org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/internal/tmf/ui/project/model/TmfImportHelper.java

   1 /**********************************************************************
   2  * Copyright (c) 2013 Ericsson
   3  *
   4  * All rights reserved. This program and the accompanying materials are
   5  * made available under the terms of the Eclipse Public License v1.0 which
   6  * accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *   Matthew Khouzam - Initial API and implementation
  11  **********************************************************************/
  12
  13 package org.eclipse.linuxtools.internal.tmf.ui.project.model;
  14
  15 import java.io.File;
  16
  17 import org.eclipse.core.resources.IFile;
  18 import org.eclipse.core.resources.IFolder;
  19 import org.eclipse.core.resources.IResource;
  20 import org.eclipse.core.resources.IWorkspace;
  21 import org.eclipse.core.resources.ResourcesPlugin;
  22 import org.eclipse.core.runtime.CoreException;
  23 import org.eclipse.core.runtime.IPath;
  24 import org.eclipse.core.runtime.IStatus;
  25 import org.eclipse.core.runtime.NullProgressMonitor;
  26 import org.eclipse.linuxtools.internal.tmf.ui.Activator;
  27 import org.eclipse.linuxtools.tmf.ui.project.model.TmfNavigatorContentProvider;
  28
  29 /**
  30  * Import helper used to import traces
  31  *
  32  * It has two purposes: - import files and directories into projects - set the
  33  * resource types
  34  *
  35  * @author Matthew Khouzam
  36  */
  37 public class TmfImportHelper {
  38
  39     /**
  40      * Create a link and replace what was already there.
  41      *
  42      * @param parentFolder
  43      *            the resource to import to, does not contain the element name
  44      * @param location
  45      *            where the resource (file/directory) is located
  46      * @param targetName
  47      *            the name to display
  48      * @return the resource created. Should not be null
  49      * @throws CoreException
  50      *             an exception made by createLink.
  51      */
  52     public static IResource createLink(IFolder parentFolder, IPath location, String targetName) throws CoreException {
  53         File source = new File(location.toString());
  54         IResource res = null;
  55         IWorkspace workspace = ResourcesPlugin.getWorkspace();
  56         if (source.isDirectory()) {
  57             IFolder folder = parentFolder.getFolder(targetName);
  58             IStatus result = workspace.validateLinkLocation(folder, location);
  59             if (result.isOK()) {
  60                 folder.createLink(location, IResource.REPLACE, new NullProgressMonitor());
  61             } else {
  62                 Activator.getDefault().logError(result.getMessage());
  63             }
  64         } else {
  65             IFile file = parentFolder.getFile(targetName);
  66             IStatus result = workspace.validateLinkLocation(file, location);
  67             if (result.isOK()) {
  68                 file.createLink(location, IResource.REPLACE,
  69                         new NullProgressMonitor());
  70             } else {
  71                 Activator.getDefault().logError(result.getMessage());
  72             }
  73         }
  74         forceFolderRefresh(parentFolder);
  75         res = parentFolder.findMember(location.lastSegment());
  76         return res;
  77     }
  78
  79     /**
  80      * Refresh the folders to have sub-folders
  81      *
  82      * @param parentFolder
  83      *            the folder to refresh
  84      */
  85     public static void forceFolderRefresh(IFolder parentFolder) {
  86         final TmfNavigatorContentProvider ncp = new TmfNavigatorContentProvider();
  87         // force the model to be populated
  88         ncp.getChildren(parentFolder.getProject());
  89     }
  90 }