tmf/org.eclipse.tracecompass.tmf.ui/src/org/eclipse/tracecompass/internal/tmf/ui/project/wizards/importtrace/ZipFileSystemObject.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 import java.net.URI;
  18
  19 import org.apache.commons.compress.archivers.zip.ZipArchiveEntry;
  20 import org.eclipse.core.runtime.IPath;
  21 import org.eclipse.core.runtime.Path;
  22 import org.eclipse.core.runtime.URIUtil;
  23
  24 /**
  25  * The "Zip" implementation of an IFileSystemObject
  26  */
  27 class ZipFileSystemObject implements IFileSystemObject {
  28
  29     private ZipArchiveEntry fFileSystemObject;
  30     private String fArchivePath;
  31
  32     ZipFileSystemObject(ZipArchiveEntry fileSystemObject, String archivePath) {
  33         fFileSystemObject = fileSystemObject;
  34         fArchivePath = archivePath;
  35     }
  36
  37     @Override
  38     public String getName() {
  39         return new Path(fFileSystemObject.getName()).lastSegment();
  40     }
  41
  42     @Override
  43     public String getAbsolutePath() {
  44         throw new UnsupportedOperationException();
  45     }
  46
  47     @Override
  48     public boolean exists() {
  49         return true;
  50     }
  51
  52     @Override
  53     public String getSourceLocation() {
  54         File file = new File(fArchivePath);
  55         try {
  56             file = file.getCanonicalFile();
  57         } catch (IOException e) {
  58             // Will still work but might have extra ../ in the path
  59         }
  60         URI uri = file.toURI();
  61         IPath entryPath = new Path(fFileSystemObject.getName());
  62
  63         URI jarURI = entryPath.isRoot() ? URIUtil.toJarURI(uri, Path.EMPTY) : URIUtil.toJarURI(uri, entryPath);
  64         return URIUtil.toUnencodedString(jarURI);
  65     }
  66
  67     @Override
  68     public Object getRawFileSystemObject() {
  69         return fFileSystemObject;
  70     }
  71
  72     @Override
  73     public boolean isDirectory() {
  74         return fFileSystemObject.isDirectory();
  75     }
  76 }