package wFramework;

import org.kxml2.io.KXmlParser;

public class Statement 
{
	private Session session;
	
	public Statement(Session session)
	{
		this.session = session;
	}
		
	public ResultSet executeQuery(String sql)
	{
		String query = session.buildXML("<query returnmetadata='true'>" + Util.urlencode(sql) + "</query>");
		KXmlParser parser = session.sendXML(query);
		ResultSet rs = new ResultSet(parser, this);
		return rs;
	}
	
	public void executeQueryAsync(String sql, QueryListener listener)
	{
		String query = session.buildXML("<query returnmetadata='true'>" + Util.urlencode(sql) + "</query>");
		session.sendXML(query, listener);
	}

	public int executeUpdate(String sql)
	{
		String query = session.buildXML("<query returnmetadata='false'>" + Util.urlencode(sql) + "</query>");
		KXmlParser parser = session.sendXML(query);
		ResultSet rs = new ResultSet(parser, this);
		return rs.getStatuscode();
	}
}