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Android: Allocate GameFileCache on GUI thread 

This is intended to fix https://bugs.dolphin-emu.org/issues/13053,
which is a crash caused by sGameFileCache being null when addOrGet
is called.
This commit is contained in:
JosJuice 2022-09-27 18:38:32 +02:00
parent f857fa6529
commit 481df6b660
1 changed files with 22 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/services/GameFileCacheManager.java
View File

@ -26,6 +26,7 @@ public final class GameFileCacheManager
private static GameFileCache sGameFileCache = null;
private static final MutableLiveData<GameFile[]> sGameFiles =
new MutableLiveData<>(new GameFile[]{});
private static boolean sFirstLoadDone = false;
private static boolean sRunRescanAfterLoad = false;
private static final ExecutorService sExecutor = Executors.newFixedThreadPool(1);
@ -125,6 +126,8 @@ public final class GameFileCacheManager
*/
public static void startLoad(Context context)
{
createGameFileCacheIfNeeded();
if (!sLoadInProgress.getValue())
{
sLoadInProgress.setValue(true);
@ -141,6 +144,8 @@ public final class GameFileCacheManager
*/
public static void startRescan(Context context)
{
createGameFileCacheIfNeeded();
if (!sRescanInProgress.getValue())
{
sRescanInProgress.setValue(true);
@ -165,6 +170,7 @@ public final class GameFileCacheManager
// Unusual case: The game wasn't found in the cache.
// Scan the game and add it to the cache so that we can return it.
createGameFileCacheIfNeeded();
synchronized (sGameFileCache)
{
return sGameFileCache.addOrGet(gamePath);
@ -178,12 +184,11 @@ public final class GameFileCacheManager
*/
private static void load()
{
if (sGameFileCache == null)
if (!sFirstLoadDone)
{
GameFileCache temp = new GameFileCache();
synchronized (temp)
synchronized (sGameFileCache)
{
sGameFileCache = temp;
sFirstLoadDone = true;
sGameFileCache.load();
if (sGameFileCache.getSize() != 0)
{
@ -214,7 +219,7 @@ public final class GameFileCacheManager
*/
private static void rescan()
{
if (sGameFileCache == null)
if (!sFirstLoadDone)
{
sRunRescanAfterLoad = true;
}
@ -253,4 +258,16 @@ public final class GameFileCacheManager
Arrays.sort(gameFilesTemp, (lhs, rhs) -> lhs.getTitle().compareToIgnoreCase(rhs.getTitle()));
sGameFiles.postValue(gameFilesTemp);
}
private static void createGameFileCacheIfNeeded()
{
// Creating the GameFileCache in the static initializer may be unsafe, because GameFileCache
// relies on native code, and the native library isn't loaded right when the app starts.
// We create it here instead.
if (sGameFileCache == null)
{
sGameFileCache = new GameFileCache();
}
}
}