| /******************************************************************************* |
| * Copyright (c) 2017 Ericsson |
| * |
| * All rights reserved. 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 |
| *******************************************************************************/ |
| package org.eclipse.tracecompass.internal.tmf.ui.project.model; |
| |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IWorkspace; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.jdt.annotation.NonNull; |
| import org.eclipse.jdt.annotation.Nullable; |
| |
| /** |
| * Helper utility class for the project model. It provides methods for verifying |
| * shadow projects created when the tracing nature is added to an existing project. |
| * |
| * @author Bernd Hufmann |
| * |
| */ |
| public class TmfProjectModelHelper { |
| |
| // Shadow project name |
| private static final String SHADOW_PROJECT_NAME_PREFIX = ".tracecompass-"; //$NON-NLS-1$ |
| |
| private TmfProjectModelHelper() { |
| // Do nothing, private constructor |
| } |
| |
| /** |
| * Returns the parent project for a given shadow project. |
| * |
| * @param shadowProject |
| * the shadow project |
| * @return shadow project or null if the shadow project doesn't exist |
| */ |
| public static @Nullable IProject getProjectFromShadowProject(IProject shadowProject) { |
| if (shadowProject != null && isShadowProject(shadowProject)) { |
| String projName = shadowProject.getName().substring(SHADOW_PROJECT_NAME_PREFIX.length()); |
| IWorkspace workspace = ResourcesPlugin.getWorkspace(); |
| IProject project = workspace.getRoot().getProject(projName); |
| if (project.exists()) { |
| return project; |
| } |
| } |
| return null; |
| } |
| |
| /** |
| * Returns whether the given project is a shadow project. |
| * |
| * @param project |
| * the project |
| * @return true if given project is a shadow project or not |
| */ |
| public static boolean isShadowProject(@NonNull IProject project) { |
| return project.getName().startsWith(SHADOW_PROJECT_NAME_PREFIX); |
| } |
| |
| /** |
| * Returns whether the shadow project of a given project exists in the |
| * workspace. |
| * |
| * @param project |
| * the project |
| * @return true if the shadow project exists. |
| * |
| */ |
| public static boolean shadowProjectExists(@NonNull IProject project) { |
| IProject shadowProject = getShadowProject(project); |
| return shadowProject.exists(); |
| } |
| |
| /** |
| * Returns whether the shadow project of a given project exists in the |
| * workspace and is accessible. |
| * |
| * @param project |
| * the project |
| * @return true if the shadow project exists and accessible. |
| * |
| */ |
| public static boolean shadowProjectAccessible(@NonNull IProject project) { |
| IProject shadowProject = getShadowProject(project); |
| return shadowProject.exists() && shadowProject.isAccessible(); |
| } |
| |
| /** |
| * Gets the shadow project name from an input project name. |
| * |
| * @param name |
| * the name string |
| * |
| * @return shadow project name |
| */ |
| public static String getShadowProjectName(String name) { |
| return SHADOW_PROJECT_NAME_PREFIX + name; |
| } |
| |
| /** |
| * Gets the shadow project from an input project. |
| * It doesn't check if the project exists or not. |
| * |
| * @param project |
| * the input project |
| * |
| * @return shadow project |
| */ |
| public static IProject getShadowProject(IProject project) { |
| return getShadowProject(project.getName()); |
| } |
| |
| /** |
| * Gets the shadow project from an input project name. |
| * It doesn't check if the project exists or not. |
| * |
| * @param name |
| * the input project name |
| * |
| * @return shadow project |
| */ |
| public static IProject getShadowProject (String name) { |
| IWorkspace workspace = ResourcesPlugin.getWorkspace(); |
| return workspace.getRoot().getProject(getShadowProjectName(name)); |
| } |
| } |