| gvSIG desktop 1

import java.awt.Component;

import java.io.IOException;

import java.net.ConnectException;

import java.util.NoSuchElementException;

import javax.swing.JOptionPane;

import org.gvsig.gui.beans.ProgressDialog;

import com.iver.cit.gvsig.fmap.drivers.WMSListener;

public class WMSWizardData { // should implemement any kind of wizard data interface?

    private String title;

    private String theAbstract;

    private WMSLayerNode layers;

    private String[] formats;

    private String serverVersion;

    private FMapWMSDriver wms = null;

    private Hashtable onlineResources = null;

    private EventListener listener = new EventListener();

    private WMSListener wizardListener;

    /**

     * @return Returns the serverVersion.

     */

    public String getServerVersion() {

        return serverVersion;

    }

    public String getHost(){

        return wms.getHost();

    }

    public void setHost(URL host, boolean override) throws DriverException{

        wms = new FMapWMSDriver(listener);

        try {

        	wms.createClient(host);

        	// Send a getCapabilities request;

        	if (!wms.connect(override))

        		throw new DriverException(PluginServices.getText(this, "cant_connect") + host.toString());

        } catch (ConnectException e) {

        	JOptionPane.showMessageDialog((Component)PluginServices.getMainFrame(), PluginServices.getText(this,"server_timeout"));

			e.printStackTrace();

			return;

		} catch (IOException e) {

			JOptionPane.showMessageDialog((Component)PluginServices.getMainFrame(), PluginServices.getText(this, "cant_connect"));

			e.printStackTrace();

			return;

    }

    /**

     * M?todo para saber los formatos que admite la aplicaci?n

     *

     * @param format cadena con el formato a validar

     *

     * @return true si soportamos dicho formato y false en

     * caso contrario

     */

    private boolean isValidFormat(String format) {

        if (format.equalsIgnoreCase("image/png") ||

                format.equalsIgnoreCase("image/jpg") ||

                format.equalsIgnoreCase("image/tiff") ||

                format.equalsIgnoreCase("image/jpeg") ||

                format.equalsIgnoreCase("image/tif") ||

                format.equalsIgnoreCase("image/gif")) {

            return true;

        }

        return false;

    }

    public String getAbstract() {

        return theAbstract;

    }

    public String[] getFormats() {

        return formats;

    }

    public WMSLayerNode getLayer() {

        return layers;

    }

    public String getTitle() {

        return title;

    }

    public String getServerType() {

    	if (serverVersion==null) return "WMS";

        return "WMS "+serverVersion;

    }

    public Hashtable getOnlineResources() {

    public Rectangle2D getBoundingBox(String[] layerNames, String srs) {

        return wms.getLayersExtent(layerNames, srs);

    }

    public boolean isQueryable() {

    	return wms.isQueryable();

    }

    private class EventListener implements WMSListener {

		public void getMap(int eventType, File mapFile, String message) { /* Nothing */ };

		public void getFeatureInfo(int eventType, String message) {/* Nothing*/	}

		public void getCapabilities(int eventType, String message) {

			if(eventType == FMapWMSDriver.REQUEST_FINISHED) {

				// Transfer complete -> initialize properties.

				if (wms.getAbstract()  != null)

					theAbstract = wms.getAbstract();

				Vector f = wms.getFormats(); 

				ArrayList formatos = new ArrayList();

				for (int i = 0; i < f.size(); i++) {

					if (isValidFormat((String)f.elementAt(i))) {

						formatos.add(f.elementAt(i));

					}

				}

				formats = (String[]) formatos.toArray(new String[0]);

				serverVersion = (wms.getVersion() == null) ? "" : wms.getVersion();

				onlineResources = wms.getOnlineResources();

				layers = wms.getLayersTree(); // LayersTree as they are defined in the Capabilities document

			}	

			if (wizardListener!=null)

				// Notify WMSWizard that the data is ready.

				wizardListener.getCapabilities(eventType, message);

		}

    }

	public void setWizardListener(WMSListener listener) {

		wms.cancel(FMapWMSDriver.GET_CAPABILITIES);