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    <title>topic Re: Get new AccessToken when access token expired (Android) in Dropbox API Support &amp; Feedback</title>
    <link>https://www.dropboxforum.com/t5/Dropbox-API-Support-Feedback/Get-new-AccessToken-when-access-token-expired-Android/m-p/642251#M29548</link>
    <description>&lt;P&gt;Hi &lt;a href="https://www.dropboxforum.com/t5/user/viewprofilepage/user-id/1598149"&gt;@sundar_papco&lt;/a&gt;,&lt;/P&gt;&lt;P&gt;You can review all Dropbox Java SDK related examples &lt;A href="https://github.com/dropbox/dropbox-sdk-java/tree/main/examples" target="_blank" rel="noopener"&gt;here&lt;/A&gt;. &lt;img class="lia-deferred-image lia-image-emoji" src="https://www.dropboxforum.com/html/@41457EF40051AFF130FDBFE21B496926/emoticons/1f609.png" alt=":winking_face:" title=":winking_face:" /&gt;&lt;/P&gt;&lt;P&gt;Good luck.&lt;/P&gt;</description>
    <pubDate>Wed, 07 Dec 2022 15:44:55 GMT</pubDate>
    <dc:creator>Здравко</dc:creator>
    <dc:date>2022-12-07T15:44:55Z</dc:date>
    <item>
      <title>Get new AccessToken when access token expired (Android)</title>
      <link>https://www.dropboxforum.com/t5/Dropbox-API-Support-Feedback/Get-new-AccessToken-when-access-token-expired-Android/m-p/574074#M26776</link>
      <description>&lt;P&gt;I apologize in advance for my English.&lt;/P&gt;
&lt;P&gt;I have several android applications that use Dropbox to send and load data.&amp;nbsp;&lt;/P&gt;
&lt;P&gt;Until the last update, Dropbox communication worked properly - probably an Access Token without expiring&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;Here is a sample of the code I use:&lt;/P&gt;
&lt;PRE&gt;&lt;SPAN&gt;// Create Dropbox client&lt;BR /&gt;&lt;/SPAN&gt;DbxRequestConfig config&lt;SPAN&gt;;&lt;BR /&gt;&lt;/SPAN&gt;config = &lt;SPAN&gt;new &lt;/SPAN&gt;DbxRequestConfig(&lt;SPAN&gt;"dropbox/appName"&lt;/SPAN&gt;)&lt;SPAN&gt;;&lt;BR /&gt;&lt;/SPAN&gt;&lt;SPAN&gt;return new &lt;/SPAN&gt;DbxClientV2(config&lt;SPAN&gt;, &lt;/SPAN&gt;&lt;SPAN&gt;ACCESS_TOKEN&lt;/SPAN&gt;)&lt;SPAN&gt;;&lt;/SPAN&gt;&lt;/PRE&gt;
&lt;PRE&gt;&lt;SPAN&gt;// save Access Token&lt;BR /&gt;if &lt;/SPAN&gt;(&lt;SPAN&gt;ACCESS_TOKEN &lt;/SPAN&gt;== &lt;SPAN&gt;null&lt;/SPAN&gt;) {&lt;BR /&gt;    String accessToken = Auth.&lt;SPAN&gt;getOAuth2Token&lt;/SPAN&gt;()&lt;SPAN&gt;; &lt;/SPAN&gt;&lt;SPAN&gt;//generate Access Token&lt;BR /&gt;&lt;/SPAN&gt;    &lt;SPAN&gt;if &lt;/SPAN&gt;(accessToken != &lt;SPAN&gt;null&lt;/SPAN&gt;) {&lt;BR /&gt;        &lt;SPAN&gt;//add accessToken to SharedPreferences&lt;BR /&gt;&lt;/SPAN&gt;        SharedPreferences prefs = context.getSharedPreferences(&lt;SPAN&gt;"com.appName.dropboxintegration"&lt;/SPAN&gt;&lt;SPAN&gt;, &lt;/SPAN&gt;Context.&lt;SPAN&gt;MODE_PRIVATE&lt;/SPAN&gt;)&lt;SPAN&gt;;&lt;BR /&gt;&lt;/SPAN&gt;        prefs.edit().putString(&lt;SPAN&gt;"access-token"&lt;/SPAN&gt;&lt;SPAN&gt;, &lt;/SPAN&gt;accessToken).apply()&lt;SPAN&gt;;&lt;BR /&gt;&lt;/SPAN&gt;    }&lt;BR /&gt;}&lt;/PRE&gt;
