wframework.java.svn-base

利用J2ME编写的手机应用程序。 功能包括显示图片

package wFramework;

import javax.microedition.lcdui.Canvas;
import javax.microedition.lcdui.Image;

import org.kxml2.io.KXmlParser;

public class wFramework implements XMLServerListener, XMLConnectionListener
{
	private Server server;
	private Session session;
	private FrameworkListener listener;
	private Statement statement;
	private Cache cache;
	
	public wFramework(FrameworkListener listener)
	{
		this.listener = listener;
		session = new Session();
		//server = new Server(this);
		statement = new Statement(session);
	}
	
	public String getBaseURL()
	{
		return session.baseURL;
	}

	public boolean login(String username, String password, String domain)
	{
		return session.login(username, password, domain);
	}

	public void logout()
	{
		session.logout();
	}

	public Session getSession()
	{
		return session;
	}

	public Coordinate2D transformCoordinate(Coordinate2D in, int from, int to) throws Exception
	{		
		String xml = session.buildXML("<refsystrans fromrefsys='"+String.valueOf(from)+"' torefsys='"+String.valueOf(to)+"' x='"+String.valueOf(in.getX())+"' y='"+String.valueOf(in.getY())+"'/>");
		KXmlParser p = session.sendXML(xml);
		
		Coordinate2D out = null;
		if (session.checkResponse(p))
		{
			int type = p.nextToken();
			while (type != KXmlParser.END_DOCUMENT)
			{
				if (type == KXmlParser.START_TAG)
				{
					String cmd = p.getName();
					if (cmd != null && cmd.equalsIgnoreCase("refsystransresponse"))
					{
						String x = p.getAttributeValue(null, "x");
						String y = p.getAttributeValue(null, "y");
						out = new Coordinate2D(Double.parseDouble(x), Double.parseDouble(y));
					}
				}
				type = p.nextToken();
			}			
		}
		return out;
	}

	public void sendXML(String xml)
	{
		session.sendXML(xml, this);
	}
	
	public void getImage(int filehandle, Object param, XMLConnectionListener listener)
	{
		String xml = session.buildXML("<fileget filehandle='"+String.valueOf(filehandle)+"'/>");
		XMLConnection c = new XMLConnection(listener);
		c.getImage(session.baseURL, xml, param);
	}
	
	public ResultSet executeQuery(String sql)
	{
		return statement.executeQuery(sql);
	}

	public void executeQueryAsync(String sql, QueryListener listener)
	{
		statement.executeQueryAsync(sql, listener);
	}

	public String xmlIncoming(KXmlParser xml) throws Exception
	{
		return listener.wfIncoming(xml, null, FrameworkListener.WFL_REQUEST);
	}

	public void xmlSuccess(KXmlParser xml, Object param) throws Exception
	{
		listener.wfIncoming(xml, param, FrameworkListener.WFL_RESPONSE);
	}
	
	public void xmlFailure(String error, Object param)
	{
		listener.wfFailure(error, param);
	}
	
	public Map createMap(String name, int x, int y)
	{
		return new Map(name, x, y, this);
	}

	public void xmlImageSuccess(Image image, Object param) {
		// TODO Auto-generated method stub
		
	}
}