source: domaineditor/src/main/java/geniusweb/actions/SaveDomainAction.java

package geniusweb.actions;

import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;
import java.io.File;
import java.util.logging.Level;

import javax.swing.JFileChooser;
import javax.swing.KeyStroke;
import javax.swing.filechooser.FileNameExtensionFilter;

import geniusweb.domaineditor.ProfileEditor;
import geniusweb.domaineditor.model.profile.LinearAdditiveUtilitySpaceModel;
import geniusweb.issuevalue.Domain;
import tudelft.utilities.logging.Reporter;

public class SaveDomainAction extends GuiAction {

        public SaveDomainAction(Reporter log) {
                super("Save Domain", log);
                putValue(SHORT_DESCRIPTION, "Save the domain only");
                putValue(ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_S,
                                ActionEvent.CTRL_MASK + ActionEvent.SHIFT_MASK));
        }

        @Override
        public void actionPerformed(ActionEvent e) {
                save(ProfileEditor.getInstance().getModel());
        }

        /**
         * Save a model.
         * 
         * @param model the {@link LinearAdditiveUtilitySpaceModel} to be saved
         */
        protected void save(LinearAdditiveUtilitySpaceModel model) {

                try {
                        Domain domain = model.getCurrentValue().getDomain();
                        JFileChooser chooser = new JFileChooser();
                        chooser.setSelectedFile(new File(domain.getName() + ".json"));
                        FileNameExtensionFilter filter = new FileNameExtensionFilter(
                                        "JSON file", "json");
                        chooser.setFileFilter(filter);
                        int selection = chooser.showSaveDialog(null);
                        if (selection != JFileChooser.APPROVE_OPTION)
                                return;
                        File file = chooser.getSelectedFile();
                        jackson.writeValue(file, domain);
                } catch (Exception e) {
                        log.log(Level.WARNING, "Failed to save:" + e.getMessage());
                        e.printStackTrace();
                }
        }
}