Request resume, suspend and cancel APIs now post notifications.

This is necessary to support the network activity indicator.

Alamofire.xcodeproj/project.pbxproj

@@ -109,6 +109,10 @@
 		4C83F41D1B749E0E00203445 /* Stream.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4C83F41A1B749E0E00203445 /* Stream.swift */; };
 		4CA028C51B7466C500C84163 /* ResultTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4CA028C41B7466C500C84163 /* ResultTests.swift */; };
 		4CA028C61B7466C500C84163 /* ResultTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4CA028C41B7466C500C84163 /* ResultTests.swift */; };
+		4CB928291C66BFBC00CE5F08 /* NotificationNames.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4CB928281C66BFBC00CE5F08 /* NotificationNames.swift */; };
+		4CB9282A1C66BFBC00CE5F08 /* NotificationNames.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4CB928281C66BFBC00CE5F08 /* NotificationNames.swift */; };
+		4CB9282B1C66BFBC00CE5F08 /* NotificationNames.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4CB928281C66BFBC00CE5F08 /* NotificationNames.swift */; };
+		4CB9282C1C66BFBC00CE5F08 /* NotificationNames.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4CB928281C66BFBC00CE5F08 /* NotificationNames.swift */; };
 		4CCFA79A1B2BE71600B6F460 /* URLProtocolTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4CCFA7991B2BE71600B6F460 /* URLProtocolTests.swift */; };
 		4CCFA79B1B2BE71600B6F460 /* URLProtocolTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4CCFA7991B2BE71600B6F460 /* URLProtocolTests.swift */; };
 		4CDE2C371AF8932A00BABAE5 /* Manager.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4CDE2C361AF8932A00BABAE5 /* Manager.swift */; };
@@ -255,6 +259,7 @@
 		4C812C601B535F6D0017E0BF /* testssl-expire.disig.sk.cer */ = {isa = PBXFileReference; lastKnownFileType = file; name = "testssl-expire.disig.sk.cer"; path = "disig.sk/testssl-expire.disig.sk.cer"; sourceTree = "<group>"; };
 		4C83F41A1B749E0E00203445 /* Stream.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = Stream.swift; sourceTree = "<group>"; };
 		4CA028C41B7466C500C84163 /* ResultTests.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = ResultTests.swift; sourceTree = "<group>"; };
+		4CB928281C66BFBC00CE5F08 /* NotificationNames.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = NotificationNames.swift; sourceTree = "<group>"; };
 		4CCFA7991B2BE71600B6F460 /* URLProtocolTests.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = URLProtocolTests.swift; sourceTree = "<group>"; };
 		4CDE2C361AF8932A00BABAE5 /* Manager.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = Manager.swift; sourceTree = "<group>"; };
 		4CDE2C391AF899EC00BABAE5 /* Request.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = Request.swift; sourceTree = "<group>"; };
@@ -491,6 +496,7 @@
 			children = (
 				4C1DC8531B68908E00476DE3 /* Error.swift */,
 				4CDE2C361AF8932A00BABAE5 /* Manager.swift */,
+				4CB928281C66BFBC00CE5F08 /* NotificationNames.swift */,
 				4CE2724E1AF88FB500F1D59A /* ParameterEncoding.swift */,
 				4CDE2C391AF899EC00BABAE5 /* Request.swift */,
 				4C0B62501BB1001C009302D3 /* Response.swift */,
@@ -946,6 +952,7 @@
 				4CF627131BA7CBF60011A099 /* Validation.swift in Sources */,
 				4CF6270E1BA7CBF60011A099 /* MultipartFormData.swift in Sources */,
 				4C80F9F81BB730EF001B46D2 /* Response.swift in Sources */,
+				4CB9282B1C66BFBC00CE5F08 /* NotificationNames.swift in Sources */,
 				4CF627091BA7CBF60011A099 /* Manager.swift in Sources */,
 				4CF6270F1BA7CBF60011A099 /* ResponseSerialization.swift in Sources */,
 				4CF6270B1BA7CBF60011A099 /* Request.swift in Sources */,
@@ -992,6 +999,7 @@
 				4C1DC8551B68908E00476DE3 /* Error.swift in Sources */,
 				4CDE2C381AF8932A00BABAE5 /* Manager.swift in Sources */,
 				4C0B62521BB1001C009302D3 /* Response.swift in Sources */,
+				4CB9282A1C66BFBC00CE5F08 /* NotificationNames.swift in Sources */,
 				4DD67C251A5C590000ED2280 /* Alamofire.swift in Sources */,
 				4C23EB441B327C5B0090E0BC /* MultipartFormData.swift in Sources */,
 				4C811F8E1B51856D00E0F59A /* ServerTrustPolicy.swift in Sources */,
@@ -1013,6 +1021,7 @@
 				E4202FD21B667AA100C997FB /* ResponseSerialization.swift in Sources */,
 				E4202FD31B667AA100C997FB /* Manager.swift in Sources */,
 				4C0B62531BB1001C009302D3 /* Response.swift in Sources */,
+				4CB9282C1C66BFBC00CE5F08 /* NotificationNames.swift in Sources */,
 				4CEC605B1B745C9100E684F4 /* Result.swift in Sources */,
 				E4202FD41B667AA100C997FB /* Alamofire.swift in Sources */,
 				E4202FD51B667AA100C997FB /* MultipartFormData.swift in Sources */,
@@ -1040,6 +1049,7 @@
 				4C83F41B1B749E0E00203445 /* Stream.swift in Sources */,
 				4CDE2C3D1AF89D4900BABAE5 /* Download.swift in Sources */,
 				4CDE2C431AF89F0900BABAE5 /* Validation.swift in Sources */,
+				4CB928291C66BFBC00CE5F08 /* NotificationNames.swift in Sources */,
 				4C0E5BF81B673D3400816CCC /* Result.swift in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;

Source/NotificationNames.swift

@@ -0,0 +1,29 @@
+// NotificationNames.swift
+//
+// Copyright (c) 2014–2016 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
+
+public struct NotificationNames {
+    public static let TaskDidResume = "com.alamofire.task.did.resume"
+    public static let TaskDidSuspend = "com.alamofire.task.did.suspend"
+    public static let TaskDidCancel = "com.alamofire.task.did.suspend"
+}

Source/Request.swift

@@ -149,17 +149,19 @@ public class Request {
     // MARK: - State
 
     /**
-        Suspends the request.
+        Resumes the request.
     */
-    public func suspend() {
-        task.suspend()
+    public func resume() {
+        task.resume()
+        NSNotificationCenter.defaultCenter().postNotificationName(NotificationNames.TaskDidResume, object: nil)
     }
 
     /**
-        Resumes the request.
+        Suspends the request.
     */
-    public func resume() {
-        task.resume()
+    public func suspend() {
+        task.suspend()
+        NSNotificationCenter.defaultCenter().postNotificationName(NotificationNames.TaskDidSuspend, object: nil)
     }
 
     /**
@@ -176,6 +178,8 @@ public class Request {
         } else {
             task.cancel()
         }
+
+        NSNotificationCenter.defaultCenter().postNotificationName(NotificationNames.TaskDidCancel, object: nil)
     }
 
     // MARK: - TaskDelegate