Java tutorial
/** * 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.collections.commands; import java.io.FileOutputStream; import java.io.OutputStreamWriter; import java.io.Writer; import java.text.SimpleDateFormat; import javax.xml.stream.XMLStreamException; import org.bbaw.pdr.ae.collections.control.CollectionXMLProcessor; import org.bbaw.pdr.ae.collections.control.CollectionsFacade; import org.bbaw.pdr.ae.collections.model.PDRCollection; import org.bbaw.pdr.ae.common.AEConstants; import org.bbaw.pdr.ae.common.CommonActivator; import org.bbaw.pdr.ae.common.CommonExtensions; import org.bbaw.pdr.ae.common.NLMessages; import org.bbaw.pdr.ae.common.interfaces.IFileSaveHandling; import org.bbaw.pdr.ae.control.facade.Facade; import org.eclipse.core.commands.ExecutionEvent; import org.eclipse.core.commands.ExecutionException; import org.eclipse.core.commands.IHandler; import org.eclipse.core.commands.IHandlerListener; import org.eclipse.core.runtime.Platform; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.swt.widgets.Display; import org.eclipse.swt.widgets.Shell; import org.eclipse.ui.IWorkbench; import org.eclipse.ui.PlatformUI; /** handler for command to save clipboard to filesystem. * @author Christoph Plutte * */ public class SaveClipboardHandler implements IHandler { @Override public void addHandlerListener(final IHandlerListener handlerListener) { } @Override public void dispose() { } @Override public final Object execute(final ExecutionEvent event) throws ExecutionException { PDRCollection coll = CollectionsFacade.getInstance().getClipboard(); if (coll != null) { String message = "Save and Write Clipboard to File"; IWorkbench workbench = PlatformUI.getWorkbench(); Display display = workbench.getDisplay(); Shell shell = new Shell(display); MessageDialog messageDialog = new MessageDialog(shell, message, null, //$NON-NLS-1$ message, MessageDialog.INFORMATION, new String[] { NLMessages.getString("Handler_yes"), NLMessages.getString("Handler_no") }, 1); //$NON-NLS-1$ //$NON-NLS-2$ if (messageDialog.open() == 0) { IFileSaveHandling fileHandling = CommonExtensions.getFileSaveAndLoadFactory() .createFileSaveHandling(); String selectedDirectory = null; SimpleDateFormat dateFormate = new SimpleDateFormat("yyyy-MM-dd-hh-mm-ss"); String fileName = coll.getName() + dateFormate.format(Facade.getInstanz().getCurrentDate()); coll.setName(fileName); fileName += ".xml"; if (fileHandling.isLocalFileSystem()) { String lastLoc = Platform.getPreferencesService().getString(CommonActivator.PLUGIN_ID, "LAST_EXPORT_DIR", null, null); selectedDirectory = fileHandling.createFileSaveDialog(shell, fileName, lastLoc, message, message); } else { selectedDirectory = AEConstants.TEMP_DOWNLOAD_DIR + AEConstants.FS; } if (selectedDirectory != null) { CommonActivator.getDefault().getPreferenceStore().setValue("LAST_EXPORT_DIR", selectedDirectory); CollectionXMLProcessor xmlProc = new CollectionXMLProcessor(); String xml = null; try { xml = xmlProc.writeToXML(coll); } catch (XMLStreamException e1) { // TODO Auto-generated catch block e1.printStackTrace(); } try { selectedDirectory = selectedDirectory + AEConstants.FS + fileName; // File f; // f = new File(selectedDirectory); Writer out = new OutputStreamWriter(new FileOutputStream(selectedDirectory), "UTF-8"); try { out.write(xml); } finally { out.close(); } String info = "Save and Write Clipboard to File Successful"; MessageDialog infoDialog = new MessageDialog(shell, info, null, info, MessageDialog.INFORMATION, new String[] { NLMessages.getString("Handler_ok") }, 0); //$NON-NLS-1$ infoDialog.open(); if (!fileHandling.isLocalFileSystem()) { fileHandling.createFileDownloadDialog(selectedDirectory + fileName, fileName, message, "Click link to download exported Collection"); } } catch (Exception e) { e.printStackTrace(); String info = "Save and Write Clipboard to File Unsuccessful"; MessageDialog infoDialog = new MessageDialog(shell, info, null, info, MessageDialog.WARNING, new String[] { NLMessages.getString("Handler_ok") }, 0); //$NON-NLS-1$ infoDialog.open(); } } } } return null; } @Override public final boolean isEnabled() { return true; } @Override public final boolean isHandled() { return true; } @Override public void removeHandlerListener(final IHandlerListener handlerListener) { } }