code: @SuppressWarnings("UnusedDeclaration")
      public void setFilterConfig(final FilterConfig pFilterConfig) {
          try {
              init(pFilterConfig);
          }
          catch (ServletException e) {
              log("Error in init(), see stack trace for details.", e);
          }
      }
docs: Initializes the filter.
  
  @param pFilterConfig the filter config
  @see #init init
  
  @deprecated For compatibility only, use {@link #init init} instead.