/// <summary>
/// Prepares a Proxy's Ext.data.Request object
/// @param {Ext.data.Request} request The request object
/// @return {Ext.data.Request} The modified request object
/// </summary>
public Request write(Request request){return null;}
/// <summary>
/// Get the url for the request taking into account the order of priority,
/// - The request
/// - The api
/// - The url
/// @private
/// @param {Ext.data.Request} request The request
/// @return {String} The url
/// </summary>
public JsString getUrl(Request request){return null;}
/// <summary>
/// Generates a url based on a given Ext.data.Request object. By default, ServerProxy's buildUrl will add the
/// cache-buster param to the end of the url. Subclasses may need to perform additional modifications to the url.
/// @param {Ext.data.Request} request The request object
/// @return {String} The url
/// </summary>
public JsString buildUrl(Request request){return null;}
/// <summary>
/// @private
/// Creates and returns the function that is called when the request has completed. The returned function
/// should accept a Response object, which contains the response to be read by the configured Reader.
/// The third argument is the callback that should be called after the request has been completed and the Reader has decoded
/// the response. This callback will typically be the callback passed by a store, e.g. in proxy.read(operation, theCallback, scope)
/// theCallback refers to the callback argument received by this function.
/// See {@link #doRequest} for details.
/// @param {Ext.data.Request} request The Request object
/// @param {Ext.data.Operation} operation The Operation being executed
/// @param {Function} callback The callback function to be called when the request completes. This is usually the callback
/// passed to doRequest
/// @param {Object} scope The scope in which to execute the callback function
/// @return {Function} The callback function
/// </summary>
public JsAction createRequestCallback(Request request, Operation operation, JsAction callback, object scope){return null;}
/// <summary>
/// Returns the HTTP method name for a given request. By default this returns based on a lookup on
/// {@link #actionMethods}.
/// @param {Ext.data.Request} request The request object
/// @return {String} The HTTP method to use (should be one of 'GET', 'POST', 'PUT' or 'DELETE')
/// </summary>
public JsString getMethod(Request request){return null;}
/// <summary>
/// @private
/// Starts a timer with the value of this.timeout - if this fires it means the request took too long so we
/// cancel the request. If the request was successful this timer is cancelled by this.afterRequest
/// @param {Ext.data.Request} request The Request to handle
/// </summary>
public void createTimeoutHandler(Request request, object operation){}
