[Tbase-cvs] tbase-runtime/src/org/tbase/sql TBaseDatabase.java,NONE,1.1 TBaseRecordset.java,NONE,1.1

[Ron B. <ron...@us...>]

Update of /cvsroot/tbase/tbase-runtime/src/org/tbase/sql
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv21589/src/org/tbase/sql

Added Files:
	TBaseDatabase.java TBaseRecordset.java 
Log Message:
Partial Service/SQL implementation

--- NEW FILE: TBaseDatabase.java ---
/*
 * TBase Runtime
 * Copyright (C) 2006 Ron Bakker
 * 	
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 * 
 * E-Mail the project team at:  tba...@li...
 *
 */

package org.tbase.sql;

import java.sql.*;
import java.util.*;

/**
 * @author Ron Bakker
 * @version $Id: TBaseDatabase.java,v 1.1 2006/03/27 06:07:35 ron_bakker Exp $
 */

public class TBaseDatabase 
{
	private Connection	m_connection;
	
	public boolean Connect(String driver, String connectionstring, Properties connectionproperties)
	{
		try
		{
			Class.forName(driver);
		}
		catch( ClassNotFoundException e )
		{
			System.out.println("Could not load: "+driver);
			return false;
		}

		String connect_string = new String("jdbc:"+connectionstring);
		Properties connect_properties = new Properties(connectionproperties);

		try
		{
			m_connection = DriverManager.getConnection(connect_string, connect_properties);
		}
		catch (SQLException e)
		{
			System.out.println("Could not connect to: "+connectionstring);
			return false;
		}
		
		return true;
	}
	
	public TBaseRecordset Query(String query)
	{
		try
		{
			Statement statement = m_connection.createStatement();
			ResultSet resultset = statement.executeQuery(query);
			return new TBaseRecordset(resultset);
		}
		catch (SQLException e)
		{
			return null;
		}
	}
	
}
--- NEW FILE: TBaseRecordset.java ---
/*
 * TBase Runtime
 * Copyright (C) 2006 Ron Bakker
 * 	
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 * 
 * E-Mail the project team at:  tba...@li...
 *
 */

package org.tbase.sql;

import java.sql.*;
import java.util.*;

/**
 * @author Ron Bakker
 * @version $Id: TBaseRecordset.java,v 1.1 2006/03/27 06:07:35 ron_bakker Exp $
 */

public class TBaseRecordset 
{
	private		ResultSet					m_resultset;
	private 	Hashtable<String, Object>	m_row = new Hashtable<String, Object>();

	public TBaseRecordset(ResultSet resultset)
	{
		m_resultset = resultset;
	}
	
	public boolean Fetch()
	{
		try
		{
			boolean rval = m_resultset.next();
			m_row.clear();
			if (rval)
				_mapResultRow();
			return rval;
		}
		catch ( SQLException e )
		{
			return false;
		}
	}

	private void _mapResultRow()
	{
		try
		{
			ResultSetMetaData metadata = m_resultset.getMetaData();
			int nColumns = metadata.getColumnCount();
			for (int i=1; i<=nColumns; i++)
			{
				String name = metadata.getColumnLabel(i).toUpperCase();
				Object value = m_resultset.getObject(i);
				m_row.put(name, value);
			}
		}
		catch ( SQLException e )
		{
		}
	}

	public Object getValue(String objName)
	{
		return m_row.get(objName.toUpperCase());
	}

	
}