I do something very similar to this but not with images, but rather with torrent files. I don't have a 'bytes from file' method though, probably works because torrent files are just text. Anyway, thanks for sharing.
On May 10, 10:31 am, Jeff Sharkey <jshar...@android.com> wrote: > Awesome, thanks for sharing the code. :) Does it need a specific > version of HttpClient, different than the one that comes with the > platform? > > And for communicating status and progress back up to a UI thread, > AsyncTask in 1.5 would be perfect. Also, what license is this code > snippet released under? Thanks again for sharing! :) > > j > > > > On Sun, May 10, 2009 at 5:04 AM, Anna PS <annapowellsm...@googlemail.com> > wrote: > > > I'm starting a new thread, in response to a request over here: > >http://bit.ly/E1Qqm > > > This is some sample code for uploading an image to the web, as part of > > a multipart message. It assumes that the photo is stored on the SD > > card as "photo.jpg". You'll need to download and add a couple of jar > > files to the project's built path - commons-httpclient.jar and > > httpcomponents-client-4.0-alpha4. > > > It is working on my device. However (big caveats here) - it's much > > slower than I would like, and much slower than other applications I've > > installed that upload photos. It also feels hacky - e.g. the way the > > background thread communicates problems with the upload to the main > > thread using variables. I'm sure there must be a neater way to do it. > > > If you figure out a way to improve the code, please post suggestions > > here! > > > cheers, > > Anna > > > ------------------------------------- > > > private static final int LOCATION_NOT_FOUND = 1; > > private static final int UPLOAD_ERROR = 2; > > final Runnable mUpdateResults = new Runnable() { > > public void run() { > > pd.dismiss(); > > updateResultsInUi(); > > } > > }; > > > public void onCreate(Bundle icicle) { > > super.onCreate(icicle); > > setContentView(R.layout.home); > > > // do some stuff and then, when you want to upload a > > photo.... > > uploadToWeb(); > > } > > > // > > ********************************************************************** > > // uploadToWeb: uploads details, handled via a background thread > > // > > ********************************************************************** > > private void uploadToWeb() { > > Log.d(LOG_TAG, "uploadToWeb"); > > pd = ProgressDialog > > .show( > > this, > > "Uploading, please wait...", > > "Uploading. This can take > > several seconds, depending on your > > connection speed. Please be patient!", > > true, false); > > Thread t = new Thread() { > > public void run() { > > doUploadinBackground(); > > mHandler.post(mUpdateResults); > > } > > }; > > t.start(); > > } > > > private void updateResultsInUi() { > > if (globalStatus == UPLOAD_ERROR) { > > showDialog(UPLOAD_ERROR); > > > } else if (globalStatus == LOCATION_NOT_FOUND) { > > showDialog(LOCATION_NOT_FOUND); > > > } else if (globalStatus == PHOTO_NOT_FOUND) { > > showDialog(PHOTO_NOT_FOUND); > > > } else { > > // Success! - Proceed to the success activity! > > Intent i = new Intent(Home.this, Success.class); > > startActivity(i); > > } > > } > > > // > > ********************************************************************** > > // onCreateDialog: Dialog warnings > > // > > ********************************************************************** > > �...@override > > protected Dialog onCreateDialog(int id) { > > switch (id) { > > case UPLOAD_ERROR: > > return new AlertDialog.Builder(Home.this) > > .setTitle("Upload error") > > .setPositiveButton("OK", > > new > > DialogInterface.OnClickListener() { > > public void > > onClick(DialogInterface dialog, > > > > int whichButton) { > > } > > }) > > .setMessage( > > "Sorry, there was an > > error uploading. Please try again later.") > > .create(); > > case LOCATION_NOT_FOUND: > > return new AlertDialog.Builder(Home.this) > > .setTitle("Location problem") > > .setPositiveButton("OK", > > new > > DialogInterface.OnClickListener() { > > public void > > onClick(DialogInterface dialog, > > > > int whichButton) { > > } > > }) > > .setMessage( > > "Could not get > > location! Can you see the sky? Please try again > > later.") > > .create(); > > } > > return null; > > } > > > // > > ********************************************************************** > > // doUploadinBackground: POST request > > // > > ********************************************************************** > > private boolean doUploadinBackground() { > > Log.d(LOG_TAG, "doUploadinBackground"); > > String responseString = null; > > PostMethod method; > > > if ((latitude != null) && (longitude != null)) { > > latString = latitude.toString(); > > longString = longitude.toString(); > > Log.e(LOG_TAG, "Latitude = " + latString); > > Log.e(LOG_TAG, "Longitude = " + longString); > > } else { > > Log.e(LOG_TAG, "Location is null"); > > globalStatus = LOCATION_NOT_FOUND; > > return false; > > } > > > method = new PostMethod("yoururlhere"); > > > try { > > > byte[] imageByteArray = null; > > > HttpClient client = new HttpClient(); > > > > client.getHttpConnectionManager().getParams().setConnectionTimeout( > > 100000); > > > File f = new > > File(Environment.getExternalStorageDirectory(), > > "photo.jpg"); > > > imageByteArray = getBytesFromFile(f); > > > Log > > .d(LOG_TAG, "len of data is " + > > imageByteArray.length > > + " bytes"); > > > FilePart photo = new FilePart("photo", new > > ByteArrayPartSource( > > "photo", imageByteArray)); > > > photo.setContentType("image/jpeg"); > > photo.setCharSet(null); > > > Part[] parts = { new StringPart("service", "Android > > mobile"), > > new StringPart("subject", subject), > > new StringPart("name", name), > > new StringPart("email", email), > > new StringPart("lat", latString), > > new StringPart("lon", longString), > > photo }; > > > method.setRequestEntity(new > > MultipartRequestEntity(parts, method > > .getParams())); > > > > > ... > > read more » --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Android Developers" group. 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