Android File Upload

Upload.java

static void uploadFile(Context context, final String selectedFilePath) {
	int serverResponseCode = 0;
	HttpURLConnection connection;
	DataOutputStream dataOutputStream;
	String lineEnd = "\r\n";
	String twoHyphens = "--";
	String boundary = "*****";
	
	int bytesRead, bytesAvailable, bufferSize;
	byte[] buffer;
	int maxBufferSize = 1024 * 1024;
	File selectedFile = new File(selectedFilePath);
	
	if (selectedFile.isFile()) {
		try {
			FileInputStream fileInputStream = new FileInputStream(selectedFile);
			String HOST = context.getResources().getString(R.string.url_host);
			URL url = new URL(context.getResources().getString(R.string.url_dcim, HOST));
			connection = (HttpURLConnection) url.openConnection();
			connection.setDoInput(true);
			connection.setDoOutput(true);
			connection.setUseCaches(false);
			connection.setRequestMethod("POST");
			connection.setRequestProperty("Connection", "Keep-Alive");
			connection.setRequestProperty("ENCTYPE", "multipart/form-data");
			connection.setRequestProperty("Content-Type", "multipart/form-data;boundary=" + boundary);
			connection.setRequestProperty("uploaded_file", selectedFilePath);
			dataOutputStream = new DataOutputStream(connection.getOutputStream());
			dataOutputStream.writeBytes(twoHyphens + boundary + lineEnd);
			dataOutputStream.writeBytes("Content-Disposition: form-data; name=\"uploaded_file\";filename=\""
					+ selectedFilePath + "\"" + lineEnd);
			dataOutputStream.writeBytes(lineEnd);
			bytesAvailable = fileInputStream.available();
			bufferSize = Math.min(bytesAvailable, maxBufferSize);
			buffer = new byte[bufferSize];
			bytesRead = fileInputStream.read(buffer, 0, bufferSize);
			while (bytesRead > 0) {
				dataOutputStream.write(buffer, 0, bufferSize);
				bytesAvailable = fileInputStream.available();
				bufferSize = Math.min(bytesAvailable, maxBufferSize);
				bytesRead = fileInputStream.read(buffer, 0, bufferSize);
			}
			dataOutputStream.writeBytes(lineEnd);
			dataOutputStream.writeBytes(twoHyphens + boundary + twoHyphens + lineEnd);
			serverResponseCode = connection.getResponseCode();
			String serverResponseMessage = connection.getResponseMessage();
			Log.i("D", "SRI: " + serverResponseMessage + ": " + serverResponseCode);
			if (serverResponseCode == 200)
				Log.w("D", "O");
			fileInputStream.close();
			dataOutputStream.flush();
			dataOutputStream.close();
		} catch (FileNotFoundException ignore) {
		} catch (MalformedURLException ignore) {
		} catch (IOException ignore) {
		}
	}
}