| /******************************************************************************* |
| * Copyright (c) 2012 IBM Corporation 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: |
| * IBM Corporation - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.core.tests.internal.preferences; |
| |
| import java.io.*; |
| import java.util.Properties; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.core.runtime.preferences.AbstractPreferenceStorage; |
| import org.eclipse.core.tests.runtime.RuntimeTestsPlugin; |
| import org.osgi.service.prefs.BackingStoreException; |
| |
| /** |
| * Test class for scope "test3" which will test file formats, etc. |
| */ |
| public class TestNodeStorage3 extends AbstractPreferenceStorage { |
| |
| private static File root; |
| |
| static { |
| File source = RuntimeTestsPlugin.getTestData("/testData/preferences/test3"); |
| root = RuntimeTestsPlugin.getTempFolder(); |
| try { |
| RuntimeTestsPlugin.copy(source, root); |
| } catch (IOException e) { |
| //TODO |
| } |
| System.setProperty("equinox.preference.test.TestNodeStorage3,root", root.getAbsolutePath()); |
| } |
| |
| // made package private to use during testing |
| /* package */File getLocation(String nodePath) throws BackingStoreException { |
| if (root == null) |
| throw new BackingStoreException("Problems getting preference location."); |
| IPath path = new Path(nodePath); |
| return new File(root, path.lastSegment()); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.core.runtime.preferences.AbstractPreferenceStorage#load(java.lang.String) |
| */ |
| @Override |
| public Properties load(String nodePath) throws BackingStoreException { |
| File file = getLocation(nodePath); |
| if (!file.exists()) |
| return null; |
| InputStream input; |
| try { |
| input = new BufferedInputStream(new FileInputStream(file)); |
| return loadProperties(input); |
| } catch (FileNotFoundException e) { |
| throw new BackingStoreException("Exception while trying to open preference file: " + file.getAbsolutePath(), e); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.core.runtime.preferences.AbstractPreferenceStorage#save(java.lang.String, java.util.Properties) |
| */ |
| @Override |
| public void save(String nodePath, Properties properties) throws BackingStoreException { |
| File file = getLocation(nodePath); |
| if (file == null) |
| return; |
| OutputStream output; |
| try { |
| output = new BufferedOutputStream(new FileOutputStream(file)); |
| saveProperties(output, properties); |
| } catch (FileNotFoundException e) { |
| throw new BackingStoreException("Error occurred while saving preference file: " + file.getAbsolutePath(), e); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.core.runtime.preferences.AbstractPreferenceStorage#childrenNames(java.lang.String) |
| */ |
| @Override |
| public String[] childrenNames(String nodePath) { |
| // Until we expose load-levels to the user, we will only be called for root children here |
| return root == null ? new String[0] : root.list(); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.core.runtime.preferences.AbstractPreferenceStorage#removed(java.lang.String) |
| */ |
| @Override |
| public void removed(String nodePath) { |
| try { |
| File file = getLocation(nodePath); |
| if (file.exists()) |
| file.delete(); |
| } catch (BackingStoreException e) { |
| // fall through |
| } |
| } |
| |
| } |