IOS-網絡（AFNetworking）

1、AFNetWorking基本使用

  1 //
  2 //  ViewController.m
  3 //  IOS_0112_AFNetWorking
  4 //
  5 //  Created by ma c on 16/2/11.
  6 //  Copyright © 2016年 博文科技. All rights reserved.
  7 //
  8 
  9 #import "ViewController.h"
 10 #import "AFNetworking.h"
 11 
 12 @interface ViewController ()
 13 
 14 @end
 15 
 16 @implementation ViewController
 17 
 18 - (void)viewDidLoad {
 19     [super viewDidLoad];
 20     self.view.backgroundColor = [UIColor cyanColor];
 21     
 22 }
 23 
 24 - (void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event
 25 {
 26     [self getData];
 27 }
 28 
 29 - (void)postJSON
 30 {
 31     // 1.建立一個請求操做管理者
 32     AFHTTPSessionManager *mgr = [AFHTTPSessionManager manager];
 33     // 2.聲明：等會服務器返回的是JSON數據,默認是JSON數據
 34     mgr.responseSerializer = [AFJSONResponseSerializer serializer];
 35     
 36     // 2.請求參數
 37     NSMutableDictionary *dict = [NSMutableDictionary dictionary];
 38     dict[@"username"] = @"123";
 39     dict[@"pwd"] = @"123";
 40     // 3.發送一個GET請求
 41     NSString *url = @"http://localhost:8080/MJServer/login";
 42     [mgr POST:url parameters:dict progress:^(NSProgress * _Nonnull downloadProgress) {
 43         ;
 44     } success:^(NSURLSessionDataTask * _Nonnull task, id  _Nullable responseObject) {
 45         //判斷responseObject的類型
 46         //NSLog(@"請求成功-----%@",[responseObject class]);
 47         NSLog(@"請求成功-----%@", responseObject);
 48     } failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
 49         NSLog(@"請求失敗");
 50     }];
 51 
 52     
 53 }
 54 
 55 - (void)getData
 56 {
 57     // 1.建立一個請求操做管理者
 58     AFHTTPSessionManager *mgr = [AFHTTPSessionManager manager];
 59     // 2.聲明：不要對服務器返回的數據進行解析，直接返回data便可
 60     mgr.responseSerializer = [AFHTTPResponseSerializer serializer];
 61     
 62     // 2.請求參數
 63     NSMutableDictionary *dict = [NSMutableDictionary dictionary];
 64     dict[@"username"] = @"123";
 65     dict[@"pwd"] = @"123";
 66     //dict[@"type"] = @"XML";
 67     // 3.發送一個GET請求
 68     NSString *url = @"http://localhost:8080/MJServer/login";
 69     [mgr GET:url parameters:dict progress:^(NSProgress * _Nonnull downloadProgress) {
 70         ;
 71     } success:^(NSURLSessionDataTask * _Nonnull task, id  _Nullable responseObject) {
 72         
 73         NSLog(@"請求成功-----%@", [responseObject class]);
 74         
 75         NSDictionary *dcit = [NSJSONSerialization JSONObjectWithData:responseObject options:NSJSONReadingMutableLeaves error:nil];
 76         NSLog(@"%@",dict);
 77         
 78     } failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
 79         NSLog(@"請求失敗");
 80     }];
 81 
 82     
 83 }
 84 - (void)getXML
 85 {
 86     // 1.建立一個請求操做管理者
 87     AFHTTPSessionManager *mgr = [AFHTTPSessionManager manager];
 88     // 2.聲明：等會服務器返回的是XML數據
 89     mgr.responseSerializer = [AFXMLParserResponseSerializer serializer];
 90     // 2.請求參數
 91     NSMutableDictionary *dict = [NSMutableDictionary dictionary];
 92     dict[@"username"] = @"123";
 93     dict[@"pwd"] = @"123";
 94     dict[@"type"] = @"XML";
 95     // 3.發送一個GET請求
 96     NSString *url = @"http://localhost:8080/MJServer/login";
 97     [mgr GET:url parameters:dict progress:^(NSProgress * _Nonnull downloadProgress) {
 98         ;
 99     } success:^(NSURLSessionDataTask * _Nonnull task, id  _Nullable responseObject) {
100 
101         NSLog(@"請求成功-----%@", responseObject);
102         //解析XML數據
103         
104     } failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
105         NSLog(@"請求失敗");
106     }];
107 
108 }
