Application: gvSIG desktop

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 */

package org.gvsig.exportto.swing.prov.file;

import java.io.File;

import org.gvsig.exportto.ExporttoLocator;

import org.gvsig.exportto.ExporttoManager;

import org.gvsig.exportto.ExporttoService;

import org.gvsig.exportto.ExporttoServiceException;

import org.gvsig.exportto.ExporttoServiceFinishAction;

import org.gvsig.fmap.dal.DALLocator;

import org.gvsig.fmap.dal.DataManager;

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

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

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

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

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

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

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

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

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

import org.gvsig.tools.task.TaskStatus;

/**

 * @author gvSIG Team

 * @version $Id$

 *

 */

public abstract class AbstractExporttoFileService implements ExporttoService {

    protected static final  ExporttoManager EXPORTTO_MANAGER = ExporttoLocator.getManager();

    protected File file; 

    protected FeatureStore featureStore;

    protected ExporttoService exporttoService;

    private NewFeatureStoreParameters newFeatureStoreParameters;     

    private ExporttoServiceFinishAction exporttoServiceFinishAction;

    public AbstractExporttoFileService(File file, FeatureStore featureStore)  {

        super();         

        this.featureStore = featureStore;

        this.file = file;          

    }  

    public void open() throws ExporttoServiceException{

        String path = file.getAbsolutePath();

        String extension = "." + getFileExtension();

        if (!(path.toLowerCase().endsWith(extension))){

            path = path + extension;

        }

        File newFile = new File(path);

        DataManager dataManager = DALLocator.getDataManager();

        FilesystemServerExplorerParameters explorerParams;

        try {

            explorerParams = (FilesystemServerExplorerParameters) dataManager.createServerExplorerParameters(FilesystemServerExplorer.NAME);

        } catch (InitializeException e) {

            throw new ExporttoServiceException(e);

        } catch (ProviderNotRegisteredException e) {

            throw new ExporttoServiceException(e);

        }

        explorerParams.setRoot(newFile.getParent());

        FilesystemServerExplorer explorer;

        try {

            explorer = (FilesystemServerExplorer) dataManager.openServerExplorer("FilesystemExplorer", explorerParams);

        } catch (ValidateDataParametersException e) {

            throw new ExporttoServiceException(e);

        } catch (InitializeException e) {

            throw new ExporttoServiceException(e);

        } catch (ProviderNotRegisteredException e) {

            throw new ExporttoServiceException(e);

        }

        try {          

            newFeatureStoreParameters = (NewFeatureStoreParameters) explorer.getAddParameters(newFile);

            addParameters(newFeatureStoreParameters);

            exporttoService = EXPORTTO_MANAGER.getExporttoService(explorer, newFeatureStoreParameters);

        } catch (DataException e) {

            throw new ExporttoServiceException(e);

        } 

    }

    public abstract void addParameters(NewFeatureStoreParameters newFeatureStoreParameters) throws DataException;

    public abstract String getFileExtension();

    public void export(FeatureSet featureSet) throws ExporttoServiceException {

        exporttoService.export(featureSet); 

        if (exporttoServiceFinishAction != null){           

            exporttoServiceFinishAction.finished(file.getName(), newFeatureStoreParameters);

        }

    }  

    public void setFinishAction(

        ExporttoServiceFinishAction exporttoServiceFinishAction) {

        this.exporttoServiceFinishAction = exporttoServiceFinishAction;

    }

    public TaskStatus getTaskStatus() {       

        return exporttoService.getTaskStatus();

    }

    public boolean isCancellationRequested() {

        return exporttoService.isCancellationRequested();

    }

    public void cancelRequest() {

        exporttoService.cancelRequest();

    }

}