android http sniffer

In Android Network Development, HTTP requests are often used. To avoid code duplication, we must learn to encapsulate an HTTP request class. Method 1: public class Network {public String makeHttpRequest(String url, List First, create an http post online in the makehttpresquest method. DefaultHttpClient httpClient = ne

Recently encountered a need to create an HTTP server in the app for browser invocation, using the next open Source Micro HTPP Server framework: NANOHTTPD, Project address: https://github.com/NanoHttpd/nanohttpdDirectly on the codepublic class Httpserver extends nanohttpd {public httpserver (int port) {super (port); } @Override public Response serve (ihttpsession session) {hashmapCan be said to be very simple to use, the session parameter contains a va

Problem scenario: When debugging an application, you need to monitor the HTTP Communication between the application and the server. Solution: the official fiddler2.android documentation mentioned that it is good to use tcpdump to obtain communication packets or real-time monitoring. fiddler2 is the best HTTP monitoring tool on windows. It has friendly interface

void Handlemessage (Android.os.Message msg) {img.setimagebitmap (bitmap);};}; @Overrideprotected void OnCreate (Bundle savedinstancestate) {super.oncreate (savedinstancestate); Setcontentview ( R.layout.activity_main); img = (ImageView) Findviewbyid (r.id.frame_image); btn = (Button) Findviewbyid (r.id.run); save = (Button) Findviewbyid (R.id.save), Btn.setonclicklistener (new Onclicklistener () {@Overridepublic void OnClick (View v) { New Thread (Run). Start ();}}); Save.setonclicklistener (Ne

Defaulthttpclient (); Httpgethttpget=newhttpget ("http://www.baidu.com"); Httpresponsehttpresponse=httpclient.execute (HttpGet);if (HttpResponse.getStatusLine (). Getstatuscode () ==200) {// both the request and the response were successful httpentityentity= Httpresponse.getentity (); The first line of code--android404stringresponse=entityutils.tostring (entity, "Utf-8" ); Messagemessage=newmessage ();message.what=show_response;// Store the results r

Sometimes when you want to look at the development of the app to see the HTTP request and response is what, this need to grab the packet, this can get some unknown API, such as can also do some "bad" ...Tools Required: Fiddler2 Grab Bag (click to download) Android Phone One PC First, how to use Fiddler2After the download is complete, the installation process is not mapped.If you set the Fi

Landlord before the time to do Android projects, using HTTP communication, so the landlord in line with practiced hand attitude, his own writing httpurlconnection communication process, and then in the test, found that the use of post requests have been garbled, this time the landlord began to look at the data sent, found that the data sent is correct, no garbled, is utf-8, and then look at the server code,

I. BACKGROUNDIn the development of the implementation of the Android application, sometimes need to introduce a third-party so Lib library, but the third party so cubby large, such as open source Third-party playback Component FFmpeg Library, if directly packaged in the APK package inside, The entire application would be a lot bigger. After consulting the data and experiments, it is found that it is feasible to download so files remotely and then regi

Android Post sends HTTP requests, androidpost The Post method is more complex than the Get method, because the request parameters must be placed in the body of the http request, so the Request body must be constructed. Steps: 1. Construct a URLURL url = new URL (PATH); 2. Set the connection HttpURLConnection connection = (HttpURLConnection) url. openConnection ()

):At Java.lang.Thread.run (thread.java:856)03-12 13:50:35.821:w/system.err (9801): caused By:libcore.io.ErrnoException:recvfrom failed:econnreset (Connection Reset by Peer)03-12 13:50:35.834:w/system.err (9801):At Libcore.io.Posix.recvfromBytes (Native Method)03-12 13:50:35.835:w/system.err (9801):At Libcore.io.Posix.recvfrom (posix.java:131)03-12 13:50:35.836:w/system.err (9801):At Libcore.io.BlockGuardOs.recvfrom (blockguardos.java:164)03-12 13:50:35.838:w/system.err (9801):At Libcore.io.IoBri

(Httpresponse.getstatusline (). Getstatuscode ()! = 200) {System.out.println ("Network error exception!!!!"); return false; } httpentity Entity= Httpresponse.getentity ();//get the content inside the responseInputStream = Entity.getcontent ();//get the content of the response sent back by the service gas (all inside a stream)//get the content of the response sent back by the service gas (all inside a string)//String strresult = entityutils.tostring (entity); } Catch(Exception e) {System.out

As we all know, when you click on a hyperlink to jump, WebView will automatically send the current address as referer (referral) to the server, so many server-side programs through whether to contain referer to control hotlinking, so sometimes, directly enter a network address, there may be problems, Then how to solve the hotlinking control problem, in fact, in the webview load when adding a referer can be, how to add it? Starting with the Android 2.

Https://github.com/loopj/android-async-httpAndroid-async-http Open Source framework can be our easy to get network data or send data to the server, it is very simple to use, the following simple introduction, detailed use of crossing network: https://github.com/loopj/android-async-http1. New project, go to the official website to download the zip package, unzip,

RFC1867 Protocol IntroductionRFC1867 protocol is mainly on the basis of the HTTP protocol to add the file attribute to the input tag, while defining the form must be the method of POST, enctype must be multipart/form-data. Other property tags, name , can be used "size= wide, high" To specify the Size property .Multipart/form-data multipart/form-data The media content complies with the multipart data flow rules as defined in RFC 1521. It is main

Android Volley basic use/set HTTP Request Parameters, apikey, and androidapikey Recently I am working on an Android news client, and I feel that I have gained a lot. Here is how Volley obtains network data. Volley is a network communication Library launched by Google I/O 2013. It is highly scalable and can make the code more robust. Volley provides high-performan

(response, Newslistresponsejson.class); ANewsitems =Newslistjsonobject.getdata (); - } -},NewResponse.errorlistener () { the - @Override - Public voidonerrorresponse (volleyerror error) { - + } - }) { + @Override A PublicMapthrowsAuthfailureerror { atmapNewHashmap(); -Headers.put ("Apikey", constant.apiket); - returnheaders; - } - }; - Mqueue.add (stringrequest); in Mqueue.start (); -}Note: (the pict

When using HTTP to request server, we often pass some parameters to the server, such as IMEI number, platform number, channel number, the client's version number and other general information, such as these parameters we do not have to spell in the URL each time, we can be unified to add to the HTTP header.1.HttpClient setting of the HTTP header parametersHttpCli

, "Avatar uploaded successfully!", 0). Show (); String Response=NewString (responsebody); Paresjsonwithgson (response); } Else{toast.maketext (userinfoheadactivity). This, "Network access exception, error code:" + StatusCode, 0). Show (); } } Catch(Exception e) {//TODO auto-generated Catch blockE.printstacktrace (); }} @Override P

I. Building the environment in the Java EE project1. Importing related JAR Packages2. Build the relevant packages and classes3. Simple implementation of the methods in the classUser:Declares the following properties, implements the parameterless constructor and the parameter constructor, and the respective get and set methodsUserdao:Userdaoimpl:Jsonservlet:Second, the processing of the server-side return JSON data in the Android project1. Importing th

()! =NULL) {getactivity (). Runonuithread (Uirefreshthread); } mtask=NULL; } @Overrideprotected voidoncancelled () {Mtask=NULL; } }2. Refresh the listview in the main threadRunnable Uirefreshthread =NewRunnable () {@Override Public voidrun () {if(Getactivity ()! =NULL) { //Initialize AdapterMadapter =NewDatalistadapter (Getactivity (), R.layout.fragment_data_list_item, mdatalist); //Set the adapterMlistview.setadapter (Madapter); Mswipelayout.setrefreshing (false); Mlistview.s