code: function(options) {
          OpenLayers.Util.extend(this, options);        
          this.executeCallbacks = [];
          this.formats = {
              'application/wkt': new OpenLayers.Format.WKT(),
              'application/json': new OpenLayers.Format.GeoJSON()
          };
      }
docs: Constructor: OpenLayers.WPSProcess
  
  Parameters:
  options - {Object} Object whose properties will be set on the instance.
  
  Avaliable options:
  client - {<OpenLayers.WPSClient>} Mandatory. Client that manages this
  process.
  server - {String} Mandatory. Local client identifier of this process's
  server.
  identifier - {String} Mandatory. Process identifier known to the server.