//創(chuàng)建會(huì)話

NSURLSession *session = [NSURLSessionsessionWithConfiguration:

//會(huì)話配置，導(dǎo)入?yún)f(xié)議，設(shè)置代理

[NSURLSessionConfiguration defaultSessionConfiguration] delegate:nil delegateQueue:nil];

//上傳到哪個(gè)工程路徑

NSURL*url = [NSURL URLWithString:@"http://localhost:8080/UpLoad/NewServlet"];

//設(shè)置請(qǐng)求

NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:url];

//請(qǐng)求方式

[request setHTTPMethod:@"POST"];

//資源束，上傳內(nèi)容

NSString *filePath = [[NSBundle mainBundle] pathForResource:@"11" ofType:@"jpg"];

//方式1

//轉(zhuǎn)化為二進(jìn)制流

NSData *data = [NSData dataWithContentsOfFile:filePath];

//設(shè)置上傳任務(wù)

NSURLSessionUploadTask *task = [session uploadTaskWithRequest:request fromData:data completionHandler:^(NSData *_Nullabledata,NSURLResponse *_Nullableresponse,NSError *_Nullableerror) {

//返回文件上傳成功與否

NSLog(@"data ---> %@",[[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding]);

}];

//方式2

//設(shè)置文件路徑

NSURL*fileURL = [NSURL fileURLWithPath:filePath];

NSURLSessionUploadTask*task1 = [session uploadTaskWithRequest:request fromFile:fileURL completionHandler:^(NSData *_Nullabledata,NSURLResponse *_Nullableresponse,NSError *_Nullableerror) {

NSLog(@"data ---> %@",[[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding]);

//回到主線程刷新UI

[self.imageView performSelectorOnMainThread:@selector(setImage:) withObject:[UIImage imageWithContentsOfFile:filePath] waitUntilDone:NO];

}];

[task resume];

代理上傳!!!