| /******************************************************************************* |
| * Copyright (c) 2004, 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.internal.preferences; |
| |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.preferences.IEclipsePreferences; |
| import org.eclipse.core.runtime.preferences.IScopeContext; |
| |
| /** |
| * Abstract super-class for scope context object contributed |
| * by the Platform. |
| * |
| * @since 3.0 |
| */ |
| public abstract class AbstractScope implements IScopeContext { |
| |
| |
| @Override |
| public abstract String getName(); |
| |
| /* |
| * Default path hierarchy for nodes is /<scope>/<qualifier>. |
| * |
| * @see org.eclipse.core.runtime.preferences.IScopeContext#getNode(java.lang.String) |
| */ |
| @Override |
| public IEclipsePreferences getNode(String qualifier) { |
| if (qualifier == null) |
| throw new IllegalArgumentException(); |
| return (IEclipsePreferences) PreferencesService.getDefault().getRootNode().node(getName()).node(qualifier); |
| } |
| |
| |
| @Override |
| public abstract IPath getLocation(); |
| |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) |
| return true; |
| if (!(obj instanceof IScopeContext)) |
| return false; |
| IScopeContext other = (IScopeContext) obj; |
| if (!getName().equals(other.getName())) |
| return false; |
| IPath location = getLocation(); |
| return location == null ? other.getLocation() == null : location.equals(other.getLocation()); |
| } |
| |
| |
| @Override |
| public int hashCode() { |
| return getName().hashCode(); |
| } |
| } |