| /******************************************************************************* |
| * Copyright (c) 2000, 2009 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.debug.internal.core; |
| |
| |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.IWorkspaceRoot; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.runtime.IAdaptable; |
| import org.eclipse.core.runtime.Path; |
| |
| /** |
| * The ResourceFactory is used to save and recreate an IResource object. |
| * As such, it implements the IPersistableElement interface for storage |
| * and the IElementFactory interface for recreation. |
| */ |
| public class ResourceFactory { |
| |
| // These persistence constants are stored in XML. Do not |
| // change them. |
| public static final String TAG_PATH = "path";//$NON-NLS-1$ |
| |
| public static final String TAG_TYPE = "type";//$NON-NLS-1$ |
| |
| /** |
| * Creates and returns an element based on the given memento |
| * |
| * @param memento element memento |
| * @return associated element |
| */ |
| public static IAdaptable createElement(XMLMemento memento) { |
| // Get the file name. |
| String fileName = memento.getString(TAG_PATH); |
| if (fileName == null) { |
| return null; |
| } |
| |
| IWorkspaceRoot root = ResourcesPlugin.getWorkspace().getRoot(); |
| String type = memento.getString(TAG_TYPE); |
| IResource res = null; |
| if (type == null) { |
| // Old format memento. Create an IResource using findMember. |
| // Will return null for resources in closed projects. |
| res = root.findMember(new Path(fileName)); |
| } else { |
| int resourceType = Integer.parseInt(type); |
| |
| if (resourceType == IResource.ROOT) { |
| res = root; |
| } else if (resourceType == IResource.PROJECT) { |
| res = root.getProject(fileName); |
| } else if (resourceType == IResource.FOLDER) { |
| res = root.getFolder(new Path(fileName)); |
| } else if (resourceType == IResource.FILE) { |
| res = root.getFile(new Path(fileName)); |
| } |
| } |
| return res; |
| } |
| |
| public static void saveState(XMLMemento memento, IResource res) { |
| memento.putString(TAG_PATH, res.getFullPath().toString()); |
| memento.putString(TAG_TYPE, Integer.toString(res.getType())); |
| } |
| } |