Application: gvSIG desktop

/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright (C) 2007-2013 gvSIG Association.

 *

 * 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 3

 * 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.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.exportto.swing.impl;

import java.awt.BorderLayout;

import java.awt.Dimension;

import javax.swing.ImageIcon;

import javax.swing.JOptionPane;

import jwizardcomponent.DefaultJWizardComponents;

import org.cresques.cts.IProjection;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import org.gvsig.exportto.ExporttoService;

import org.gvsig.exportto.ExporttoServiceException;

import org.gvsig.exportto.ExporttoServiceFinishAction;

import org.gvsig.exportto.swing.JExporttoServicePanel;

import org.gvsig.exportto.swing.JExporttoServicePanelListener;

import org.gvsig.exportto.swing.impl.panel.MessagePanel;

import org.gvsig.exportto.swing.impl.wizard.DefaultWizardContainer;

import org.gvsig.exportto.swing.impl.wizard.ExportFilterWizard;

import org.gvsig.exportto.swing.impl.wizard.ExportTargetProjectionWizard;

import org.gvsig.exportto.swing.impl.wizard.ExporterSelectionWizard;

import org.gvsig.exportto.swing.impl.wizard.ExporttoProgressWizard;

import org.gvsig.exportto.swing.spi.ExporttoSwingProvider;

import org.gvsig.exportto.swing.spi.ExporttoSwingProviderFactory;

import org.gvsig.exportto.swing.spi.ExporttoSwingProviderLocator;

import org.gvsig.exportto.swing.spi.ExporttoSwingProviderManager;

import org.gvsig.fmap.dal.DALLocator;

import org.gvsig.fmap.dal.DataManager;

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

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

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

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

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

import org.gvsig.fmap.mapcontext.layers.vectorial.FLyrVect;

import org.gvsig.gui.beans.wizard.WizardPanel;

import org.gvsig.gui.beans.wizard.WizardPanelActionListener;

import org.gvsig.gui.beans.wizard.WizardPanelWithLogo;

import org.gvsig.tools.ToolsLocator;

import org.gvsig.tools.evaluator.Evaluator;

import org.gvsig.tools.i18n.I18nManager;

import org.gvsig.tools.service.ServiceException;

import org.gvsig.tools.swing.api.ToolsSwingLocator;

import org.gvsig.tools.swing.api.threadsafedialogs.ThreadSafeDialogsManager;

import org.gvsig.tools.task.SimpleTaskStatus;

/**

 * Default implementation for the {@link JExporttoServicePanel}.

 *

 * @author gvSIG Team

 * @version $Id$

 */

public class DefaultJExporttoServicePanel extends JExporttoServicePanel

    implements WizardPanel {

    private static final Logger LOG = LoggerFactory

        .getLogger(DefaultJExporttoServicePanel.class);

    private static final ExporttoSwingProviderManager EXPORTTO_SWING_PROVIDER_MANAGER =

        ExporttoSwingProviderLocator.getManager();

    private static final DataManager DATA_MANAGER = DALLocator.getDataManager();

    private static final long serialVersionUID = -7026467582252285238L;

    private FeatureStore featureStore;

    private IProjection projection;

    private FLyrVect vectorLayer = null;

    private DefaultExporttoSwingManager uimanager;

    // Used to get the new feature store parameters

    private ExporttoSwingProvider exporttoSwingProvider;

    // Provider types that will be displayed

    private int[] providerTypes;

    // Wizards used to create the main wizard

    private ExporterSelectionWizard exporterSelectionWizard = null;

    private ExportFilterWizard exportFilterWizard = null;

    private ExportTargetProjectionWizard exportTargetProjectionWizard  = null;

    private ExporttoProgressWizard exporttoProgressWizard = null;

    // Listener for the finish and cancell button

    private WizardPanelActionListener exporttoServicePanelListener;

    private WizardPanelWithLogo wizardPanelWithLogo = null;

