| /******************************************************************************* |
| * Copyright (c) 2019 ArSysOp and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Alexander Fedorov <alexander.fedorov@arsysop.ru> - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.e4.core.internal.services.about; |
| |
| import java.io.BufferedReader; |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| import java.io.InputStreamReader; |
| import java.io.PrintWriter; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.preferences.IEclipsePreferences; |
| import org.eclipse.core.runtime.preferences.IPreferencesService; |
| import org.eclipse.e4.core.services.about.AboutSections; |
| import org.eclipse.e4.core.services.about.ISystemInformation; |
| import org.eclipse.osgi.util.NLS; |
| import org.osgi.service.component.annotations.Component; |
| import org.osgi.service.component.annotations.Reference; |
| |
| @Component(service = { ISystemInformation.class }, property = { AboutSections.SECTION + '=' + AboutSections.SECTION_USER_PREFERENCES }) |
| public class UserPreferences implements ISystemInformation { |
| |
| private IPreferencesService preferencesService; |
| |
| @Reference |
| void bindPreferencesService(IPreferencesService service) { |
| this.preferencesService = service; |
| } |
| |
| void unbindPreferencesService() { |
| this.preferencesService = null; |
| } |
| |
| @Override |
| public void append(PrintWriter writer) { |
| ByteArrayOutputStream stm = new ByteArrayOutputStream(); |
| try (ByteArrayOutputStream baos = new ByteArrayOutputStream()) { |
| IEclipsePreferences node = preferencesService.getRootNode(); |
| preferencesService.exportPreferences(node, stm, null); |
| try (ByteArrayInputStream in = new ByteArrayInputStream(stm.toByteArray()); |
| BufferedReader reader = new BufferedReader(new InputStreamReader(in, "8859_1"))) {//$NON-NLS-1$ |
| char[] chars = new char[8192]; |
| while (true) { |
| int read = reader.read(chars); |
| if (read <= 0) { |
| break; |
| } |
| writer.write(chars, 0, read); |
| } |
| } |
| } catch (IOException | CoreException e) { |
| writer.println(NLS.bind(AboutMessages.errorReadingPreferences, e)); |
| } |
| } |
| } |