nl_tokens: This method handles the processing of the response and is usually overridden by subclasses to do additional processing .
pl_tokens: function ( success , operation , request , response , callback , scope ) { var me = this , action = operation . getAction ( ) , reader , resultSet ; if ( success === true ) { reader = me . getReader ( ) ; try { resultSet = reader . process ( me . getResponseResult ( response ) ) ; } catch ( e ) { operation . setException ( e . message ) ; me . fireEvent ( 'exception' , <mask> , response , operation ) ; return ; } // This could happen if the model was configured using metaData if ( ! operation . getModel ( ) ) { operation . setModel ( this . getModel ( ) ) ; } if ( operation . process ( action , resultSet , request , response ) === false ) { me . setException ( operation , response ) ; me . fireEvent ( 'exception' , me , response , operation ) ; } } else { me . setException ( operation , response ) ; /**
               * @event exception
               * Fires when the server returns an exception
               * @param {Ext.data.proxy.Proxy} this
               * @param {Object} response The response from the AJAX request
               * @param {Ext.data.Operation} operation The operation that triggered request
               */ me . fireEvent ( 'exception' , this , response , operation ) ; } //this callback is the one that was passed to the 'read' or 'write' function above if ( typeof callback == 'function' ) { callback . call ( scope || me , operation ) ; } me . afterRequest ( request , success ) ; }