1 /*

     2  * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 

     3  * All rights reserved.

     4  * This component and the accompanying materials are made available

     5  * under the terms of the License "Eclipse Public License v1.0"

     6  * which accompanies this distribution, and is available

     7  * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8  *

     9  * Initial Contributors:

    10  * Nokia Corporation - initial contribution.

    11  *

    12  * Contributors:

    13  *

    14  * Description: 

    15  *

    16  */

    17 

    18 package com.nokia.carbide.cpp.pi.core;

    19 

    20 import java.util.ArrayList;

    21 import java.util.Arrays;

    22 import java.util.List;

    23 

    24 import org.eclipse.core.resources.IProject;

    25 import org.eclipse.core.resources.IProjectDescription;

    26 import org.eclipse.core.resources.IProjectNature;

    27 import org.eclipse.core.runtime.CoreException;

    28 import org.eclipse.core.runtime.IProgressMonitor;

    29 

    30 public class PIProjectNature implements IProjectNature {

    31 

    32 	public static final String PI_NATURE_ID = PICorePlugin.PLUGIN_ID + ".pinature";  //$NON-NLS-1$

    33 	

    34 	private IProject fProject;

    35 	

    36 	public void configure() throws CoreException {

    37 	}

    38 

    39 	public void deconfigure() throws CoreException {

    40 	}

    41 

    42 	public PIProjectNature() {

    43 	}

    44 	

    45 	public PIProjectNature(IProject project) {

    46 		setProject(project);

    47 	}

    48 

    49 	public IProject getProject() {

    50 		return fProject;

    51 	}

    52 

    53 	public void setProject(IProject project) {

    54 		fProject = project;

    55 	}

    56 

    57 	public static void addPINature(IProject project, IProgressMonitor mon) throws CoreException {

    58 		addNature(project, PI_NATURE_ID, mon);

    59 	}

    60 

    61 	public static void removePINature(IProject project, IProgressMonitor mon) throws CoreException {

    62 		removeNature(project, PI_NATURE_ID, mon);

    63 	}

    64 

    65 	private static void addNature(IProject project, String natureId, IProgressMonitor monitor) throws CoreException {

    66 		IProjectDescription description = project.getDescription();

    67 		String[] prevNatures = description.getNatureIds();

    68 		for (String prevNature : prevNatures) {

    69 			if (natureId.equals(prevNature)) {

    70 				return;

    71 			}

    72 		}

    73 		String[] newNatures = new String[prevNatures.length + 1];

    74 		System.arraycopy(prevNatures, 0, newNatures, 0, prevNatures.length);

    75 		newNatures[prevNatures.length] = natureId;

    76 		description.setNatureIds(newNatures);

    77 		project.setDescription(description, monitor);

    78 	}

    79 

    80 	private static void removeNature(IProject project, String natureId, IProgressMonitor monitor) throws CoreException {

    81 		IProjectDescription description = project.getDescription();

    82 		String[] prevNatures = description.getNatureIds();

    83 		List<String> newNatures = new ArrayList<String>(Arrays.asList(prevNatures));

    84 		newNatures.remove(natureId);

    85 		description.setNatureIds((String[]) newNatures.toArray(new String[newNatures.size()]));

    86 		project.setDescription(description, monitor);

    87 	}

    88 

    89 }