&lt;PRE&gt;&lt;SPAN&gt;//load Acces token from SharedPreferences&lt;BR /&gt;&lt;/SPAN&gt;SharedPreferences prefs = context.getSharedPreferences(&lt;SPAN&gt;"com.appName.dropboxintegration"&lt;/SPAN&gt;&lt;SPAN&gt;, &lt;/SPAN&gt;Context.&lt;SPAN&gt;MODE_PRIVATE&lt;/SPAN&gt;)&lt;SPAN&gt;;&lt;BR /&gt;&lt;/SPAN&gt;String accessToken = prefs.getString(&lt;SPAN&gt;"access-token"&lt;/SPAN&gt;&lt;SPAN&gt;, null&lt;/SPAN&gt;)&lt;SPAN&gt;;&lt;BR /&gt;&lt;/SPAN&gt;&lt;SPAN&gt;if &lt;/SPAN&gt;(accessToken == &lt;SPAN&gt;null&lt;/SPAN&gt;) {&lt;BR /&gt;    Log.&lt;SPAN&gt;d&lt;/SPAN&gt;(&lt;SPAN&gt;"AccessToken Status"&lt;/SPAN&gt;&lt;SPAN&gt;, &lt;/SPAN&gt;&lt;SPAN&gt;"No token found"&lt;/SPAN&gt;)&lt;SPAN&gt;;&lt;BR /&gt;&lt;/SPAN&gt;&lt;SPAN&gt;    return null;&lt;BR /&gt;&lt;/SPAN&gt;} &lt;SPAN&gt;else &lt;/SPAN&gt;{&lt;BR /&gt;    &lt;SPAN&gt;//accessToken already exists&lt;BR /&gt;&lt;/SPAN&gt;    Log.&lt;SPAN&gt;d&lt;/SPAN&gt;(&lt;SPAN&gt;"AccessToken Status"&lt;/SPAN&gt;&lt;SPAN&gt;, &lt;/SPAN&gt;&lt;SPAN&gt;"Token exists"&lt;/SPAN&gt;)&lt;SPAN&gt;;&lt;BR /&gt;&lt;/SPAN&gt;&lt;SPAN&gt;    return &lt;/SPAN&gt;accessToken&lt;SPAN&gt;;&lt;BR /&gt;&lt;/SPAN&gt;}&lt;/PRE&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;PRE&gt;&lt;SPAN&gt;// here it falls on expired&lt;BR /&gt;try &lt;/SPAN&gt;{&lt;BR /&gt;    MoveFile()&lt;SPAN&gt;;&lt;BR /&gt;&lt;/SPAN&gt;} &lt;SPAN&gt;catch &lt;/SPAN&gt;(InvalidAccessTokenException ex) {&lt;BR /&gt;    &lt;SPAN&gt;endSend &lt;/SPAN&gt;= &lt;SPAN&gt;null;&lt;BR /&gt;&lt;/SPAN&gt;    &lt;SPAN&gt;resetToken &lt;/SPAN&gt;= &lt;SPAN&gt;true;&lt;BR /&gt;&lt;/SPAN&gt;    ex.printStackTrace()&lt;SPAN&gt;;&lt;BR /&gt;&lt;/SPAN&gt;} &lt;SPAN&gt;catch &lt;/SPAN&gt;(DbxException e) {&lt;BR /&gt;    &lt;SPAN&gt;endSend &lt;/SPAN&gt;= &lt;SPAN&gt;null;&lt;BR /&gt;&lt;/SPAN&gt;    e.printStackTrace()&lt;SPAN&gt;;&lt;BR /&gt;&lt;/SPAN&gt;}&lt;/PRE&gt;
&lt;P&gt;I tried to call OAuth again. - repeatedly reports the token has expired&lt;/P&gt;
&lt;P&gt;I tried to terminate the token - it won't work&lt;/P&gt;
&lt;P&gt;I tried to use Auth.startOAuth2PKCE () to log in - it reports a token malfunction&lt;/P&gt;
&lt;P&gt;Auth.getOAuth2Token () does not return a new token&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;my questions:&lt;/P&gt;
&lt;P&gt;How do I request a new AccessToken whenever I find out it's expired.&lt;/P&gt;
&lt;P&gt;I can somehow request a token without expiring.&lt;/P&gt;
&lt;P&gt;Do I need to convert the application to a short-term token?&lt;/P&gt;</description>
