level.CONFIG, executable.toString());
final DataSource dataSource = commandLine.createDataSource();
executable.execute(dataSource);
}
}
else
{
throw new SchemaCrawlerException("No commands specified - re-run with -help for help");
}
}
private SchemaCrawlerMain()
{
// Prevent instantiation
}
}