示例#1
0
  /** {@inheritDoc} */
  @Override
  public void addAttributeListener(GridTaskSessionAttributeListener lsnr, boolean rewind) {
    A.notNull(lsnr, "lsnr");

    Map<Object, Object> attrs = null;

    List<GridTaskSessionAttributeListener> lsnrs;

    synchronized (mux) {
      lsnrs = new ArrayList<GridTaskSessionAttributeListener>(this.lsnrs.size());

      lsnrs.addAll(this.lsnrs);

      lsnrs.add(lsnr);

      lsnrs = Collections.unmodifiableList(lsnrs);

      this.lsnrs = lsnrs;

      if (rewind) attrs = new HashMap<Object, Object>(this.attrs);
    }

    if (rewind) {
      for (Map.Entry<Object, Object> entry : attrs.entrySet()) {
        for (GridTaskSessionAttributeListener l : lsnrs) {
          l.onAttributeSet(entry.getKey(), entry.getValue());
        }
      }
    }
  }
  /**
   * Finds all files in folder and in it's sub-tree of specified depth.
   *
   * @param file Starting folder
   * @param maxDepth Depth of the tree. If 1 - just look in the folder, no sub-folders.
   * @param filter file filter.
   * @return List of found files.
   */
  public static List<VisorLogFile> fileTree(File file, int maxDepth, @Nullable FileFilter filter) {
    if (file.isDirectory()) {
      File[] files = (filter == null) ? file.listFiles() : file.listFiles(filter);

      if (files == null) return Collections.emptyList();

      List<VisorLogFile> res = new ArrayList<>(files.length);

      for (File f : files) {
        if (f.isFile() && f.length() > 0) res.add(new VisorLogFile(f));
        else if (maxDepth > 1) res.addAll(fileTree(f, maxDepth - 1, filter));
      }

      return res;
    }

    return F.asList(new VisorLogFile(file));
  }