Fixed resource leak.

app/src/main/java/com/futo/platformplayer/activities/MainActivity.kt

@@ -4,11 +4,12 @@ import android.annotation.SuppressLint
 import android.content.Context
 import android.content.Intent
 import android.content.Intent.FLAG_ACTIVITY_NEW_TASK
-import android.content.pm.ActivityInfo
 import android.content.pm.PackageManager
 import android.content.res.Configuration
 import android.net.Uri
 import android.os.Bundle
+import android.os.StrictMode
+import android.os.StrictMode.VmPolicy
 import android.util.Log
 import android.util.TypedValue
 import android.view.View
@@ -21,19 +22,45 @@ import androidx.appcompat.app.AppCompatActivity
 import androidx.constraintlayout.motion.widget.MotionLayout
 import androidx.core.app.ActivityCompat
 import androidx.core.content.ContextCompat
-import androidx.core.view.WindowCompat
-import androidx.core.view.WindowInsetsCompat
-import androidx.core.view.WindowInsetsControllerCompat
 import androidx.core.view.isVisible
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.FragmentContainerView
 import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.lifecycleScope
-import com.futo.platformplayer.*
+import com.futo.platformplayer.BuildConfig
+import com.futo.platformplayer.R
+import com.futo.platformplayer.Settings
+import com.futo.platformplayer.UIDialogs
 import com.futo.platformplayer.casting.StateCasting
 import com.futo.platformplayer.constructs.Event1
 import com.futo.platformplayer.fragment.mainactivity.bottombar.MenuBottomBarFragment
-import com.futo.platformplayer.fragment.mainactivity.main.*
+import com.futo.platformplayer.fragment.mainactivity.main.BrowserFragment
+import com.futo.platformplayer.fragment.mainactivity.main.BuyFragment
+import com.futo.platformplayer.fragment.mainactivity.main.ChannelFragment
+import com.futo.platformplayer.fragment.mainactivity.main.CommentsFragment
+import com.futo.platformplayer.fragment.mainactivity.main.ContentSearchResultsFragment
+import com.futo.platformplayer.fragment.mainactivity.main.CreatorSearchResultsFragment
+import com.futo.platformplayer.fragment.mainactivity.main.CreatorsFragment
+import com.futo.platformplayer.fragment.mainactivity.main.DownloadsFragment
+import com.futo.platformplayer.fragment.mainactivity.main.HistoryFragment
+import com.futo.platformplayer.fragment.mainactivity.main.HomeFragment
+import com.futo.platformplayer.fragment.mainactivity.main.ImportPlaylistsFragment
+import com.futo.platformplayer.fragment.mainactivity.main.ImportSubscriptionsFragment
+import com.futo.platformplayer.fragment.mainactivity.main.MainFragment
+import com.futo.platformplayer.fragment.mainactivity.main.PlaylistFragment
+import com.futo.platformplayer.fragment.mainactivity.main.PlaylistSearchResultsFragment
+import com.futo.platformplayer.fragment.mainactivity.main.PlaylistsFragment
+import com.futo.platformplayer.fragment.mainactivity.main.PostDetailFragment
+import com.futo.platformplayer.fragment.mainactivity.main.RemotePlaylistFragment
+import com.futo.platformplayer.fragment.mainactivity.main.SourceDetailFragment
+import com.futo.platformplayer.fragment.mainactivity.main.SourcesFragment
+import com.futo.platformplayer.fragment.mainactivity.main.SubscriptionGroupFragment
+import com.futo.platformplayer.fragment.mainactivity.main.SubscriptionGroupListFragment
+import com.futo.platformplayer.fragment.mainactivity.main.SubscriptionsFeedFragment
+import com.futo.platformplayer.fragment.mainactivity.main.SuggestionsFragment
+import com.futo.platformplayer.fragment.mainactivity.main.TutorialFragment
+import com.futo.platformplayer.fragment.mainactivity.main.VideoDetailFragment
+import com.futo.platformplayer.fragment.mainactivity.main.WatchLaterFragment
 import com.futo.platformplayer.fragment.mainactivity.topbar.AddTopBarFragment
 import com.futo.platformplayer.fragment.mainactivity.topbar.GeneralTopBarFragment
 import com.futo.platformplayer.fragment.mainactivity.topbar.ImportTopBarFragment
@@ -41,7 +68,15 @@ import com.futo.platformplayer.fragment.mainactivity.topbar.NavigationTopBarFrag
 import com.futo.platformplayer.fragment.mainactivity.topbar.SearchTopBarFragment
 import com.futo.platformplayer.logging.Logger
 import com.futo.platformplayer.models.ImportCache
-import com.futo.platformplayer.states.*
+import com.futo.platformplayer.setNavigationBarColorAndIcons
+import com.futo.platformplayer.states.StateApp
+import com.futo.platformplayer.states.StateBackup
+import com.futo.platformplayer.states.StateDeveloper
+import com.futo.platformplayer.states.StatePayment
+import com.futo.platformplayer.states.StatePlatform
+import com.futo.platformplayer.states.StatePlayer
+import com.futo.platformplayer.states.StatePlaylists
+import com.futo.platformplayer.states.StateSubscriptions
 import com.futo.platformplayer.stores.FragmentedStorage
 import com.futo.platformplayer.stores.SubscriptionStorage
 import com.futo.platformplayer.stores.v2.ManagedStore
@@ -49,15 +84,22 @@ import com.futo.platformplayer.views.ToastView
 import com.futo.polycentric.core.ApiMethods
 import com.google.gson.JsonParser
 import com.google.zxing.integration.android.IntentIntegrator
-import kotlinx.coroutines.*
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.runBlocking
+import kotlinx.coroutines.withContext
 import kotlinx.serialization.json.Json
 import java.io.File
 import java.io.PrintWriter
 import java.io.StringWriter
 import java.lang.reflect.InvocationTargetException
-import java.util.*
+import java.util.LinkedList
+import java.util.Queue
 import java.util.concurrent.ConcurrentLinkedQueue
 
