/**
 * SQL-DK
 * Copyright © 2014 František Kučera (frantovo.cz)
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 */
package info.globalcode.jdbc.loopback;

import java.sql.SQLException;
import java.util.Iterator;
import java.util.List;

/**
 *
 * @author Ing. František Kučera (frantovo.cz)
 */
public class ResultSet extends AbstractResultSet {

	private final ResultSetMetaData metadata;
	private final Iterator<Object[]> data;
	private Object[] currentRow;

	public ResultSet(ResultSetMetaData metadata, List<Object[]> table) {
		data = table.listIterator();
		this.metadata = metadata;
	}

	@Override
	public boolean next() throws SQLException {
		if (data.hasNext()) {
			currentRow = data.next();
			return true;
		} else {
			return false;
		}
	}

	@Override
	public Object getObject(int columnNumber) throws SQLException {
		return currentRow[columnNumber - 1];
	}

	@Override
	public ResultSetMetaData getMetaData() throws SQLException {
		return metadata;
	}

	@Override
	public void close() throws SQLException {
	}

	@Override
	public boolean isClosed() throws SQLException {
		return false;
	}
}