fix nullptr crash on killing asyncs

This commit is contained in:
akaessens 2020-09-26 23:00:23 +02:00
parent 5e7d9bc4dc
commit 2e1b20051a
2 changed files with 11 additions and 4 deletions

View File

@ -131,9 +131,14 @@ public class FbScraper {
* cancel vestigial async tasks
*/
void killAllTasks() {
for (AsyncTask task : tasks) {
task.cancel(true);
task = null;
try {
for (AsyncTask task : tasks) {
task.cancel(true);
task = null;
}
} catch (Exception e) {
e.printStackTrace();
}
}

View File

@ -172,7 +172,9 @@ public class MainActivity extends AppCompatActivity {
public void onClick(View view) {
input_helper(getString(R.string.helper_add_link), true);
edit_text_uri_input.setText(null);
scraper.killAllTasks();
if (scraper != null) {
scraper.killAllTasks();
}
input_helper(getString(R.string.helper_add_link), false);
}
};