iOS development-"ASI" usage examples

Last Update:2015-06-01 Source: Internet

Author: User

Developer on Alibaba Coud: Build your first app with APIs, SDKs, and tutorials on the Alibaba Cloud. Read more ＞

Asi<pre class="prettyprint"><code class=" hljs objectivec">#import "ViewController.h" #import "ASIHTTPRequest.h" @interface hmviewcontroller () <asihttprequestdelegate>@property(nonatomic,Strong) ASIHTTPRequest *request;@end @implementation hmviewcontroller - (void) viewdidload{[Superviewdidload];additional setup after loading the view, typically from a nib.}- (void) touchesbegan: (nsset *) touches withevent: (uievent *) event{[ selfasynget];}</code></pre>Send Request<pre class="prettyprint"><code class=" hljs java">#pragma mark-asihttprequestdelegate/** * 1. Start sending request */- (void) requeststarted: (asihttprequest *) Request{NSLog (@"requeststarted");}/** * 2. Response header information received from the server */- (voidRequest: (asihttprequest *) Request didreceiveresponseheaders: (nsdictionary *) Responseheaders{NSLog (@"didreceiveresponseheaders");}/** * 3. Entity data received from the server (specific Data) * As long as this proxy method is implemented, responsedata\responsestring has no value *///-(void) request: (asihttprequest *) request Didreceivedata: (nsdata *) data//{//NSLog (@ "didreceivedata-%@", data);//}/** * 4. Server response data received */- (void) requestfinished: (asihttprequest *) Request{NSLog (@"requestfinished--%@", [request responsedata]);}/** * 5. Request failed */- (void) requestfailed: (asihttprequest *) Request{NSLog (@"requestfailed");}</code></pre>Send an asynchronous GET request<pre class="prettyprint"><pre class="prettyprint"><code class=" hljs java">/** * 异步的GET请求 */- (void)asynGet{ // 1.URL NSURL *url = [NSURL URLWithString:@"http://localhost:8080/MJServer/video"]; // 2.创建一个请求对象 ASIHTTPRequest *request = [ASIHTTPRequest requestWithURL:url]; 15// 15秒后服务器还没有响应，就算超时 // 设置代理 request.delegate = self; // 3.开始请求 [request startAsynchronous]; self.request = request;}- (void)dealloc{ // 这句代码为了防止：控制器销毁了，request还回来调用控制器的代理方法，引发野指针 [self.request clearDelegatesAndCancel];}</code></pre></pre>Send a synchronous GET request<pre class="prettyprint"><code class=" hljs java">/** * Synchronous GET request */- (void) synget{//1.URLNsurl *url = [nsurl urlwithstring:@"http://localhost:8080/Server/video"];//2. Create a Request objectASIHTTPRequest *request = [asihttprequest requestwithurl:url]; Request.timeoutseconds = the;///15 seconds after the server has not responded, even if timed out //3. start the request (this line of code will card the master, waiting for the server to give the Data)[request startsynchronous];//4. Request CompleteNserror *error = [request error];if(error) {NSLog (@"request failed---%@", error); }Else{nsdata *data = [request responsedata];//nsstring *str = [[nsstring alloc] initwithdata:data encoding:nsutf8stringencoding]; //nsstring *str = [request responsestring];Nsdictionary *dict = [nsjsonserialization jsonobjectwithdata:data options:nsjsonreadingmutableleaves error:nil]; NSLog (@"request succeeded---%@", dict); }}</code></pre>Block request to listen for ASI<pre class="prettyprint"><code class=" hljs objectivec">Request to listen for ASI1.Become an agent, abide by the Asihttprequestdelegate protocol, implement the Proxy method in the protocol request. Delegate= self; - (void) requeststarted: (asihttprequest *) request; - (voidRequest: (asihttprequest *) Request Didreceiveresponseheaders: (nsdictionary*) responseheaders; - (voidRequest: (asihttprequest *) Request Didreceivedata: (nsdata *) data; - (void) requestfinished: (asihttprequest *) request; - (void) requestfailed: (asihttprequest *) request;2.Become an agent, do not comply with the Asihttprequestdelegate protocol, Customize the Proxy method request. Delegate= self; [request setdidstartselector:@selector(start:)]; [request setdidfinishselector:@selector(finish:)];3.Set Block [request setstartedblock:^{NSLog(@"setstartedblock"); }]; [request setheadersreceivedblock:^ (nsdictionary*responseheaders) {NSLog(@"setheadersreceivedblock--%@", responseheaders); }]; [request setdatareceivedblock:^ (nsdata *data) {NSLog(@"setdatareceivedblock--%@", data); }]; [request setcompletionblock:^{NSLog(@"setcompletionblock"); }]; [request setfailedblock:^{NSLog(@"setfailedblock"); }];</code></pre><pre class="prettyprint"><code class=" hljs objectivec">- (void) viewdidload{[Superviewdidload];additional setup after loading the view, typically from a nib.