| /******************************************************************************* |
| * Copyright (c) 2009, 2019 Xored Software Inc and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-v20.html |
| * |
| * Contributors: |
| * Xored Software Inc - initial API and implementation and/or initial documentation |
| *******************************************************************************/ |
| package org.eclipse.rcptt.core.nature; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.core.resources.ICommand; |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IProjectDescription; |
| import org.eclipse.core.resources.IProjectNature; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.NullProgressMonitor; |
| import org.eclipse.rcptt.internal.core.RcpttPlugin; |
| |
| /** |
| * Rcptt Project Nature |
| * TODO: it makes sense to move nature to another plug-in because |
| * this class needn't on target platform |
| */ |
| public class RcpttNature implements IProjectNature { |
| |
| public static final String NATURE_ID = RcpttPlugin.PLUGIN_ID + ".rcpttnature"; |
| public static final String LEGACY_NATURE_ID = "com.xored.q7.core.q7nature"; |
| public static final String BUILDER_ID = "org.eclipse.rcptt.core.builder.q7Builder"; |
| public static final String LEGACY_BUILDER_ID = "com.xored.q7.core.builder.q7Builder"; |
| |
| private IProject project; |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.core.resources.IProjectNature#configure() |
| */ |
| public void configure() throws CoreException { |
| if (!hasBuilder(project)) |
| enableFor(project); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.core.resources.IProjectNature#deconfigure() |
| */ |
| public void deconfigure() throws CoreException { |
| //Builder is associated with nature and will be deactivated automatically |
| } |
| |
| public static boolean isRcpttProject(IProject project) throws CoreException { |
| return project.hasNature(NATURE_ID); |
| } |
| |
| public static void updateProjectNature(IProject project, boolean add) |
| throws CoreException { |
| List<String> natures = getNewNatures(project, add); |
| if (natures != null) { |
| IProjectDescription description = project.getDescription(); |
| String[] naturesArray = natures.toArray(new String[natures.size()]); |
| description.setNatureIds(naturesArray); |
| project.setDescription(description, new NullProgressMonitor()); |
| } |
| } |
| |
| public static List<String> getNewNatures(IProject project, boolean add) |
| throws CoreException { |
| List<String> newNatures = new ArrayList<String>(); |
| IProjectDescription description = project.getDescription(); |
| String[] natures = description.getNatureIds(); |
| for (String nature : natures) { |
| if (NATURE_ID.equals(nature)) { |
| // need to add nature and we already have it -> nothing to do |
| if (add) |
| return null; |
| // need to remove nature -> do not copy it to the result list |
| else |
| continue; |
| } |
| newNatures.add(nature); |
| } |
| if (add) { |
| // we need to add nature |
| newNatures.add(NATURE_ID); |
| } |
| // need to remove nature and there is no out nature - nothing to do |
| else if (newNatures.size() == natures.length) { |
| return null; |
| } |
| return newNatures; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.core.resources.IProjectNature#getProject() |
| */ |
| public IProject getProject() { |
| return project; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see |
| * org.eclipse.core.resources.IProjectNature#setProject(org.eclipse.core |
| * .resources.IProject) |
| */ |
| public void setProject(IProject project) { |
| this.project = project; |
| } |
| |
| private static boolean hasBuilder(IProject iProject) throws CoreException { |
| IProjectDescription description = iProject.getDescription(); |
| ICommand[] buildSpec = description.getBuildSpec(); |
| for (ICommand iCommand : buildSpec) { |
| if (iCommand.getBuilderName().equals(BUILDER_ID)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| private static void enableFor(IProject iProject) throws CoreException { |
| IProjectDescription description = iProject.getDescription(); |
| ICommand[] buildSpec = description.getBuildSpec(); |
| ICommand[] newSpecs = new ICommand[buildSpec.length + 1]; |
| System.arraycopy(buildSpec, 0, newSpecs, 0, buildSpec.length); |
| newSpecs[buildSpec.length] = description.newCommand(); |
| newSpecs[buildSpec.length].setBuilderName(BUILDER_ID); |
| // newSpecs[buildSpec.length].setArguments(args) |
| description.setBuildSpec(newSpecs); |
| iProject.setDescription(description, new NullProgressMonitor()); |
| } |
| |
| } |