docs: private static String getFixedPathname(final String pathname) {
          if (pathname == null || m_voltFilePrefix == null) {
              return pathname;
          }
          if (pathname.contains(m_magic)) {
              if (pathname.contains(m_voltFilePrefix.getAbsolutePath())) {
                  return pathname;
              }
  
              int offset = pathname.indexOf(m_magic) + m_magic.length();
              String relativePath = pathname.substring(offset);
              // The this is probably a snapshot path and needs to be re-mapped to our snapshot
              // directory because truncation snapshot requests specify absolute paths
              return m_voltFilePrefix.getAbsolutePath() + relativePath;
          }
  
          return m_voltFilePrefix + File.separator + pathname;
      }