--- /dev/null
+//
+// Notifications.swift
+//
+// Copyright (c) 2014-2017 Alamofire Software Foundation (http://alamofire.org/)
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+//
+
+import Foundation
+
+extension Notification.Name {
+ /// Used as a namespace for all `URLSessionTask` related notifications.
+ public struct Task {
+ /// Posted when a `URLSessionTask` is resumed. The notification `object` contains the resumed `URLSessionTask`.
+ public static let DidResume = Notification.Name(rawValue: "org.alamofire.notification.name.task.didResume")
+
+ /// Posted when a `URLSessionTask` is suspended. The notification `object` contains the suspended `URLSessionTask`.
+ public static let DidSuspend = Notification.Name(rawValue: "org.alamofire.notification.name.task.didSuspend")
+
+ /// Posted when a `URLSessionTask` is cancelled. The notification `object` contains the cancelled `URLSessionTask`.
+ public static let DidCancel = Notification.Name(rawValue: "org.alamofire.notification.name.task.didCancel")
+
+ /// Posted when a `URLSessionTask` is completed. The notification `object` contains the completed `URLSessionTask`.
+ public static let DidComplete = Notification.Name(rawValue: "org.alamofire.notification.name.task.didComplete")
+ }
+}
+
+// MARK: -
+
+extension Notification {
+ /// Used as a namespace for all `Notification` user info dictionary keys.
+ public struct Key {
+ /// User info dictionary key representing the `URLSessionTask` associated with the notification.
+ public static let Task = "org.alamofire.notification.key.task"
+ }
+}