}- (void) touchesbegan: (nsset *) touches withevent: (uievent *) event{//1.URL Nsurl*url = [Nsurlurlwithstring:@"http://localhost:8080/MJServer/video"];//2. Create a Request objectASIHTTPRequest *request = [asihttprequest requestwithurl:url];//3. start the request[request startasynchronous];//4. Setting the Listening methodRequest. Delegate= self; [request setdidstartselector:@selector(start:)]; [request setdidfinishselector:@selector(finish:)];} - (void) start: (asihttprequest *) request{NSLog(@"start--%@", request);} - (void) Finish: (asihttprequest *) Request {NSLog(@"finish--%d%@%@", [request responsestatuscode], [request responsestatusmessage], [request responsedata]);} - (void) asyncblock{//1.URL Nsurl*url = [Nsurlurlwithstring:@"http://localhost:8080/Server/video"];//2. Create a Request objectASIHTTPRequest *request = [asihttprequest requestwithurl:url];if both block and proxy methods are set, the block and proxy methods are called during the request , //general Invocation Order: Proxy method > block //request.delegate = self; //3. start the request[request startasynchronous];//4. Set Block monitoring[request setstartedblock:^{NSLog(@"setstartedblock"); }]; [request setheadersreceivedblock:^ (nsdictionary*responseheaders) {NSLog(@"setheadersreceivedblock--%@", responseheaders); }]; [request setdatareceivedblock:^ (nsdata *data) {NSLog(@"setdatareceivedblock--%@", data); }]; [request setcompletionblock:^{NSLog(@"setcompletionblock"); }]; [request setfailedblock:^{NSLog(@"setfailedblock"); }];}</code></pre>File download<pre class="prettyprint"><code class=" hljs objectivec">#import "ViewController.h" #import "ASIHTTPRequest.h" @interface hmviewcontroller ()//<asiprogressdelegate>@property(Weak,nonatomic)IboutletUiprogressview *progressview;@property(nonatomic,Assign)BOOLdownloading;@property(nonatomic,Strong) ASIHTTPRequest *request;@end @implementation hmviewcontroller - (void) viewdidload{[Superviewdidload];additional setup after loading the view, typically from a nib.}- (void) touchesbegan: (nsset *) touches withevent: (uievent *) event{[ selfdownload];} - (void) download{if( self. Downloading) { [ self. Requestcleardelegatesandcancel]; self. Downloading=NO; }Else{//1.URL Nsurl*url = [Nsurlurlwithstring:@"http://localhost:8080/Server/resources/test.mp4"];//2. Create a Request objectASIHTTPRequest *request = [asihttprequest requestwithurl:url];//3. Set the cache path for the file NSString*caches = [nssearchpathfordirectoriesindomains (nscachesdirectory, nsuserdomainmask,YES) lastobject];NSString*filepath = [caches stringbyappendingpathcomponent:@"test.mp4"]; Request. Downloaddestinationpath= filepath;//4. set the agent for progress monitoring (to be a progress monitoring agent, it is best to abide by the asiprogressdelegate Protocol)Request. Downloadprogressdelegate= self. Progressview;//this property is set to Yes to support breakpoint downloadRequest. Allowresumeforfiledownloads=YES;//if you want to implement a breakpoint continuation, you need to set a temporary path to the fileRequest. Temporaryfiledownloadpath= [nstemporarydirectory () stringbyappendingpathcomponent:@"test.temp"];//5. start the request[request startasynchronous]; self. Request= request; self. Downloading=YES; }}- (void) Setprogress: (float) newprogress{//NSLog (@ "download progress--%f", newprogress); self. Progressview. Progress= newprogress;}@end</code></pre>File Upload<pre class="prettyprint"><code class=" hljs objectivec">#import "ViewController.h" #import "ASIFormDataRequest.h" #import "ASINetworkQueue.h" @interface hmviewcontroller ()@property(Weak,nonatomic)IboutletUiprogressview *progressview;@end @implementation hmviewcontroller - (void) viewdidload{[Superviewdidload];//asinetworkqueue *queue = [asinetworkqueue queue];//queue.shouldcancelallrequestsonfailure = YES;}- (void) touchesbegan: (nsset *) touches withevent: (uievent *) event{//1.URL Nsurl*url = [Nsurlurlwithstring:@"http://localhost:8080/Server/upload"];//2. Create a Request objectAsiformdatarequest *request = [asiformdatarequest requestwithurl:url];//3. Set Request Parameters[request setpostvalue:@"zhangsan"forkey:@"username"]; [request setpostvalue:@"123"forkey:@"pwd"]; [request setpostvalue:@" "forkey:@"age"]; [request setpostvalue:@"1.89"forkey:@"height"];//set file Parameters NSString*file = [[NSBundlemainbundle] pathforresource:@"test"oftype:@"mp4"];//if you know the file path, it's best to use this method (because it's Simple) //asi will automatically identify files within the MimeType[request Setfile:file forkey:@"file"]; [request Setfile:file withfilename:@"basic.pptx"andcontenttype:@"application/vnd.openxmlformats-officedocument.presentationml.presentation"forkey:@"file"];//if the file data is generated dynamically, use this method (such as the image data obtained after the photo was Taken)//[request setdata:<# (id) #> withfilename:<# (nsstring *) #> andcontenttype:<# (nsstring *) #> forkey:<# (nsstring *) #>]; //4. Set the agent to monitor upload progressRequest. Uploadprogressdelegate= self. Progressview;//5. start the request[request startasynchronous];//6. Monitoring Complete__Weaktypeof (request) Weakrequest = request; [request setcompletionblock:^{NSLog(@"%@", [weakrequest responsestring]); }];}@end</code></pre> iOS development-"ASI" usage examples

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

Get Started for Free

Sales Support

1 on 1 presale consultation

Chat Contact Sales
After-Sales Support

24/7 Technical Support 6 Free Tickets per Quarter Faster Response

Open a Ticket
Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.

Learn More

iOS development-"ASI" usage examples

Contact Us

A Free Trial That Lets You Build Big!

Sales Support

After-Sales Support