| /******************************************************************************* |
| * Copyright (c) 2017, 2018 David Weiser 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: |
| * David Weiser - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ui.internal.preferences; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.internal.WorkbenchMessages; |
| |
| /** |
| * The PreferenceSettingsTransfer is the settings transfer for the workbench |
| * preferences. |
| * |
| * @since 3.110 |
| * |
| */ |
| public class PreferencesSettingsTransfer extends WorkbenchSettingsTransfer { |
| |
| @Override |
| public IStatus transferSettings(IPath newWorkspaceRoot) { |
| File srcFolder = new File(getOldPath().toOSString()); |
| File destFolder = new File(getNewPath(newWorkspaceRoot).toOSString()); |
| |
| if (!destFolder.exists()) { |
| destFolder.mkdirs(); |
| } |
| |
| if (srcFolder.isDirectory()) { |
| String[] files = srcFolder.list(); |
| if (files == null) { |
| return new Status(IStatus.ERROR, PlatformUI.PLUGIN_ID, |
| "Content from directory '" + srcFolder.getAbsolutePath() + "' can not be listed."); //$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| for (String file : files) { |
| File srcFile = new File(srcFolder.getPath().toString(), file); |
| File destFile = new File(destFolder.getPath().toString(), file); |
| |
| try { |
| copyFiles(srcFile, destFile); |
| } catch (IOException e) { |
| return new Status(IStatus.ERROR, PlatformUI.PLUGIN_ID, e.getMessage()); |
| } |
| } |
| } |
| return Status.OK_STATUS; |
| } |
| |
| private void copyFiles(File src, File dest) throws IOException { |
| |
| try (FileOutputStream fos = new FileOutputStream(dest); FileInputStream fis = new FileInputStream(src)) { |
| byte[] buffer = new byte[1024]; |
| int length; |
| while ((length = fis.read(buffer)) > 0) { |
| fos.write(buffer, 0, length); |
| } |
| } |
| } |
| |
| @Override |
| public String getName() { |
| return WorkbenchMessages.WorkbenchPreferences_Name; |
| } |
| |
| private IPath getNewPath(IPath newWorkspaceRoot) { |
| return newWorkspaceRoot.append(new Path(".metadata/.plugins/org.eclipse.core.runtime/.settings")); //$NON-NLS-1$ |
| } |
| |
| private IPath getOldPath() { |
| return Platform.getLocation().append(new Path(".metadata/.plugins/org.eclipse.core.runtime/.settings")); //$NON-NLS-1$ |
| } |
| } |