109 - (void)getJSON
110 {
111     // 1.建立一個請求操做管理者
112     AFHTTPSessionManager *mgr = [AFHTTPSessionManager manager];
113     // 2.聲明：等會服務器返回的是JSON數據,默認是JSON數據
114     mgr.responseSerializer = [AFJSONResponseSerializer serializer];
115 
116     // 2.請求參數
117     NSMutableDictionary *dict = [NSMutableDictionary dictionary];
118     dict[@"username"] = @"123";
119     dict[@"pwd"] = @"123";
120     // 3.發送一個GET請求
121     NSString *url = @"http://localhost:8080/MJServer/login";
122     [mgr GET:url parameters:dict progress:^(NSProgress * _Nonnull downloadProgress) {
123         ;
124     } success:^(NSURLSessionDataTask * _Nonnull task, id  _Nullable responseObject) {
125         //判斷responseObject的類型
126         //NSLog(@"請求成功-----%@",[responseObject class]);
127         NSLog(@"請求成功-----%@", responseObject);
128     } failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
129         NSLog(@"請求失敗");
130     }];
131 
132 }
133 @end

 2、AFNetWorking文件上傳

  1 //
  2 //  ViewController.m
  3 //  IOS_0112_AFNetWorking
  4 //
  5 //  Created by ma c on 16/2/11.
  6 //  Copyright © 2016年 博文科技. All rights reserved.
  7 //
  8 
  9 #import "ViewController.h"
 10 #import "AFNetworking.h"
 11 
 12 @interface ViewController ()<UINavigationControllerDelegate, UIImagePickerControllerDelegate,UIActionSheetDelegate>
 13 @property (weak, nonatomic) IBOutlet UIImageView *imageView;
 14 
 15 - (IBAction)upload;
 16 
 17 @end
 18 
 19 @implementation ViewController
 20 
 21 /*
 22  文件下載，文件比較大時，斷點續傳技術：廣泛全部的HTTP服務器都支持
 23  文件上傳，文件比較大時，斷點續傳技術：通常的HTTP服務器都不支持，經常使用的技術是Socket(TCP\IP,UDP)
 24  */
 25 
 26 - (void)viewDidLoad {
 27     [super viewDidLoad];
 28     self.view.backgroundColor = [UIColor cyanColor];
 29     
 30 }
 31 
 32 - (void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event
 33 {
 34     [self uploadPhotos];
 35 }
 36 
 37 - (void)uploadPhotos
 38 {
 39     UIActionSheet *sheet = [[UIActionSheet alloc] initWithTitle:@"請選擇圖片" delegate:self cancelButtonTitle:@"取消" destructiveButtonTitle:nil otherButtonTitles:@"拍照",@"相冊", nil];
 40     [sheet showInView:self.view.window];
 41     
 42 //    if (![UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera])  return;
 43 //    //上傳手機照片給服務器，圖片來源
 44 //    // 拍照：UIImagePickerControllerSourceTypeCamera
 45 //    // 相冊：UIImagePickerControllerSourceTypePhotoLibrary
 46 //    
 47 //    UIImagePickerController *ipc = [[UIImagePickerController alloc] init];
 48 //    //設置圖片來源
 49 //    //ipc.sourceType = UIImagePickerControllerSourceTypeCamera;
 50 //    ipc.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;
 51 //    //設置代理
 52 //    ipc.delegate = self;
 53 //    [self presentViewController:ipc animated:nil completion:nil];
 54 }
 55 
 56 #pragma mark - UIActionSheetDelegate的代理方法
 57 - (void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex
 58 {
 59     UIImagePickerController *ipc = [[UIImagePickerController alloc] init];
 60     //設置代理
 61     ipc.delegate = self;
 62     
 63     switch (buttonIndex) {
 64         case 0: //拍照
 65         {
 66             if (![UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera])  return;
 67             ipc.sourceType = UIImagePickerControllerSourceTypeCamera;
 68             break;
 69         }
 70         case 1: //相片
 71         {
 72             if (![UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypePhotoLibrary])  return;
 73             ipc.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;
 74             break;
 75         }
 76             
 77         default:
 78             break;
 79     }
 80     //顯示控制器
