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Use SoftReferences instead of WeakReferences for the eviction cache

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This commit is contained in:
Cameron Gutman 2020-06-11 19:10:43 -07:00
parent d59e5ae9cf
commit d704cb0b50
1 changed files with 6 additions and 6 deletions
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12
app/src/main/java/com/limelight/grid/assets/MemoryAssetLoader.java
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@ -4,7 +4,7 @@ import android.util.LruCache;
import com.limelight.LimeLog;
import java.lang.ref.WeakReference;
import java.lang.ref.SoftReference;
import java.util.HashMap;
public class MemoryAssetLoader {
@ -21,12 +21,12 @@ public class MemoryAssetLoader {
super.entryRemoved(evicted, key, oldValue, newValue);
if (evicted) {
// Keep a weak reference around to the bitmap as long as we can
evictionCache.put(key, new WeakReference<>(oldValue));
// Keep a soft reference around to the bitmap as long as we can
evictionCache.put(key, new SoftReference<>(oldValue));
}
}
};
private static final HashMap<String, WeakReference<ScaledBitmap>> evictionCache = new HashMap<>();
private static final HashMap<String, SoftReference<ScaledBitmap>> evictionCache = new HashMap<>();
private static String constructKey(CachedAppAssetLoader.LoaderTuple tuple) {
return tuple.computer.uuid+"-"+tuple.app.getAppId();
@ -41,7 +41,7 @@ public class MemoryAssetLoader {
return bmp;
}
WeakReference<ScaledBitmap> bmpRef = evictionCache.get(key);
SoftReference<ScaledBitmap> bmpRef = evictionCache.get(key);
if (bmpRef != null) {
bmp = bmpRef.get();
if (bmp != null) {
@ -54,7 +54,7 @@ public class MemoryAssetLoader {
return bmp;
}
else {
// The data is gone, so remove the dangling WeakReference now
// The data is gone, so remove the dangling SoftReference now
evictionCache.remove(key);
}
}