| /******************************************************************************* |
| * Copyright (c) 2012, 2015 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.util.Properties; |
| import org.eclipse.core.internal.preferences.EclipsePreferences; |
| import org.eclipse.core.runtime.*; |
| import org.eclipse.core.runtime.preferences.IEclipsePreferences; |
| import org.eclipse.core.runtime.preferences.IScopeContext; |
| import org.eclipse.core.tests.harness.CoreTest; |
| import org.osgi.service.prefs.BackingStoreException; |
| |
| /* |
| * Test scope used for testing the file format on disk. |
| * Specifically in EclipsePreferencesTest.test_342709. |
| */ |
| public class TestScope2 extends EclipsePreferences implements IScopeContext { |
| |
| public static final String SCOPE = "test2"; //$NON-NLS-1$ |
| private String qualifier; |
| private int segmentCount; |
| private IEclipsePreferences loadLevel; |
| |
| public static IPath baseLocation; |
| private IPath location; |
| |
| static { |
| baseLocation = new CoreTest().getRandomLocation(); |
| } |
| |
| public TestScope2() { |
| this(null, null); |
| } |
| |
| private TestScope2(EclipsePreferences parent, String key) { |
| super(parent, key); |
| // cache the segment count |
| IPath path = new Path(absolutePath()); |
| segmentCount = path.segmentCount(); |
| if (segmentCount < 2) { |
| return; |
| } |
| |
| // cache the qualifier |
| String scope = path.segment(0); |
| if (TestScope2.SCOPE.equals(scope)) { |
| qualifier = path.segment(1); |
| } |
| |
| // cache the location |
| if (qualifier == null) { |
| return; |
| } |
| } |
| |
| @Override |
| protected IEclipsePreferences getLoadLevel() { |
| if (loadLevel == null) { |
| if (qualifier == null) { |
| return null; |
| } |
| // Make it relative to this node rather than navigating to it from the root. |
| // Walk backwards up the tree starting at this node. |
| // This is important to avoid a chicken/egg thing on startup. |
| IEclipsePreferences node = this; |
| for (int i = 2; i < segmentCount; i++) { |
| node = (IEclipsePreferences) node.parent(); |
| } |
| loadLevel = node; |
| } |
| return loadLevel; |
| } |
| |
| @Override |
| public IPath getLocation() { |
| if (location == null) { |
| location = computeLocation(baseLocation, qualifier); |
| } |
| return location; |
| } |
| |
| @Override |
| public String getName() { |
| return SCOPE; |
| } |
| |
| @Override |
| public IEclipsePreferences getNode(String qualifier1) { |
| return (IEclipsePreferences) Platform.getPreferencesService().getRootNode().node(SCOPE).node(qualifier1); |
| } |
| |
| @Override |
| protected EclipsePreferences internalCreate(EclipsePreferences nodeParent, String nodeName, Object context) { |
| return new TestScope2(nodeParent, nodeName); |
| } |
| |
| void setDirty(boolean value) { |
| dirty = value; |
| } |
| |
| Properties toProperties() throws BackingStoreException { |
| return convertToProperties(new Properties(), ""); |
| } |
| } |