cdm/src/main/java/ucar/nc2/util/DiskCache2.java
public void showCache(PrintStream pw) {
    pw.println("Cache files");
    pw.println("Size   LastModified       Filename");
    File dir = new File(root);
    File[] files = dir.listFiles();
    if (files != null)
      for (File file : files) {
        String org = null;
        try {
          org = URLDecoder.decode(file.getName(), "UTF8");
        } catch (UnsupportedEncodingException e) {
          e.printStackTrace();
        }

        pw.println(" " + file.length() + " " + new Date(file.lastModified()) + " " + org);
      }
  }
public void showCache(PrintStream pw) {
    pw.println("Cache files");
    pw.println("Size   LastModified       Filename");
    File dir = new File(root);
    File[] files = dir.listFiles();
    if (files != null)
      for (File file : files) {
        String org = null;
        try {
          org = URLDecoder.decode(file.getName(), "UTF8");
        } catch (UnsupportedEncodingException e) {
          e.printStackTrace();
        }

        pw.println(" " + file.length() + " " + new Date(file.lastModified()) + " " + org);
      }
  }
Show cache contents, for debugging.
@param pw write to this PrintStream.