+
 class MainActivity : AppCompatActivity, IWithResultLauncher {
 
     //TODO: Move to dimensions
@@ -154,6 +196,15 @@ class MainActivity : AppCompatActivity, IWithResultLauncher {
     }
 
     constructor() : super() {
+        if (BuildConfig.DEBUG) {
+            StrictMode.setVmPolicy(
+                VmPolicy.Builder()
+                    .detectLeakedClosableObjects()
+                    .penaltyLog()
+                    .build()
+            )
+        }
+
         ApiMethods.UserAgent = "Grayjay Android (${BuildConfig.VERSION_CODE})";
 
         Thread.setDefaultUncaughtExceptionHandler { _, throwable ->

app/src/main/java/com/futo/platformplayer/downloads/VideoDownload.kt

@@ -540,15 +540,20 @@ class VideoDownload {
 
                 Logger.i(TAG, "Download '$name' segment $index Sequential");
                 val segmentFile = File(context.cacheDir, "segment-${UUID.randomUUID()}")
+                val outputStream = segmentFile.outputStream()
+                try {
                     segmentFiles.add(segmentFile)
 
-                val segmentLength = downloadSource_Sequential(client, segmentFile.outputStream(), segment.uri) { segmentLength, totalRead, lastSpeed ->
+                    val segmentLength = downloadSource_Sequential(client, outputStream, segment.uri) { segmentLength, totalRead, lastSpeed ->
                         val averageSegmentLength = if (index == 0) segmentLength else downloadedTotalLength / index
                         val expectedTotalLength = averageSegmentLength * (variantPlaylist.segments.size - 1) + segmentLength
                         onProgress(expectedTotalLength, downloadedTotalLength + totalRead, lastSpeed)
                     }
 
                     downloadedTotalLength += segmentLength
+                } finally {
+                    outputStream.close()
+                }
             }
 
             Logger.i(TAG, "Combining segments into $targetFile");
@@ -757,8 +762,10 @@ class VideoDownload {
         var lastSpeed: Long = 0;
 
         val result = client.get(url);
-        if (!result.isOk)
+        if (!result.isOk) {
+            result.body?.close()
             throw IllegalStateException("Failed to download source. Web[${result.code}] Error");
+        }
         if (result.body == null)
             throw IllegalStateException("Failed to download source. Web[${result.code}] No response");
 
@@ -766,8 +773,8 @@ class VideoDownload {
         val sourceStream = result.body.byteStream();
 
         var totalRead: Long = 0;
+        try {
             var read: Int;
-
             val buffer = ByteArray(4096);
 
             do {
@@ -796,8 +803,11 @@ class VideoDownload {
                 if (isCancelled)
                     throw CancellationException("Cancelled");
             } while (read > 0);
+        } finally {
+            sourceStream.close()
+            result.body.close()
+        }
 
-        lastSpeed = 0;
         onProgress(sourceLength, totalRead, 0);
         return sourceLength;
     }