    // Action to execute at the end of the export process

    ExporttoServiceFinishAction exporttoServiceFinishAction;

    private int status;

    public DefaultJExporttoServicePanel(DefaultExporttoSwingManager uimanager,

        FLyrVect vlayer,

        ExporttoServiceFinishAction exporttoServiceFinishAction,

        int[] providerTypes) {

        this(

            uimanager,

            vlayer.getFeatureStore(),

            vlayer.getProjection(),

            exporttoServiceFinishAction,

            providerTypes);

        vectorLayer = vlayer;

    }

    public DefaultJExporttoServicePanel(DefaultExporttoSwingManager uimanager,

        FeatureStore featureStore, IProjection projection,

        ExporttoServiceFinishAction exporttoServiceFinishAction,

        int[] providerTypes) {

        this.featureStore = featureStore;

        this.projection = projection;

        this.uimanager = uimanager;

        this.exporttoServiceFinishAction = exporttoServiceFinishAction;

        this.providerTypes = providerTypes;

        this.status = JOptionPane.UNDEFINED_CONDITION;

        ImageIcon ii = IconThemeHelper.getImageIcon("wizard-export-to");

        wizardPanelWithLogo = new WizardPanelWithLogo(ii);

        // Initialize the wizards

        exporterSelectionWizard =

            new ExporterSelectionWizard(this, providerTypes);

        exportTargetProjectionWizard = new ExportTargetProjectionWizard(this);

        exportFilterWizard = new ExportFilterWizard(this);

        exporttoProgressWizard = new ExporttoProgressWizard(this);

        // Adding the wizards to the main wizard

        wizardPanelWithLogo.addOptionPanel(exporterSelectionWizard);

        // The finish button is called "export"

        this.wizardPanelWithLogo.getWizardComponents().getFinishButton()

            .setText(uimanager.getTranslation("export"));

        this.setLayout(new BorderLayout());

        this.add(wizardPanelWithLogo, BorderLayout.CENTER);

        // Disable the nextbutton

        setNextButtonEnabled(false);

        setExportButtonEnabled(false);

        // Set the listener for the finish and cancell events

        this.wizardPanelWithLogo.setWizardListener(this);

        this.setPreferredSize(new Dimension(700, 350));

    }

    public FeatureStore getFeatureStore() {

        return this.featureStore;

    }

    public void setNextButtonEnabled(boolean isEnabled) {

        wizardPanelWithLogo.setNextButtonEnabled(isEnabled);

    }

    public void setExportButtonEnabled(boolean isEnabled) {

        wizardPanelWithLogo.setFinishButtonEnabled(isEnabled);

    }

    public void setCancelButtonText(String text) {

        wizardPanelWithLogo.getWizardComponents().getCancelButton()

            .setText(text);

    }

    /**

     * @return the uimanager

     */

    public DefaultExporttoSwingManager getExporttoSwingManager() {

        return uimanager;

    }

    /**

     * @param exporttoSwingProvider

     * @throws ServiceException

     */

    public void selectExporttoSwingProvider(

        ExporttoSwingProviderFactory provider)

        throws ServiceException {

        if (vectorLayer == null) {

            exporttoSwingProvider =

                EXPORTTO_SWING_PROVIDER_MANAGER.createExporttoSwingProvider(

                    provider.getName(), featureStore, projection);

        } else {

            exporttoSwingProvider =

                EXPORTTO_SWING_PROVIDER_MANAGER.createExporttoSwingProvider(

                    provider.getName(), vectorLayer);

        }

        DefaultJWizardComponents wizardComponents =

            wizardPanelWithLogo.getWizardComponents();

        for (int i = wizardComponents.getWizardPanelList().size() - 1; i >= 1; i--) {

            wizardComponents.removeWizardPanel(i);

        }

        for (int i = 0; i < exporttoSwingProvider.getPanelCount(); i++) {

            wizardPanelWithLogo.addOptionPanel(new DefaultWizardContainer(

                exporttoSwingProvider.getPanelAt(i)));

        }

        exportTargetProjectionWizard.setVectorLayer(vectorLayer);

        if (exporttoSwingProvider.needsPanelTargetProjection()){

            wizardPanelWithLogo.addOptionPanel(exportTargetProjectionWizard);

        }

        wizardPanelWithLogo.addOptionPanel(exportFilterWizard);

        wizardPanelWithLogo.addOptionPanel(exporttoProgressWizard);

    }

    public Dimension getPreferredSize() {

        return new Dimension(800, 550);

    }

    public void export() throws DataException, ExporttoServiceException {

        this.lastWizard();

        // Create the feature Set...