      <pubDate>Thu, 08 Dec 2022 08:16:32 GMT</pubDate>
      <guid>https://www.dropboxforum.com/t5/Dropbox-API-Support-Feedback/Get-new-AccessToken-when-access-token-expired-Android/m-p/574074#M26776</guid>
      <dc:creator>VIctorCZ</dc:creator>
      <dc:date>2022-12-08T08:16:32Z</dc:date>
    </item>
    <item>
      <title>Re: Get new AccessToken when access token expired (Android)</title>
      <link>https://www.dropboxforum.com/t5/Dropbox-API-Support-Feedback/Get-new-AccessToken-when-access-token-expired-Android/m-p/574121#M26778</link>
      <description>&lt;P&gt;For Android apps using &lt;A href="https://github.com/dropbox/dropbox-sdk-java" target="_self"&gt;the official Dropbox API v2 Java SDK&lt;/A&gt;, you should upgrade to the latest version of the SDK (currently v5.4.4) and use the updated authorization functionality, starting with the startOAuth2PKCE method. You can find &lt;A href="https://github.com/dropbox/dropbox-sdk-java/tree/main/examples/android" target="_self"&gt;an example app here&lt;/A&gt;. For instance, you can see &lt;A href="https://github.com/dropbox/dropbox-sdk-java/blob/009c8eb3677f2a329bb43c7e2cb00df3f3d68aaf/examples/android/src/main/java/com/dropbox/core/examples/android/internal/api/DropboxOAuthUtil.kt#L52" target="_self"&gt;where that starts in the code here&lt;/A&gt; and &lt;A href="https://github.com/dropbox/dropbox-sdk-java/blob/009c8eb3677f2a329bb43c7e2cb00df3f3d68aaf/examples/android/src/main/java/com/dropbox/core/examples/android/internal/api/DropboxOAuthUtil.kt#L83" target="_self"&gt;how the result is handled here&lt;/A&gt;. When you use that functionality as shown, the SDK will then handle the refresh process for you automatically.&lt;/P&gt;
&lt;P&gt;--&lt;/P&gt;
&lt;P&gt;Edit: updated version number and links.&lt;/P&gt;</description>
      <pubDate>Wed, 07 Dec 2022 19:21:18 GMT</pubDate>
      <guid>https://www.dropboxforum.com/t5/Dropbox-API-Support-Feedback/Get-new-AccessToken-when-access-token-expired-Android/m-p/574121#M26778</guid>
      <dc:creator>Greg-DB</dc:creator>
      <dc:date>2022-12-07T19:21:18Z</dc:date>
    </item>
    <item>
      <title>Re: Get new AccessToken when access token expired (Android)</title>
      <link>https://www.dropboxforum.com/t5/Dropbox-API-Support-Feedback/Get-new-AccessToken-when-access-token-expired-Android/m-p/574734#M26798</link>
      <description>&lt;P&gt;Thank you for your response and help. Using the new SDK, startOAuth2PKCE and DbxCredential, I got accessToken and refreshToken. It's working properly now.&lt;/P&gt;</description>
      <pubDate>Tue, 01 Feb 2022 11:11:17 GMT</pubDate>
      <guid>https://www.dropboxforum.com/t5/Dropbox-API-Support-Feedback/Get-new-AccessToken-when-access-token-expired-Android/m-p/574734#M26798</guid>
