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copied!<p>First Create a downloader class </p> <pre><code>public class Downloader { public static void DownloadFile(String fileURL, File directory) { try { FileOutputStream f = new FileOutputStream(directory); URL u = new URL(fileURL); HttpURLConnection c = (HttpURLConnection) u.openConnection(); c.setRequestMethod("GET"); c.setDoOutput(true); c.connect(); InputStream in = c.getInputStream(); byte[] buffer = new byte[1024]; int len1 = 0; while ((len1 = in.read(buffer)) > 0) { f.write(buffer, 0, len1); } f.close(); } catch (Exception e) { e.printStackTrace(); } } } </code></pre> <p>After that create an activity which downloads the PDF file from internet, </p> <pre><code>public class MainActivity extends Activity { @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); String extStorageDirectory = Environment.getExternalStorageDirectory() .toString(); File folder = new File(extStorageDirectory, "pdf"); folder.mkdir(); File file = new File(folder, "Read.pdf"); try { file.createNewFile(); } catch (IOException e1) { e1.printStackTrace(); } Downloader.DownloadFile("http://122.248.233.68/pvfiles/Guide-2.pdf", file); showPdf(); } public void showPdf() { File file = new File(Environment.getExternalStorageDirectory()+"/Mypdf/Read.pdf"); PackageManager packageManager = getPackageManager(); Intent testIntent = new Intent(Intent.ACTION_VIEW); testIntent.setType("application/pdf"); List list = packageManager.queryIntentActivities(testIntent, PackageManager.MATCH_DEFAULT_ONLY); Intent intent = new Intent(); intent.setAction(Intent.ACTION_VIEW); Uri uri = Uri.fromFile(file); intent.setDataAndType(uri, "application/pdf"); startActivity(intent); } } </code></pre> <p>Finally at last declare persmissions in <code>AndroidManifest.xml</code></p> <pre><code><uses-permission android:name="android.permission.INTERNET"></uses-permission> <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/> </code></pre>

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