【问题标题】:Print NSMutableURLRequest Contents打印 NSMutableURLRequest 内容
【发布时间】:2012-11-02 18:17:44
【问题描述】:

我想问一下是否有人尝试过打印出 NSMutableURLRequest *request 的值;

这是我的场景,我已经形成了我的 XML 并尝试使用 Firefox Poster 插件发送它,我成功地使用了有效和无效的内容,所以是时候进入 iOS 了,不幸的是,在 iOS 上它似乎无法正常工作我总是收到错误请求 (400) 的响应,我怀疑这是由格式错误的 xml 内容引起的;所以我在发送请求之前想检查它是否在正确的形式上。

所以归结为“我如何打印(nslog 等)*request 的内容”

示例代码如下:

    NSURL *URL = [NSURL URLWithString:@"http://xxx.xxx.xxx.xxx/ps"];

    NSMutableURLRequest *request = [NSMutableURLRequest                                         requestWithURL:URL cachePolicy:NSURLRequestReloadIgnoringCacheData timeoutInterval:60];
    NSString *msgLength = [NSString stringWithFormat:@"%d", [self.xmlLogin length]];

    //NSString *params = [[NSString alloc] initWithFormat:@"%@",[self xmlLogin]];
    [request addValue:@"application/xxx.ven.xml" forHTTPHeaderField:@"Content-Type"];
    [request addValue:msgLength forHTTPHeaderField:@"Content-Length"];
    [request setHTTPMethod:@"POST"];
    [request setValue:@"identity" forHTTPHeaderField:@"Accept-Encoding"];
    [request setValue:@"windows-1251" forHTTPHeaderField:@"Accept-Charset"];
    [request setCachePolicy:NSURLRequestReturnCacheDataElseLoad];
    [request setHTTPBody:[[self xmlLogin] dataUsingEncoding:NSUTF8StringEncoding]];

这段代码sn-p

NSLog(@"Request %@\n",request);

结果

<NSMutableURLRequest http://xxx.xxx.xxx.xxx/ps>

在做类似的事情时

NSLog(@"Request %@\n",[request HTTPBody]);

结果

<4c697665 3e383634 30303c2f 54696d65 546f4c69 76653e20 20202020 20202020 20202020 20202020 20202020 20202020 20202020 20202020 20202020 20202020 203c5365 7373696f 6e436f6f 6b69653e 436f6c69 62726961 494d5053 5f333734 36323032 39322e34 38373931 345f3737 33313c2f 53657373 696f6e43 6f6f6b69 653e2020 20202020 20202020 20202020 20202020 20202020 20202020 20202020 20202020 20202020 20202020 3c2f4c6f 67696e2d 52657175 6573743e 3c2f5472 616e7361 6374696f 6e436f6e 74656e74 3e3c2f54 72616e73 61637469 6f6e3e20 20202020 20202020 20202020 20202020 20202020 20202020 20202020 20202020 20202020 20202020 203c2f53 65737369 6f6e3e3c 2f57562d 4353502d 4d657373 6167653e>

我知道这个十六进制值的集合是可以转换的;如何? (发现如何只是一个愿望清单)

真正的问题在于请求的内容,我很想知道如何查看原始内容并检查它是否真的以正确的形式出现。

谢谢,

【问题讨论】:

  • 你可以使用NSLog(@"Request body %@", [[NSString alloc] initWithData:[request HTTPBody] encoding:NSUTF8StringEncoding];

标签: ios nslog nsmutableurlrequest


【解决方案1】:
NSLog(@"Request body %@", [[NSString alloc] initWithData:[request HTTPBody] encoding:NSUTF8StringEncoding]);

【讨论】:

  • 但是,如果我想请求在一个字符串中包含参数,即最终 URL,例如.. "192.168.100.50:8022/LoginService.svc/GetloginDetailObj/… TH E PARAMETERS" 我怎样才能进入 nslog ...?
  • 上述技巧仅适用于 PUT/POST 请求。 GET 请求在 URI 中有参数
  • String(data: request!.HTTPBody!, encoding: NSUTF8StringEncoding) // ---- (但请尽可能安全地解开请求和 HTTPBody,我只在调试控制台中使用它!)
【解决方案2】:
- (NSString *)formatURLRequest:(NSURLRequest *)request
{
    NSMutableString *message = [NSMutableString stringWithString:@"---REQUEST------------------\n"];
    [message appendFormat:@"URL: %@\n",[request.URL description] ];
    [message appendFormat:@"METHOD: %@\n",[request HTTPMethod]];
    for (NSString *header in [request allHTTPHeaderFields])
    {
        [message appendFormat:@"%@: %@\n",header,[request valueForHTTPHeaderField:header]];
    }
    [message appendFormat:@"BODY: %@\n",[[NSString alloc] initWithData:[request HTTPBody] encoding:NSUTF8StringEncoding]];
    [message appendString:@"----------------------------\n"];
    return [NSString stringWithFormat:@"%@",message];
}

- (NSString *)formatURLResponse:(NSHTTPURLResponse *)response withData:(NSData *)data
{
    NSString *responsestr = [[NSString alloc] initWithBytes:[data bytes] length:[data length] encoding:NSUTF8StringEncoding];
    NSMutableString *message = [NSMutableString stringWithString:@"---RESPONSE------------------\n"];
    [message appendFormat:@"URL: %@\n",[response.URL description] ];
    [message appendFormat:@"MIMEType: %@\n",response.MIMEType];
    [message appendFormat:@"Status Code: %ld\n",(long)response.statusCode];
    for (NSString *header in [[response allHeaderFields] allKeys])
    {
        [message appendFormat:@"%@: %@\n",header,[response allHeaderFields][header]];
    }
    [message appendFormat:@"Response Data: %@\n",responsestr];
    [message appendString:@"----------------------------\n"];
    return [NSString stringWithFormat:@"%@",message];
}

【讨论】:

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