org.bbaw.pdr.ae.backup.commands.WriteConfigBackupHandler.java Source code

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Here is the source code for org.bbaw.pdr.ae.backup.commands.WriteConfigBackupHandler.java

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/**
 * This file is part of Archiv-Editor.
 * 
 * The software Archiv-Editor serves as a client user interface for working with
 * the Person Data Repository. See: pdr.bbaw.de
 * 
 * The software Archiv-Editor was developed at the Berlin-Brandenburg Academy
 * of Sciences and Humanities, Jgerstr. 22/23, D-10117 Berlin.
 * www.bbaw.de
 * 
 * Copyright (C) 2010-2013  Berlin-Brandenburg Academy
 * of Sciences and Humanities
 * 
 * The software Archiv-Editor was developed by @author: Christoph Plutte.
 * 
 * Archiv-Editor is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * Archiv-Editor 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 Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with Archiv-Editor.  
 * If not, see <http://www.gnu.org/licenses/lgpl-3.0.html>.
 */
package org.bbaw.pdr.ae.backup.commands;

import org.bbaw.pdr.ae.common.NLMessages;
import org.bbaw.pdr.ae.config.core.ConfigFactory;
import org.bbaw.pdr.ae.config.core.IConfigFacade;
import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.commands.IHandler;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.swt.widgets.DirectoryDialog;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.handlers.HandlerUtil;

/** handler for write local config backup command.
 * @author Christoph Plutte
 * .
 */
public class WriteConfigBackupHandler extends AbstractHandler implements IHandler {
    /** singleton instance of config facade.*/
    private IConfigFacade _configFacade = ConfigFactory.getConfigFacade();

    /** execute method.
     * @param event to be executed.
     * @throws ExecutionException ee.
     * @return null. */
    public final Object execute(final ExecutionEvent event) throws ExecutionException {

        String message = NLMessages.getString("Commands_write_config_backup_message_directory");
        MessageDialog messageDialog = new MessageDialog(HandlerUtil.getActiveWorkbenchWindow(event).getShell(),
                NLMessages.getString("WriteLocalBackupHandler_title"), null, //$NON-NLS-1$
                message, MessageDialog.WARNING,
                new String[] { NLMessages.getString("Handler_yes"), NLMessages.getString("Handler_no") }, 1); //$NON-NLS-1$ //$NON-NLS-2$
        if (messageDialog.open() == 0) {
            DirectoryDialog directoryDialog = new DirectoryDialog(
                    PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell());
            directoryDialog.setFilterPath("/"); //$NON-NLS-1$
            directoryDialog.setMessage(NLMessages.getString("WriteLocalBackupHandler_message")); //$NON-NLS-1$
            directoryDialog.setText(NLMessages.getString("WriteLocalBackupHandler_title2")); //$NON-NLS-1$
            String selectedDirectory = directoryDialog.open();
            if (selectedDirectory != null) {
                try {
                    _configFacade.writeToLocalConfigBackup(selectedDirectory);
                    String info = NLMessages.getString("Commands_message_write_config_backup_success");
                    MessageDialog infoDialog = new MessageDialog(
                            HandlerUtil.getActiveWorkbenchWindow(event).getShell(),
                            NLMessages.getString("Commands_write_config_backup_successful_title"), null, info,
                            MessageDialog.INFORMATION, new String[] { NLMessages.getString("Handler_ok") }, 0); //$NON-NLS-1$
                    infoDialog.open();
                } catch (Exception e) {
                    e.printStackTrace();

                    String info = NLMessages.getString("Handler_backup_config_error");
                    MessageDialog infoDialog = new MessageDialog(
                            HandlerUtil.getActiveWorkbenchWindow(event).getShell(),
                            NLMessages.getString("Handler_backup_error_title"), null, info,
                            MessageDialog.INFORMATION, new String[] { NLMessages.getString("Handler_ok") }, 0); //$NON-NLS-1$
                    infoDialog.open();
                    return Status.OK_STATUS;
                }
            }

        }
        return null;
    }

}