【发布时间】:2015-01-07 21:02:49
【问题描述】:
我遇到了没有调用 didReceiveData 和 didCompleteWithError 的问题。这是我的代码:
class LoginViewController: UIViewController, NSURLSessionDataDelegate, NSURLSessionDelegate, NSURLSessionTaskDelegate {
.
.
.
}
@IBAction func loginAction(sender: AnyObject) {
var sessionConfiguration = NSURLSessionConfiguration.defaultSessionConfiguration()
var session = NSURLSession(configuration: sessionConfiguration, delegate: self, delegateQueue:nil)
let postParams = "email="+"rabcd@gmail.com&password="+"abcd"
let url = NSURL(string:"http://myurl.com/api/v1/user/login")
let request = NSMutableURLRequest(URL: url!)
request.HTTPMethod = "POST"
request.HTTPBody = postParams.dataUsingEncoding(NSUTF8StringEncoding, allowLossyConversion: false)
let task = session.dataTaskWithRequest(request)
task.resume()
}
这些是我实现的委托
func URLSession(session: NSURLSession, dataTask: NSURLSessionDataTask, didReceiveResponse response: NSURLResponse, completionHandler: (NSURLSessionResponseDisposition) -> Void) {
}
func URLSession(session: NSURLSession, dataTask: NSURLSessionDataTask, didReceiveData data: NSData) {
}
func URLSession(session: NSURLSession, task: NSURLSessionTask, didCompleteWithError error: NSError?) {
}
这里我用断点观看
didReceiveResponse 被调用,但其他两个没有被调用。
请帮忙!
【问题讨论】:
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你有解决办法吗?我也遇到了同样的情况
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您可以为此使用完成处理程序。