        FeatureSet featureSet = null;

        if ( exportFilterWizard.isFullLayerSelected() ) {

            featureSet = featureStore.getFeatureSet();

        } else if ( exportFilterWizard.isSelectedFeaturesSelected() ) {

            featureSet = (FeatureSet) featureStore.getSelection();

        } else {

            Evaluator filter = exportFilterWizard.getFilter();

            if( filter!=null ) {

                FeatureQuery featureQuery = featureStore.createFeatureQuery();

                featureQuery.setFilter(filter);

                featureSet = featureStore.getFeatureSet(featureQuery);

            }

        }

        if( exporttoSwingProvider.needsPanelTargetProjection()) {

            exporttoSwingProvider.setTargetProjection(exportTargetProjectionWizard.getTargetProjection());

        }

        Export export = new Export(featureSet);

        export.start();

    }

    public void lastWizard() {

        this.wizardPanelWithLogo.getWizardComponents().getNextButton()

            .getActionListeners()[0].actionPerformed(null);

    }

    private class Export extends Thread {

        private FeatureSet featureSet;

        public Export(FeatureSet featureSet) {

            super();

            this.featureSet = featureSet;

        }

        public synchronized void run() {

            ExporttoService exportService;

            try {

                exportService = exporttoSwingProvider.createExporttoService();

            } catch(Exception ex) {

                LOG.warn("Problems exporting layer.", ex);

                showError(ex);

                return;

            }

            exporttoProgressWizard.bind(exportService.getTaskStatus());

            exportService.setFinishAction(exporttoServiceFinishAction);

            String layerName = "(unknow)";

            String layerFullName = "(unknow)";

            try {

                layerName = featureStore.getName();

                layerFullName = featureStore.getFullName();

                LOG.info("Exporting '"+layerName+"' using '"+exportService.getClass().getName()+"' ("+layerFullName+").");

                ((SimpleTaskStatus)(exportService.getTaskStatus())).setTitle("Exporting "+layerName+"...");

                exportService.export(featureSet);

            } catch (ExporttoServiceException e) {

                LOG.warn("Problems exporting the data (layer="+layerName+").", e);

                showError(e);

            } finally {

                ((SimpleTaskStatus)(exportService.getTaskStatus())).terminate();

            }

        }

    }

    private void showError(Exception e) {

        Feature f = null;

        if( e instanceof ExporttoServiceException ) {

            f = ((ExporttoServiceException)e).getFeature();

        }

        I18nManager i18nManager = ToolsLocator.getI18nManager();

        MessagePanel.showMessage(

                i18nManager.getTranslation("_Warning"),

                i18nManager.getTranslation("_There_have_been_problems_exporting_data"),

                e,

                f

        );

    }

    public void setWizardPanelActionListener(

        WizardPanelActionListener wizardActionListener) {

        this.exporttoServicePanelListener = wizardActionListener;

    }

    public WizardPanelActionListener getWizardPanelActionListener() {

        if (exporttoServicePanelListener == null) {

            exporttoServicePanelListener =

                new DefaultJExporttoServicePanelListener(this);

        }

        return exporttoServicePanelListener;

    }

    @Override

    public void setExporttoServicePanelListener(

        JExporttoServicePanelListener exporttoServicePanelListener) {

        ((DefaultJExporttoServicePanelListener) getWizardPanelActionListener())

            .setExporttoServicePanelListener(exporttoServicePanelListener);

    }

    @Override

    public int getStatus() {

        return this.status;

    }

    public void setStatus(int status) {

        this.status = status;

        if( this.status == JOptionPane.CANCEL_OPTION ) {

            this.setVisible(false);

        }

    }

}