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PONull exception: No authentication header information - even setting .setUserToken(auth_token)
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  1. PONull exception: No authentication header information - even setting .setUserToken(auth_token)
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    copied!<p>I have the below method:</p> <pre><code>public String tryGoogleAuthentication(String auth_token){ ContactsService contactsService = new ContactsService("....."); contactsService.setUserToken(auth_token); IFeed feed = null; try { feed = contactsService.getFeed(new URL("https://www.google.com/m8/feeds/ contacts/default/full?max-results=10000"), ContactFeed.class); } catch (IOException e) { e.printStackTrace(); return CONST.GOOGLE_AUTH_INVALID_TOKEN; } catch (ServiceException e) { e.printStackTrace(); return CONST.GOOGLE_AUTH_INVALID_TOKEN; } catch (NullPointerException e) { e.printStackTrace(); return CONST.GOOGLE_AUTH_INVALID_TOKEN; } if (feed == null) return ""; String externalId = feed.getId(); IPerson person = feed.getAuthors().get(0); String email = person.getEmail(); String name = person.getName(); String nameLang = person.getNameLang(); System.out.println("externalId: " + externalId); System.out.println("email: " + email); System.out.println("name: " + name); System.out.println("nameLang: " + nameLang); return CONST.STATUS_OK; } </code></pre> <p>and I get the error:</p> <pre><code>java.lang.NullPointerException: No authentication header information at com.google.gdata.util.AuthenticationException.initFromAuthHeader(AuthenticationException.java:96) at com.google.gdata.util.AuthenticationException.&lt;init&gt;(AuthenticationException.java:67) at com.google.gdata.client.http.HttpGDataRequest.handleErrorResponse(HttpGDataRequest.java:600) at com.google.gdata.client.http.GoogleGDataRequest.handleErrorResponse(GoogleGDataRequest.java:563) at com.google.gdata.client.http.HttpGDataRequest.checkResponse(HttpGDataRequest.java:552) at com.google.gdata.client.http.HttpGDataRequest.execute(HttpGDataRequest.java:530) at com.google.gdata.client.http.GoogleGDataRequest.execute(GoogleGDataRequest.java:535) at com.google.gdata.client.Service.getFeed(Service.java:1135) at com.google.gdata.client.Service.getFeed(Service.java:998) at com.google.gdata.client.GoogleService.getFeed(GoogleService.java:631) at com.google.gdata.client.Service.getFeed(Service.java:1017) at ro.servlet.data.ClientAuthenticator.tryGoogleAuthentication(ClientAuthenticator.java:96) .... </code></pre> <p>Please tell what shoud I set to contactsService(except setUserToken) in order to work proper?</p> <p>I don't used gData before(I'm an android/iPhone developer) - I took the auth string from the android device(by letting the user to confirm this) and pass it over a secured channel to my server - now I want to gather some data about this Contact(first, last name and provider uid - I need for a database with users in my app).</p> <p>I really need to finish this task, so please, if anyone knows how this can be fixed, help me !</p> <p>The below class describe the way I get the auth string from the android device.</p> <pre><code>package ro.locationsApp.android.login; import java.io.IOException; import org.apache.http.conn.ClientConnectionManager; import org.apache.http.impl.client.DefaultHttpClient; import org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager; import org.apache.http.params.HttpParams; import org.json.JSONObject; import ro.locationsApp.android.CONST; import android.R; import android.accounts.Account; import android.accounts.AccountManager; import android.accounts.AccountManagerCallback; import android.accounts.AccountManagerFuture; import android.accounts.AuthenticatorException; import android.accounts.OperationCanceledException; import android.app.ListActivity; import android.content.Intent; import android.os.Bundle; import android.view.View; import android.widget.ArrayAdapter; import android.widget.ListView; public class AccountList extends ListActivity { protected AccountManager accountManager; protected Intent intent; DefaultHttpClient http_client = getThreadSafeClient(); private Account currentUsedAccount; /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); accountManager = AccountManager.get(getApplicationContext()); Account[] accounts = accountManager.getAccountsByType("com.google"); String[] names = new String[accounts.length]; for (int i = 0; i &lt; accounts.length; i++) { System.out.println(accounts[i].name); names[i] = accounts[i].name; } this.setListAdapter(new ArrayAdapter&lt;String&gt;(this, R.layout.simple_list_item_1, names)); } @SuppressWarnings("unchecked") @Override protected void onListItemClick(ListView l, View v, int position, long id) { Account account = accountManager.getAccountsByType("com.google")[position]; accountManager.getAuthToken(account, "ah", false, new GetAuthTokenCallback(), null); currentUsedAccount = account; } public static DefaultHttpClient getThreadSafeClient() { DefaultHttpClient client = new DefaultHttpClient(); ClientConnectionManager mgr = client.getConnectionManager(); HttpParams params = client.getParams(); client = new DefaultHttpClient(new ThreadSafeClientConnManager(params, mgr.getSchemeRegistry()), params); return client; } @SuppressWarnings("rawtypes") private class GetAuthTokenCallback implements AccountManagerCallback { public void run(AccountManagerFuture result) { Bundle bundle; try { bundle = (Bundle) result.getResult(); Intent intent = (Intent) bundle.get(AccountManager.KEY_INTENT); if (intent != null) { // User input required startActivity(intent); } else { onGetAuthToken(bundle); } } catch (OperationCanceledException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (AuthenticatorException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } }; protected void onGetAuthToken(Bundle bundle) { final String auth_token = bundle.getString(AccountManager.KEY_AUTHTOKEN); System.out.println("AUTH TOKEN: " + auth_token); new Thread(new Runnable() { @Override public void run() { try { JSONObject request = new JSONObject(); request.put(CONST.ID_ATTR, CONST.ID_GOOGLE_AUTH); JSONObject body = new JSONObject(); body.put(CONST.GOOGLE_AUTH_TOKEN, auth_token); request.put(CONST.DATA_ATTR, body); JSONObject response = new JSONObject(new RequestHandler().request(DataSource.LOCATIONS_SERVER_URL, request.toString())); String bodyResponse = response.optJSONObject(CONST.DATA_ATTR).optString(CONST.STATUS_ATTR); if(bodyResponse.equals(CONST.STATUS_OK)){ } else if(bodyResponse.equals(CONST.GOOGLE_AUTH_INVALID_TOKEN)){ runOnUiThread(new Runnable() { @SuppressWarnings("unchecked") public void run() { invalidateUserToken(auth_token); accountManager.getAuthToken(currentUsedAccount, "ah", false, new GetAuthTokenCallback(), null); } }); } } catch (Exception e) { e.printStackTrace(); } } }).start(); } public void invalidateUserToken(String token){ AccountManager accountManager = AccountManager.get(this); accountManager.invalidateAuthToken("com.google", token); } } </code></pre> <p>Thanks,</p> <p>Alex.</p>
 

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