code: public void dumpAll(FormattedWriter fw)
      {
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.entry(this, tc, "dumpAll");
  
          try
          {
              xmlRequestWriteOnFile(fw);
              xmlWriteRawOn(fw, true);
              fw.flush();
          } catch (IOException e)
          {
              // No FFDC Code Needed
              if (TraceComponent.isAnyTracingEnabled() && tc.isEventEnabled())
                  SibTr.event(this, tc, "Exception caught writing Mmessage store dump!", e);
          }
  
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.exit(this, tc, "dumpAll");
      }
docs: Dump message store dynamic diagnostic information and the
  the message store persistence diagnostic information, including
  information about the Items themselves.
  
  @param fw The FormattedWriter passed in by the ME