 81     [self presentViewController:ipc animated:nil completion:nil];
 82 }
 83 
 84 #pragma mark - UIImagePickerControllerDelegate代理方法
 85 //選擇完圖片後調用
 86 - (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary<NSString *,id> *)info
 87 {
 88     //銷燬控制器
 89     [picker dismissViewControllerAnimated:nil completion:nil];
 90     //得到圖片
 91     UIImage *image = info[UIImagePickerControllerOriginalImage];
 92     //顯示圖片
 93     self.imageView.image = image;
 94     NSLog(@"%@",image);
 95     
 96 }
 97 
 98 - (IBAction)upload {
 99     if (self.imageView.image == nil)  return;
100     
101     // 1.建立一個請求操做的管理者
102     AFHTTPSessionManager *mgr = [AFHTTPSessionManager manager];
103     // 2.封裝參數（此參數只能放非文件參數）
104     NSMutableDictionary *dict = [NSMutableDictionary dictionary];
105     dict[@"username"] = @"bowen";
106     dict[@"pwd"] = @"123";
107     
108     // 2.發送一個請求
109     NSString *url = @"http://localhost:8080/MJServer/upload";
110     
111     [mgr POST:url parameters:dict constructingBodyWithBlock:^(id<AFMultipartFormData>  _Nonnull formData) {
112         
113         /*
114          FileData:須要上傳文件的具體數據
115          name:服務器那邊接收文件用的參數名
116          fileName:告訴服務器所上傳文件的文件名
117          mimeType:所上傳文件的文件類型
118          */
119         
120         NSData *fileData = UIImageJPEGRepresentation(self.imageView.image, 1.0);
121         [formData appendPartWithFileData:fileData name:@"file" fileName:@"pic.jpg" mimeType:@"image/jpeg"];
122         
123     } progress:^(NSProgress * _Nonnull uploadProgress) {
124         ;
125     } success:^(NSURLSessionDataTask * _Nonnull task, id  _Nullable responseObject) {
126         NSLog(@"上傳成功");
127     } failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
128         NSLog(@"上傳失敗");
129     }];
130     
131 }
132 
133 
134 
135 #pragma mark - uploadFile
136 - (void)uploadFile
137 {
138     // 1.建立一個請求操做的管理者
139     AFHTTPSessionManager *mgr = [AFHTTPSessionManager manager];
140     // 2.封裝參數（此參數只能放非文件參數）
141     NSMutableDictionary *dict = [NSMutableDictionary dictionary];
142     dict[@"username"] = @"bowen";
143     dict[@"pwd"] = @"123";
144     
145     // 2.發送一個請求
146     NSString *url = @"http://localhost:8080/MJServer/upload";
147     
148     [mgr POST:url parameters:dict constructingBodyWithBlock:^(id<AFMultipartFormData>  _Nonnull formData) {
149         //在發送請求以前會自動調用這個block
150         //須要在這個block中添加文件參數到formData
151         
152         /*
153          FileURL:須要上傳的文件的URL路徑
154          name:告訴服務器那邊接收文件用的參數名
155          fileName:告訴服務器所上傳文件的文件名
156          mimeType:所上傳文件的文件類型
157          */
158         NSURL *url = [[NSBundle mainBundle] URLForResource:@"abc" withExtension:@"jpg"];
159         [formData appendPartWithFileURL:url name:@"file" fileName:@"text.jpg" mimeType:@"image/jpeg"error:nil];
160         
161         /*
162          FileData:須要上傳文件的具體數據
163          name:服務器那邊接收文件用的參數名
164          fileName:告訴服務器所上傳文件的文件名
165          mimeType:所上傳文件的文件類型
166          
167          UIImage *image = [UIImage imageNamed:@"abc"];
168          NSData *fileData = UIImageJPEGRepresentation(image, 1);
169          [formData appendPartWithFileData:fileData name:@"file" fileName:@"pic.jpg" mimeType:@"image/jpeg"];
170          
171          */
172         
173     } progress:^(NSProgress * _Nonnull uploadProgress) {
174         ;
175     } success:^(NSURLSessionDataTask * _Nonnull task, id  _Nullable responseObject) {
176         NSLog(@"上傳成功");
177     } failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
178         NSLog(@"上傳失敗");
179     }];
180 }
181 
182 @end