Application: gvSIG desktop » gvSIG data provider for DXF

package org.gvsig.export.dxf.service;

import org.gvsig.export.ExportException;

import org.gvsig.export.spi.AbstractExportService;

import org.gvsig.export.spi.ExportService;

import org.gvsig.export.spi.ExportServiceFactory;

import org.gvsig.fmap.dal.DALLocator;

import org.gvsig.fmap.dal.DataManager;

import org.gvsig.fmap.dal.DataServerExplorer;

import org.gvsig.fmap.dal.NewDataStoreParameters;

import org.gvsig.fmap.dal.OpenDataStoreParameters;

import org.gvsig.fmap.dal.exception.DataException;

import org.gvsig.fmap.dal.feature.NewFeatureStoreParameters;

import org.gvsig.fmap.dal.feature.OpenFeatureStoreParameters;

import org.gvsig.fmap.dal.serverexplorer.filesystem.FilesystemServerExplorer;

import org.gvsig.fmap.dal.serverexplorer.filesystem.FilesystemServerExplorerParameters;

import org.gvsig.tools.util.HasAFile;

/**

 *

 * @author jjdelcerro

 */

public class ExportDXFService 

        extends AbstractExportService 

        implements ExportService 

    {

    public static final int MAX_FIELD_NAME_LENGTH = 10;

    protected ExportDXFService(ExportServiceFactory factory, ExportDXFParameters parameters) {

        super(factory, parameters);

    }

    @Override

    public ExportDXFParameters getParameters() {

        return (ExportDXFParameters) super.getParameters(); 

    }

    @Override

    protected DataServerExplorer createServerExplorer() throws ExportException{

        DataManager dataManager = DALLocator.getDataManager();

        FilesystemServerExplorerParameters explorerParams;

        try {

            explorerParams =

                (FilesystemServerExplorerParameters) dataManager

                    .createServerExplorerParameters(FilesystemServerExplorer.NAME);

        } catch (Exception e) {

            throw new ExportException(e);

        }

        explorerParams.setRoot(this.getParameters().getFile().getParent());

        FilesystemServerExplorer explorer;

        try {

            explorer = (FilesystemServerExplorer) dataManager.openServerExplorer(

                    "FilesystemExplorer", explorerParams

            );

            return explorer;

        } catch (Exception e) {

            throw new ExportException(e);

        }

    }

    @Override

    protected NewDataStoreParameters createTargetNewStoreParameters() throws ExportException {

        try {

            FilesystemServerExplorer explorer = (FilesystemServerExplorer) this.createServerExplorer();

            NewFeatureStoreParameters newStoreParameters = (NewFeatureStoreParameters) explorer.getAddParameters(

                    this.getParameters().getFile()

            );

            newStoreParameters.setDynValue("CRS", this.getParameters().getTargetProjection());

            // Usamos el featureType por defecto del DXF.

            return newStoreParameters;

        } catch (DataException ex) {

            throw new ExportException(ex);

        }

    }

    @Override

    public OpenDataStoreParameters createTargetOpenStoreParameters() throws ExportException {

        try {

            DataManager dataManager = DALLocator.getDataManager();

            OpenFeatureStoreParameters openStoreParameters = (OpenFeatureStoreParameters) dataManager.createStoreParameters("DXF");

            ((HasAFile)openStoreParameters).setFile(getParameters().getFile());

            openStoreParameters.setDynValue("CRS", this.getParameters().getTargetProjection());

            return openStoreParameters;

        } catch (DataException ex) {

            throw new ExportException(ex);

        }

    }

}