docs: protected void force() throws InternalLogException
      {
          if (tc.isEntryEnabled())
              Tr.entry(tc, "force", this);
  
          try
          {
              if (_isMapped)
              {
                  // Note: on Win2K we can get an IOException from this even though it is not declared
                  ((MappedByteBuffer) _fileBuffer).force();
              }
              else
              {
                  // Write the "pending" WritableLogRecords.
                  writePendingToFile();
                  _fileChannel.force(false);
              }
          } catch (java.io.IOException ioe)
          {
              FFDCFilter.processException(ioe, "com.ibm.ws.recoverylog.spi.LogFileHandle.force", "1049", this);
              _exceptionInForce = true;
              if (tc.isEventEnabled())
                  Tr.event(tc, "Unable to force file " + _fileName);
  
              // d453958: moved terminateserver code to MultiScopeRecoveryLog.markFailed method.
  
              if (tc.isEntryEnabled())
                  Tr.exit(tc, "force", "InternalLogException");
              throw new InternalLogException(ioe);
          } catch (InternalLogException exc)
          {
              FFDCFilter.processException(exc, "com.ibm.ws.recoverylog.spi.LogFileHandle.force", "1056", this);
              _exceptionInForce = true;
              if (tc.isEventEnabled())
                  Tr.event(tc, "Unable to force file " + _fileName);
              if (tc.isEntryEnabled())
                  Tr.exit(tc, "force", "InternalLogException");
              throw exc;
          } catch (LogIncompatibleException exc)
          {
              FFDCFilter.processException(exc, "com.ibm.ws.recoverylog.spi.LogFileHandle.force", "1096", this);
              _exceptionInForce = true;
              if (tc.isEventEnabled())
                  Tr.event(tc, "Unable to force file " + _fileName);
              if (tc.isEntryEnabled())
                  Tr.exit(tc, "force", "InternalLogException");
              throw new InternalLogException(exc);
          }
  
          if (tc.isEntryEnabled())
              Tr.exit(tc, "force");
      }