code: public static String getFilename(final String pPath, final char pSeparator) {
          int index = pPath.lastIndexOf(pSeparator);
  
          if (index < 0) {
              return pPath; // Assume only filename
          }
  
          return pPath.substring(index + 1);
      }
docs: Extracts the filename of a complete filename path.
  
  @param pPath      The full filename path.
  @param pSeparator The file separator.
  @return the extracted filename.
  @see File#getName
  @see #getDirectoryname