package commons.persistence;

import java.io.Reader;
import java.util.Properties;

import com.ibatis.common.resources.Resources;
import com.ibatis.dao.client.DaoManager;
import com.ibatis.dao.client.DaoManagerBuilder;
import commons.AppException;

public class DaoConfig
{

	private static final String resource = "config/dao.xml";
	private static final String dbConfig = "config/dbconfig.properties";
	private static final DaoManager daoManager;

	static
	{
		try
		{
			daoManager = newDaoManager(Resources.getResourceAsProperties(dbConfig));

		} catch (Exception e)
		{
			throw new AppException(e);
		}

	}

	public static DaoManager getDaoManager()
	{
		return daoManager;
	}

	public static DaoManager newDaoManager(Properties props)
	{
		try
		{
			Reader reader = Resources.getResourceAsReader(resource);
			return DaoManagerBuilder.buildDaoManager(reader, props);
		} catch (Exception e)
		{
			throw new AppException(
					"Could not initialize DaoConfig.  Cause: " + e, e);
		}
	}

}