httpurlconnection

问题 Android Developers Blog recommend to use HttpURLConnection other than apache's HttpClient (http://android-developers.blogspot.com/2011/09/androids-http-clients.html). I take the advice and get problem in reporting file upload progress. my code to grab progress is like this： try { out = conncetion.getOutputStream(); in = new BufferedInputStream(fin); byte[] buffer = new byte[MAX_BUFFER_SIZE]; int r; while ((r = in.read(buffer)) != -1) { out.write(buffer, 0, r); bytes += r; if (null !=

问题 I can succesfully connect, send and receive data by using httpurlconnection. But it takes very long time to load all the data on my phone (Samsung s4, 4.2) and on android 4.2 emulator. But it takes almost 1-2 seconds (which is very fast) to load pics on Android 2.3.x emulator. Faster than my galaxy s4 on http connection. I'm using AsyncTask and my code works fine on both. It is just slow on android 4.2s. I tried removing chunkedStreaming, keep alive, changing timeout values etc. but still no

问题 I can succesfully connect, send and receive data by using httpurlconnection. But it takes very long time to load all the data on my phone (Samsung s4, 4.2) and on android 4.2 emulator. But it takes almost 1-2 seconds (which is very fast) to load pics on Android 2.3.x emulator. Faster than my galaxy s4 on http connection. I'm using AsyncTask and my code works fine on both. It is just slow on android 4.2s. I tried removing chunkedStreaming, keep alive, changing timeout values etc. but still no

问题 I'm new in Android (and in Java too), so sorry if my problem is a basic proposition! I have to write an Android app, whitch signs into an aspx webpage in the background, get some data from it, and after that logs out form the webpage. (and do that all programmatically) Basicly, the procedure likes getting email-list from Gmail: 1. go to 'https://mail.google.com', and signs in 2. click to the "Contacts" (== go to "https://mail.google.com/mail/?shva=1&zx=dzi4xmuko5nz#contacts") 3. fetch the

问题 i need to pass a string of arabic value to the HttpURL as a parameter but before i do say when i print the message its showing only question marks public void sendSms(SendSms object) throws MalformedURLException,ProtocolException,IOException { String message=new String(object.getMessage().getBytes(), "UTF-8"); System.out.println(message);//printing only question marks } and even when i send the message as url parameter its not sending the original message as arabic its sending the question

问题 I want to read a XML document from a URL: public void DownloadXmlFile() throws IOException{ //TODO String url = "http://api.m1858.com/coursebook.xml"; URL u = new URL(url); HttpURLConnection conn = (HttpURLConnection) u.openConnection(); conn.setReadTimeout(10000); conn.setConnectTimeout(15000); conn.setRequestMethod("GET"); conn.setDoInput(true); conn.connect(); } I get an Error Exception android.os.NetworkOnMainThreadException I added uses-permission in manifest file: <uses-permission

问题 I have an app that can use internet connection to downloading data. I'm using HttpURLConnection to do that. Problem: My app drains the internet bandwidth, so users will browsing slowly on their Browser. I want to make them optionally to set the bandwidth limit by itself, not like this site. I have knew about it. Question: How to set the bandwidth limit while downloading? For example: 500 KB/s (KiloBytes per second). Here's my method to download a file: // These are the status codes. public

问题 I'm trying to connect with a server using HttpURLConnection , but I have a problem with the PUT method. I need to send a String with 1500 characters (or more), but in this case the server produces a timeout and returns 500 - server internal error . If I send a String lower than 1400 characters , I have not problem and the server returns OK . My code is the following: public String connectToServer(String prototype) { String responseString = ""; try { BufferedReader in = new BufferedReader(new

问题 I am using this code to fetch my changelog from the net. InputStream content = null; try { URL url = new URL("http://dreamhawk.blinkenshell.org/changelog.txt"); HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection(); urlConnection.setRequestMethod("GET"); urlConnection.connect(); content = urlConnection.getInputStream(); BufferedReader r = new BufferedReader(new InputStreamReader(content)); StringBuilder total = new StringBuilder(); String line; String NL = System

问题 I am using this code to fetch my changelog from the net. InputStream content = null; try { URL url = new URL("http://dreamhawk.blinkenshell.org/changelog.txt"); HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection(); urlConnection.setRequestMethod("GET"); urlConnection.connect(); content = urlConnection.getInputStream(); BufferedReader r = new BufferedReader(new InputStreamReader(content)); StringBuilder total = new StringBuilder(); String line; String NL = System