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/*******************************************************************************
* Copyright (c) 2008, 2016 Red Hat Inc. 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:
* Red Hat Incorporated - initial implementation
* IBM Rational Software - add and remove nature static methods
* Anna Dushistova (MontaVista) - [402595]Autotools nature loses builders added by contributed wizard pages
*******************************************************************************/
package org.eclipse.cdt.autotools.core;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.eclipse.cdt.internal.autotools.core.AutotoolsConfigurationBuilder;
import org.eclipse.cdt.managedbuilder.core.ManagedBuilderCorePlugin;
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.resources.IWorkspace;
import org.eclipse.core.resources.IWorkspaceDescription;
import org.eclipse.core.resources.IWorkspaceRunnable;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.jobs.ISchedulingRule;
import org.eclipse.core.runtime.jobs.Job;
public class AutotoolsNewProjectNature implements IProjectNature {
public static final String AUTOTOOLS_NATURE_ID = "org.eclipse.cdt.autotools.core.autotoolsNatureV2"; //$NON-NLS-1$
public static final String OLD_AUTOTOOLS_NATURE_ID = "org.eclipse.linuxtools.cdt.autotools.core.autotoolsNatureV2"; //$NON-NLS-1$
public static final String BUILDER_ID = ManagedBuilderCorePlugin.getUniqueIdentifier() + ".genmakebuilder"; //$NON-NLS-1$
/**
* @since 1.3
*/
public static final String REMOTE_BUILDER_ID = "org.eclipse.ptp.rdt.sync.cdt.core.SyncBuilder"; //$NON-NLS-1$
public static final String OLD_AUTOTOOLS_BUILDER_ID = "org.eclipse.linuxtools.cdt.autotools.genmakebuilder"; //$NON-NLS-1$
private IProject project;
@Override
public void configure() throws CoreException {
addAutotoolsBuilder(project, new NullProgressMonitor());
}
@Override
public void deconfigure() throws CoreException {
// TODO remove builder from here
}
@Override
public IProject getProject() {
return project;
}
@Override
public void setProject(IProject project) {
this.project = project;
}
/**
* Add the Autotools builder to the project
* @param project
* @param monitor
* @throws CoreException
*/
public static void addAutotoolsBuilder(IProject project, IProgressMonitor monitor) throws CoreException {
// Add the builder to the project
IProjectDescription description = project.getDescription();
ICommand[] commands = description.getBuildSpec();
if(checkEquals(commands,getBuildCommandsList(description, commands))){
return;
}
final ISchedulingRule rule = ResourcesPlugin.getWorkspace().getRoot();
final IProject proj = project;
Job backgroundJob = new Job("Autotools Set Project Description") {
@Override
protected IStatus run(IProgressMonitor monitor) {
try {
ResourcesPlugin.getWorkspace().run(new IWorkspaceRunnable() {
protected boolean savedAutoBuildingValue;
@Override
public void run(IProgressMonitor monitor) throws CoreException {
IWorkspace workspace = ResourcesPlugin.getWorkspace();
turnOffAutoBuild(workspace);
IProjectDescription prDescription = proj.getDescription();
//Other pieces of wizard might have contributed new builder commands;
//need to make sure we are using the most recent ones
ICommand[] currentCommands = prDescription.getBuildSpec();
ICommand[] newCommands = getBuildCommandsList(prDescription, currentCommands);
if(!checkEquals(currentCommands,newCommands)){
prDescription.setBuildSpec(newCommands);
proj.setDescription(prDescription, new NullProgressMonitor());
}
restoreAutoBuild(workspace);
}
protected final void turnOffAutoBuild(IWorkspace workspace) throws CoreException {
IWorkspaceDescription workspaceDesc = workspace.getDescription();
savedAutoBuildingValue = workspaceDesc.isAutoBuilding();
workspaceDesc.setAutoBuilding(false);
workspace.setDescription(workspaceDesc);
}
protected final void restoreAutoBuild(IWorkspace workspace) throws CoreException {
IWorkspaceDescription workspaceDesc = workspace.getDescription();
workspaceDesc.setAutoBuilding(savedAutoBuildingValue);
workspace.setDescription(workspaceDesc);
}
}, rule, IWorkspace.AVOID_UPDATE, monitor);
} catch (CoreException e) {
return e.getStatus();
}
IStatus returnStatus = Status.OK_STATUS;
return returnStatus;
}
};
backgroundJob.setRule(rule);
backgroundJob.schedule();
}
static boolean checkEquals(ICommand[] commands,
ICommand[] newCommands) {
if (newCommands.length != commands.length){
return false;
}
for (int j = 0; j < commands.length; ++j) {
if (!commands[j].getBuilderName().equals(newCommands[j].getBuilderName())) {
return false;
}
}
return true;
}
static ICommand[] getBuildCommandsList(IProjectDescription description,
ICommand[] commands) {
ArrayList<ICommand> commandList = new ArrayList<>();
// Make sure the Autotools Configuration builder just precedes the Common Builder
for (int i = 0; i < commands.length; i++) {
ICommand command = commands[i];
if (command.getBuilderName().equals(AutotoolsConfigurationBuilder.BUILDER_ID)) {
// ignore it
} else {
if (command.getBuilderName().equals(OLD_AUTOTOOLS_BUILDER_ID)) {
ICommand newCommand = description.newCommand();
newCommand.setBuilderName(BUILDER_ID);
command = newCommand;
}
// Make sure that the Autotools builder precedes the Managed builder
// or the Remote Synchronized builder.
