GET-POST請求數據-01-網絡

  1 //
  2 //  ViewController.m
  3 //  01-NSURLSession請求網絡
  4 //
  5 //  Created by kangkathy on 15/11/25.
  6 //  Copyright © 2015年 kangkathy. All rights reserved.
  7 //
  8 
  9 #import "ViewController.h"
 10 
 11 @interface ViewController ()
 12 
 13 @end
 14 
 15 @implementation ViewController
 16 
 17 - (void)viewDidLoad {
 18     [super viewDidLoad];
 19 
 20 }
 21 
 22 - (IBAction)getAction:(id)sender {
 23     
 24     /*
 25      網絡請求的流程：
 26      1.構造NSURL鏈接地址
 27      2.構造NSURLRequest請求對象，包含請求頭和請求體信息。
 28      3.構造NSURLSessionConfiguration，可選
 29      4.構造NSURLSession會話對象
 30      5.建立請求任務
 31      6.發送網絡請求
 32      
 33      */
 34     
 35     NSURL *url = [NSURL URLWithString:@"http://piao.163.com/m/cinema/list.html?app_id=1&mobileType=iPhone&ver=2.6&channel=appstore&deviceId=9E89CB6D-A62F-438C-8010-19278D46A8A6&apiVer=6&city=110000"];
 36     
 37     NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:url];
 38     
 39     request.timeoutInterval = 15;
 40     request.HTTPMethod = @"GET";
 41     //請求頭的設置
 42 //    request.allHTTPHeaderFields = @{
 43 //                                    
 44 //                                    };
 45 //    request setValue:<#(nullable NSString *)#> forHTTPHeaderField:<#(nonnull NSString *)#>
 46     
 47     NSURLSession *session = [NSURLSession sharedSession];
 48     
 49 
 50     NSURLSessionDataTask *task = [session dataTaskWithRequest:request completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable error) {
 51         //網絡請求完成，獲取響應數據後會回調的block
 52         //data表示獲取的數據，response表示請求對象，error表示請求錯誤
 53         NSHTTPURLResponse *httpResponse = (NSHTTPURLResponse *)response;
 54         //獲取狀態碼
 55         NSLog(@"statusCode:%li", httpResponse.statusCode);
 56         
 57         //獲取響應頭
 58         NSDictionary *responseHeader = httpResponse.allHeaderFields;
 59         NSLog(@"responseHeader:%@", responseHeader);
 60 
 61         NSError *jsonError = nil;
 62         
 63         NSDictionary *result = [NSJSONSerialization JSONObjectWithData:data options:NSJSONReadingMutableContainers error:&jsonError];
 64         
 65         if (!jsonError) {
 66             
 67             //顯示咱們的數據,若是要更新UI則須要回到主線程完成。
 68             NSLog(@"%@", result);
 69             
 70         }
 71         
 72         
 73         
 74     }];
 75     
 76     //發送網絡請求
 77     [task resume];
 78     
 79     
 80 }
 81 
 82 - (IBAction)postAction:(id)sender {
 83     
 84     NSURL *url = [NSURL URLWithString:@"http://piao.163.com/m/cinema/schedule.html?app_id=1&mobileType=iPhone&ver=2.6&channel=appstore&deviceId=9E89CB6D-A62F-438C-8010-19278D46A8A6&apiVer=6&city=110000"];
 85     
 86     NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:url];
 87     
 88     request.timeoutInterval = 15;
 89     request.HTTPMethod = @"POST";
 90     
 91     NSString *bodyString = @"cinema_id=1533";
 92     NSData *bodyData = [bodyString dataUsingEncoding:NSUTF8StringEncoding];
 93     //POST請求的請求參數加在請求體中。
 94     request.HTTPBody = bodyData;
 95     
 96     NSURLSession *session = [NSURLSession sharedSession];
 97     
 98     
 99     NSURLSessionDataTask *task = [session dataTaskWithRequest:request completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable error) {
100         
101     
102         NSError *jsonError = nil;
103         
104         NSDictionary *result = [NSJSONSerialization JSONObjectWithData:data options:NSJSONReadingMutableContainers error:&jsonError];
105         
106         if (!jsonError) {
107             
108             //顯示咱們的數據,若是要更新UI則須要回到主線程完成。
109             NSLog(@"%@", result);
110             
111         }
112         
113         
114     }];
115     
116     [task resume];
117     
118     
119     
120     
121     
122 }
123 @end