tmf/org.eclipse.tracecompass.tmf.ui/src/org/eclipse/tracecompass/internal/tmf/ui/project/wizards/importtrace/FileFileSystemObject.java

   1 /*******************************************************************************
   2  * Copyright (c) 2015 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  *     Marc-Andre Laperle - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.tracecompass.internal.tmf.ui.project.wizards.importtrace;
  14
  15 import java.io.File;
  16 import java.io.IOException;
  17
  18 import org.eclipse.core.resources.IResource;
  19 import org.eclipse.core.resources.ResourcesPlugin;
  20 import org.eclipse.core.runtime.CoreException;
  21 import org.eclipse.core.runtime.Path;
  22 import org.eclipse.core.runtime.URIUtil;
  23 import org.eclipse.tracecompass.tmf.core.TmfCommonConstants;
  24
  25 /**
  26  * The "File" implementation of an IFileSystemObject
  27  */
  28 class FileFileSystemObject implements IFileSystemObject {
  29
  30     private File fFileSystemObject;
  31
  32     FileFileSystemObject(File fileSystemObject) {
  33         fFileSystemObject = fileSystemObject;
  34     }
  35
  36     @Override
  37     public String getName() {
  38         String name = fFileSystemObject.getName();
  39         if (name.length() == 0) {
  40             return fFileSystemObject.getPath();
  41         }
  42         return name;
  43     }
  44
  45     @Override
  46     public String getAbsolutePath() {
  47         return fFileSystemObject.getAbsolutePath();
  48     }
  49
  50     @Override
  51     public boolean exists() {
  52         return fFileSystemObject.exists();
  53     }
  54
  55     @Override
  56     public String getSourceLocation() {
  57         IResource sourceResource;
  58         String sourceLocation = null;
  59         if (fFileSystemObject.isDirectory()) {
  60             sourceResource = ResourcesPlugin.getWorkspace().getRoot().getContainerForLocation(Path.fromOSString(fFileSystemObject.getAbsolutePath()));
  61         } else {
  62             sourceResource = ResourcesPlugin.getWorkspace().getRoot().getFileForLocation(Path.fromOSString(fFileSystemObject.getAbsolutePath()));
  63         }
  64         if (sourceResource != null && sourceResource.exists()) {
  65             try {
  66                 sourceLocation = sourceResource.getPersistentProperty(TmfCommonConstants.SOURCE_LOCATION);
  67             } catch (CoreException e) {
  68                 // Something went wrong with the already existing resource.
  69                 // This is not a problem, we'll assign a new location below.
  70             }
  71         }
  72         if (sourceLocation == null) {
  73             try {
  74                 sourceLocation = URIUtil.toUnencodedString(fFileSystemObject.getCanonicalFile().toURI());
  75             } catch (IOException e) {
  76                 // Something went wrong canonicalizing the file. We can still
  77                 // use the URI but there might be extra ../ in it.
  78                 sourceLocation = URIUtil.toUnencodedString(fFileSystemObject.toURI());
  79             }
  80         }
  81         return sourceLocation;
  82     }
  83
  84     @Override
  85     public Object getRawFileSystemObject() {
  86         return fFileSystemObject;
  87     }
  88
  89     @Override
  90     public boolean isDirectory() {
  91         return fFileSystemObject.isDirectory();
  92     }
  93 }