code: protected boolean shouldAddContentPart(String key)
      {
          boolean addPart=true;
          if(key.equals(FaxJob2HTTPRequestConverterConfigurationConstants.IGNORE_PARAMETER_KEY.toString()))
          {
              addPart=false;
          }
          
          return addPart;
      }
docs: This function enables to filter out parameters from the HTTP request.<br>
  Default implementation uses the default IGNORE_PARAMETER_KEY enum value.
  
  @param   key
  The parameter key
  @return  True to add, false to filter out