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POUpload file to Drop box from android application
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  1. POUpload file to Drop box from android application
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    copied!<p>I am trying to upload a text file to dropbox. The authentication works fine, but when it tries to upload the file, the application crashes. here is my code</p> <pre><code>public class Dropboxupload extends Activity { final static private String APP_KEY = "KEY"; final static private String APP_SECRET = "SECRET"; final static private AccessType ACCESS_TYPE = AccessType.APP_FOLDER; private DropboxAPI&lt;AndroidAuthSession&gt; mDBApi; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); AppKeyPair appKeys = new AppKeyPair(APP_KEY, APP_SECRET); AndroidAuthSession session = new AndroidAuthSession(appKeys, ACCESS_TYPE); mDBApi = new DropboxAPI&lt;AndroidAuthSession&gt;(session); mDBApi.getSession().startAuthentication(Dropboxupload.this); } @Override public boolean onCreateOptionsMenu(Menu menu) { // Inflate the menu; this adds items to the action bar if it is present. getMenuInflater().inflate(R.menu.dropboxupload, menu); return true; } /* Called when the application resumes */ @Override protected void onResume() { super.onResume(); if (mDBApi.getSession().authenticationSuccessful()) { try { // Required to complete auth, sets the access token on the session mDBApi.getSession().finishAuthentication(); AccessTokenPair tokens = mDBApi.getSession().getAccessTokenPair(); } catch (IllegalStateException e) { Log.i("DbAuthLog", "Error authenticating", e); } String filePath = getApplicationContext().getFilesDir().getPath().toString() + "/magnus-opus.txt"; File file = new File(filePath); try { file.createNewFile(); } catch (IOException e2) { // TODO Auto-generated catch block e2.printStackTrace(); } FileInputStream inputStream = null; try { inputStream = new FileInputStream(file); } catch (FileNotFoundException e1) { // TODO Auto-generated catch block e1.printStackTrace(); } try { com.dropbox.client2.DropboxAPI.Entry response = mDBApi.putFile("/magnum-opus.txt", inputStream, file.length(), null, null); Log.i("DbExampleLog", "The uploaded file's rev is: " + response.rev); } catch (DropboxException e) { // TODO Auto-generated catch block e.printStackTrace(); } } } private void writeToFile(String data,String filepath, String filename) { try { OutputStreamWriter outputStreamWriter = new OutputStreamWriter(openFileOutput(filepath, Context.MODE_PRIVATE)); outputStreamWriter.write(data); outputStreamWriter.close(); } catch (IOException e) { Log.e("Exception", "File write failed: " + e.toString()); } } } </code></pre> <p>I am also posting the error log here, any help would be appreciated.</p> <pre><code> 11-21 18:04:20.094: W/System.err(16838): DropboxServerException (nginx): 403 Forbidden (Forbidden) 11-21 18:04:20.094: W/System.err(16838): at com.dropbox.client2.RESTUtility.parseAsJSON(RESTUtility.java:263) 11-21 18:04:20.094: W/System.err(16838): at com.dropbox.client2.RESTUtility.execute(RESTUtility.java:411) 11-21 18:04:20.094: W/System.err(16838): at com.dropbox.client2.DropboxAPI$BasicUploadRequest.upload(DropboxAPI.java:1080) 11-21 18:04:20.104: W/System.err(16838): at com.dropbox.client2.DropboxAPI.putFile(DropboxAPI.java:1421) 11-21 18:04:20.104: W/System.err(16838): at com.example.screenwritter.Dropboxupload$1.run(Dropboxupload.java:85) 11-21 18:04:20.104: W/System.err(16838): at java.lang.Thread.run(Thread.java:856) 11-21 18:04:43.506: W/IdleConnectionHandler(16838): Removing a connection that never existed! </code></pre>
 

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