Example #1
0
  private boolean unpackFile(ZipFile zip, byte[] buf, ZipEntry fileEntry, String name)
      throws IOException, FileNotFoundException {
    if (fileEntry == null) fileEntry = zip.getEntry(name);
    if (fileEntry == null)
      throw new FileNotFoundException("Can't find " + name + " in " + zip.getName());

    File outFile = new File(sGREDir, name);
    if (outFile.lastModified() == fileEntry.getTime() && outFile.length() == fileEntry.getSize())
      return false;

    File dir = outFile.getParentFile();
    if (!dir.exists()) dir.mkdirs();

    InputStream fileStream;
    fileStream = zip.getInputStream(fileEntry);

    OutputStream outStream = new FileOutputStream(outFile);

    while (fileStream.available() > 0) {
      int read = fileStream.read(buf, 0, buf.length);
      outStream.write(buf, 0, read);
    }

    fileStream.close();
    outStream.close();
    outFile.setLastModified(fileEntry.getTime());
    return true;
  }
Example #2
0
  protected void unpackComponents() throws IOException, FileNotFoundException {
    File applicationPackage = new File(getApplication().getPackageResourcePath());
    File componentsDir = new File(sGREDir, "components");
    if (componentsDir.lastModified() == applicationPackage.lastModified()) return;

    componentsDir.mkdir();
    componentsDir.setLastModified(applicationPackage.lastModified());

    GeckoAppShell.killAnyZombies();

    ZipFile zip = new ZipFile(applicationPackage);

    byte[] buf = new byte[32768];
    try {
      if (unpackFile(zip, buf, null, "removed-files")) removeFiles();
    } catch (Exception ex) {
      // This file may not be there, so just log any errors and move on
      Log.w(LOG_FILE_NAME, "error removing files", ex);
    }

    // copy any .xpi file into an extensions/ directory
    Enumeration<? extends ZipEntry> zipEntries = zip.entries();
    while (zipEntries.hasMoreElements()) {
      ZipEntry entry = zipEntries.nextElement();
      if (entry.getName().startsWith("extensions/") && entry.getName().endsWith(".xpi")) {
        Log.i("GeckoAppJava", "installing extension : " + entry.getName());
        unpackFile(zip, buf, entry, entry.getName());
      }
    }
  }
Example #3
0
 void updateLastModifiedTime(Set<ZipEntry> zes) throws IOException {
   for (ZipEntry ze : zes) {
     long lastModified = ze.getTime();
     if (lastModified != -1) {
       File f = new File(ze.getName().replace('/', File.separatorChar));
       f.setLastModified(lastModified);
     }
   }
 }
Example #4
0
  /**
   * Extracts next entry from JAR file, creating directories as needed. If the entry is for a
   * directory which doesn't exist prior to this invocation, returns that entry, otherwise returns
   * null.
   */
  ZipEntry extractFile(InputStream is, ZipEntry e) throws IOException {
    ZipEntry rc = null;
    String name = e.getName();
    File f = new File(e.getName().replace('/', File.separatorChar));
    if (e.isDirectory()) {
      if (f.exists()) {
        if (!f.isDirectory()) {
          throw new IOException(formatMsg("error.create.dir", f.getPath()));
        }
      } else {
        if (!f.mkdirs()) {
          throw new IOException(formatMsg("error.create.dir", f.getPath()));
        } else {
          rc = e;
        }
      }

      if (vflag) {
        output(formatMsg("out.create", name));
      }
    } else {
      if (f.getParent() != null) {
        File d = new File(f.getParent());
        if (!d.exists() && !d.mkdirs() || !d.isDirectory()) {
          throw new IOException(formatMsg("error.create.dir", d.getPath()));
        }
      }
      try {
        copy(is, f);
      } finally {
        if (is instanceof ZipInputStream) ((ZipInputStream) is).closeEntry();
        else is.close();
      }
      if (vflag) {
        if (e.getMethod() == ZipEntry.DEFLATED) {
          output(formatMsg("out.inflated", name));
        } else {
          output(formatMsg("out.extracted", name));
        }
      }
    }
    if (!useExtractionTime) {
      long lastModified = e.getTime();
      if (lastModified != -1) {
        f.setLastModified(lastModified);
      }
    }
    return rc;
  }