if (command.getBuilderName().equals(BUILDER_ID) ||
command.getBuilderName().equals(REMOTE_BUILDER_ID)) {
// add Autotools Configuration builder just before builder
ICommand newCommand = description.newCommand();
newCommand.setBuilderName(AutotoolsConfigurationBuilder.BUILDER_ID);
commandList.add(newCommand);
}
commandList.add(command);
}
}
return commandList.toArray(new ICommand[commandList.size()]);
}
/**
* Utility method for adding an autotools nature to a project.
*
* @param proj the project to add the autotools nature to.
* @param monitor a progress monitor to indicate the duration of the operation, or
* <code>null</code> if progress reporting is not required.
*/
public static void addAutotoolsNature(IProject project, IProgressMonitor monitor) throws CoreException {
addNature(project, AUTOTOOLS_NATURE_ID, monitor);
}
/**
* Utility method for adding a nature to a project.
*
* @param proj the project to add the nature to.
* @param natureId the id of the nature to assign to the project
* @param monitor a progress monitor to indicate the duration of the operation, or
* <code>null</code> if progress reporting is not required.
*/
public static void addNature(IProject project, String natureId, IProgressMonitor monitor) throws CoreException {
IProjectDescription description = project.getDescription();
String[] prevNatures = description.getNatureIds();
for (int i = 0; i < prevNatures.length; i++) {
if (natureId.equals(prevNatures[i]))
return;
}
String[] newNatures = new String[prevNatures.length + 1];
System.arraycopy(prevNatures, 0, newNatures, 0, prevNatures.length);
newNatures[prevNatures.length] = natureId;
description.setNatureIds(newNatures);
project.setDescription(description, monitor);
}
/**
* Utility method to remove the autotools nature from a project.
*
* @param project to remove the autotools nature from
* @param mon progress monitor to indicate the duration of the operation, or
* <code>null</code> if progress reporting is not required.
* @throws CoreException
*/
public static void removeAutotoolsNature(IProject project, IProgressMonitor mon) throws CoreException {
removeNature(project, AUTOTOOLS_NATURE_ID, mon);
}
/**
* Utility method to remove the old autotools nature from a project.
*
* @param project to remove the old autotools nature from
* @param mon progress monitor to indicate the duration of the operation, or
* <code>null</code> if progress reporting is not required.
* @throws CoreException
*/
public static void removeOldAutotoolsNature(IProject project, IProgressMonitor mon) throws CoreException {
removeNature(project, OLD_AUTOTOOLS_NATURE_ID, mon);
}
/**
* Utility method for removing a project nature from a project.
*
* @param proj the project to remove the nature from
* @param natureId the nature id to remove
* @param monitor a progress monitor to indicate the duration of the operation, or
* <code>null</code> if progress reporting is not required.
*/
public static void removeNature(IProject project, String natureId, IProgressMonitor monitor) throws CoreException {
IProjectDescription description = project.getDescription();
String[] prevNatures = description.getNatureIds();
List<String> newNatures = new ArrayList<>(Arrays.asList(prevNatures));
newNatures.remove(natureId);
description.setNatureIds(newNatures.toArray(new String[newNatures.size()]));
project.setDescription(description, monitor);
}
}
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