code: public FFDCLogger createFFDCHeader(Object invoker) {
          lines.add("_______________________________________________________________________");
          lines.add("");
          lines.add("    First Failure Data Capture information for");
          lines.add(new StringBuffer().append("          ").append(AdapterUtil.toString(invoker)).toString());
          lines.add("_______________________________________________________________________");
          lines.add("");
  
          return this;
      }
docs: Creates a header for FFDC output.
  
  @param invoker the object we are recording FFDC information for.
  
  @return this FFDC logger.