fix(external-link): threading

[alperozturk96]

Issue

"main" tid=1 Timed Waiting
  at jdk.internal.misc.Unsafe.park (Native method)
  at java.util.concurrent.locks.LockSupport.parkNanos (LockSupport.java:269)
  at android.database.sqlite.SQLiteConnectionPool.waitForConnection (SQLiteConnectionPool.java:796)
  at android.database.sqlite.SQLiteConnectionPool.acquireConnection (SQLiteConnectionPool.java:402)
  at android.database.sqlite.SQLiteSession.acquireConnection (SQLiteSession.java:931)
  at android.database.sqlite.SQLiteSession.beginTransactionUnchecked (SQLiteSession.java:332)
  at android.database.sqlite.SQLiteSession.beginTransaction (SQLiteSession.java:311)
  at android.database.sqlite.SQLiteDatabase.beginTransaction (SQLiteDatabase.java:845)
  at android.database.sqlite.SQLiteDatabase.beginTransaction (SQLiteDatabase.java:828)
  at android.database.sqlite.SQLiteDatabase.beginTransaction (SQLiteDatabase.java:681)
  at androidx.sqlite.db.framework.FrameworkSQLiteDatabase.beginTransaction (FrameworkSQLiteDatabase.android.kt:52)
  at com.owncloud.android.providers.FileContentProvider.query (FileContentProvider.java:454)
  at android.content.ContentProvider.query (ContentProvider.java:1670)
  at android.content.ContentProvider.query (ContentProvider.java:1766)
  at android.content.ContentProvider$Transport.query (ContentProvider.java:304)
  at android.content.ContentResolver.query (ContentResolver.java:1269)
  at android.content.ContentResolver.query (ContentResolver.java:1200)
  at android.content.ContentResolver.query (ContentResolver.java:1155)
  at com.owncloud.android.datamodel.ExternalLinksProvider.getExternalLink (ExternalLinksProvider.java:74)
  at com.owncloud.android.ui.activity.DrawerActivity.updateExternalLinksInDrawer (DrawerActivity.java:953)
  at com.owncloud.android.ui.activity.DrawerActivity.openDrawer (DrawerActivity.java:721)
  at com.owncloud.android.ui.activity.FileDisplayActivity.onOptionsItemSelected (FileDisplayActivity.kt:1309)
  at android.app.Activity.onMenuItemSelected (Activity.java:4814)
  at androidx.activity.ComponentActivity.onMenuItemSelected (ComponentActivity.kt:477)
  at androidx.fragment.app.FragmentActivity.onMenuItemSelected (FragmentActivity.java:264)
  at androidx.appcompat.app.AppCompatActivity.onMenuItemSelected (AppCompatActivity.java:256)
  at androidx.appcompat.view.WindowCallbackWrapper.onMenuItemSelected (WindowCallbackWrapper.java:109)

Changes

• Converts Java to Kotlin
• Uses CoroutineScope to make DB call on background thread and access result on main thread

[github-actions]

Codacy

SpotBugs

Category	Base	New
Bad practice	39	38
Correctness	70	70
Dodgy code	231	231
Experimental	1	1
Internationalization	7	7
Malicious code vulnerability	2	2
Multithreaded correctness	34	34
Performance	42	42
Security	16	16
Total	442	441

[github-actions]

APK file: https://github.com/nextcloud/android/actions/runs/23787380028/artifacts/6195123328
To test this change/fix you can simply download above APK file and install and test it in parallel to your existing Nextcloud app.
(please click on link to get QR code displayed)

[github-actions]

blue-Light-Screenshot test failed, but no output was generated. Maybe a preliminary stage failed.