| gvSIG desktop 1

package com.iver.cit.gvsig.fmap.layers;

import org.cresques.cts.IProjection;

import com.hardcode.gdbms.engine.instruction.FieldNotFoundException;

import com.iver.cit.gvsig.fmap.DriverException;

import com.iver.cit.gvsig.fmap.crs.CRSFactory;

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

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

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

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

import com.iver.cit.gvsig.fmap.rendering.LegendFactory;

import com.iver.cit.gvsig.fmap.rendering.VectorialLegend;

import com.iver.utiles.XMLEntity;

public class FLayerJDBCVectorial  extends FLyrVect {

	private boolean loaded = false;

	private VectorialDatabaseDriver dbDriver = null;

	/* Esto deberia ir en el FLyrDefault */

	public void setProjectionByName(String projectionName) throws Exception{		

		IProjection proj = CRSFactory.getCRS(projectionName);

		if (proj == null) {

			throw new Exception("No se ha encontrado la proyeccion: "+ projectionName);

		}

		this.setProjection(proj);

	}

	public void setDriver(VectorialDatabaseDriver driver) {

		this.dbDriver = driver;

	}

	public void setDriverByName(String driverName) {

		this.setDriver(

		  (VectorialDatabaseDriver)LayerFactory.getDM().getDriver(driverName) 

		);

	}

	public VectorialDatabaseDriver getDriver() {

		return this.dbDriver;

	}

	/* FIXME: esto tendria que tener declarado un throws de algo*/

	public void wakeUp() {

		if (!loaded) {

			try {

				this.load();

			} catch (DriverIOException e) {

				// TODO Auto-generated catch block

				e.printStackTrace();

			}

		}

	}

	public void load() throws DriverIOException {

		if (this.getName() == null || this.getName().length() == 0) {

			this.setAvailable(false);

			//TODO: traducir???

			throw new DriverIOException("No se ha especificado nombre de capa");

		}

		if (this.dbDriver == null) {

			this.setAvailable(false);

			//TODO: traducir???

			throw new DriverIOException("No se ha especificado driver");			

		}

		if (this.getProjection() == null) {

			this.setAvailable(false);

			//TODO: traducir???

			throw new DriverIOException("No se ha especificado proyeccion");			

		}

		try {

			((DefaultDBDriver)this.dbDriver).load();

		} catch (Exception e) {

			this.setAvailable(false);

			throw new DriverIOException(e);	

		}

		try {

			VectorialDBAdapter dbAdapter = new VectorialDBAdapter();

			dbAdapter.setDriver(this.dbDriver);	

			this.setSource(dbAdapter);

		} catch (Exception e) {

			this.setAvailable(false);

			throw new DriverIOException(e);			

		}

		try {

			this.putLoadSelection();

			this.putLoadLegend();

			this.initializeLegendDefault();

		} catch (Exception e) {

			this.setAvailable(false);

			//TODO: traducir???

			throw new DriverIOException(e);

		}

		this.cleanLoadOptions();

	}

	/* Esto deberia ir en FLyrVect */

	private void initializeLegendDefault() throws FieldNotFoundException, DriverException {

		if (this.getLegend() == null) {

            if (this.getRecordset().getDriver() instanceof WithDefaultLegend) {

                WithDefaultLegend aux = (WithDefaultLegend) this.getRecordset().getDriver();

                this.setLegend((VectorialLegend) aux.getDefaultLegend());                                        

            } else {

                this.setLegend(LegendFactory.createSingleSymbolLegend(

                        this.getShapeType()));

            }

		}		

	}

	public void setXMLEntity(XMLEntity xml) throws XMLException {

        IProjection proj = null;

        if (xml.contains("proj")) {

            proj = CRSFactory.getCRS(xml.getStringProperty("proj"));

        }

        else

        {

            proj = this.getFMap().getViewPort().getProjection();

        }

		this.setName(xml.getName());

		this.setProjection(proj);

        String driverName = xml.getStringProperty("db");

        VectorialDatabaseDriver driver;

        try {     	

            driver = (VectorialDatabaseDriver) LayerFactory.getDM().getDriver(driverName);

            //Hay que separar la carga de los datos del XMLEntity del load.

            driver.setXMLEntity(xml.getChild(2));

            this.setDriver(driver);

        } catch (Exception e){

        	throw new XMLException(e);

        }

        super.setXMLEntity(xml);

	}

}