      <dc:creator>VIctorCZ</dc:creator>
      <dc:date>2022-02-01T11:11:17Z</dc:date>
    </item>
    <item>
      <title>Re: Get new AccessToken when access token expired (Android)</title>
      <link>https://www.dropboxforum.com/t5/Dropbox-API-Support-Feedback/Get-new-AccessToken-when-access-token-expired-Android/m-p/642209#M29545</link>
      <description>&lt;P&gt;Hello!&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;Both the code links mentioned in the accepted answer are now dead. Kindly update the links please&lt;/P&gt;</description>
      <pubDate>Wed, 07 Dec 2022 14:06:09 GMT</pubDate>
      <guid>https://www.dropboxforum.com/t5/Dropbox-API-Support-Feedback/Get-new-AccessToken-when-access-token-expired-Android/m-p/642209#M29545</guid>
      <dc:creator>sundar_papco</dc:creator>
      <dc:date>2022-12-07T14:06:09Z</dc:date>
    </item>
    <item>
      <title>Re: Get new AccessToken when access token expired (Android)</title>
      <link>https://www.dropboxforum.com/t5/Dropbox-API-Support-Feedback/Get-new-AccessToken-when-access-token-expired-Android/m-p/642251#M29548</link>
      <description>&lt;P&gt;Hi &lt;a href="https://www.dropboxforum.com/t5/user/viewprofilepage/user-id/1598149"&gt;@sundar_papco&lt;/a&gt;,&lt;/P&gt;&lt;P&gt;You can review all Dropbox Java SDK related examples &lt;A href="https://github.com/dropbox/dropbox-sdk-java/tree/main/examples" target="_blank" rel="noopener"&gt;here&lt;/A&gt;. &lt;img class="lia-deferred-image lia-image-emoji" src="https://www.dropboxforum.com/html/@41457EF40051AFF130FDBFE21B496926/emoticons/1f609.png" alt=":winking_face:" title=":winking_face:" /&gt;&lt;/P&gt;&lt;P&gt;Good luck.&lt;/P&gt;</description>
      <pubDate>Wed, 07 Dec 2022 15:44:55 GMT</pubDate>
      <guid>https://www.dropboxforum.com/t5/Dropbox-API-Support-Feedback/Get-new-AccessToken-when-access-token-expired-Android/m-p/642251#M29548</guid>
      <dc:creator>Здравко</dc:creator>
      <dc:date>2022-12-07T15:44:55Z</dc:date>
    </item>
    <item>
      <title>Re: Get new AccessToken when access token expired (Android)</title>
      <link>https://www.dropboxforum.com/t5/Dropbox-API-Support-Feedback/Get-new-AccessToken-when-access-token-expired-Android/m-p/642308#M29551</link>
      <description>&lt;P&gt;&lt;a href="https://www.dropboxforum.com/t5/user/viewprofilepage/user-id/1598149"&gt;@sundar_papco&lt;/a&gt; I've updated the links in my post. Thanks!&lt;/P&gt;</description>
      <pubDate>Wed, 07 Dec 2022 19:21:36 GMT</pubDate>
      <guid>https://www.dropboxforum.com/t5/Dropbox-API-Support-Feedback/Get-new-AccessToken-when-access-token-expired-Android/m-p/642308#M29551</guid>
      <dc:creator>Greg-DB</dc:creator>
      <dc:date>2022-12-07T19:21:36Z</dc:date>
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