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Limit box art assets to 5 MB each to prevent OOM crashes

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This commit is contained in:
Cameron Gutman 2015-09-16 18:00:04 -07:00
parent 2beee168e3
commit 59a00a38c9
2 changed files with 31 additions and 2 deletions
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19
app/src/main/java/com/limelight/grid/assets/DiskAssetLoader.java
View File

@ -13,6 +13,9 @@ import java.io.InputStream;
import java.io.OutputStream;
public class DiskAssetLoader {
// 5 MB
private final long MAX_ASSET_SIZE = 5 * 1024 * 1024;
private final File cacheDir;
public DiskAssetLoader(File cacheDir) {
@ -27,6 +30,13 @@ public class DiskAssetLoader {
InputStream in = null;
Bitmap bmp = null;
try {
// Make sure the cached asset doesn't exceed the maximum size
if (CacheHelper.getFileSize(cacheDir, "boxart", tuple.computer.uuid.toString(), tuple.app.getAppId() + ".png") > MAX_ASSET_SIZE) {
LimeLog.warning("Removing cached tuple exceeding size threshold: "+tuple);
CacheHelper.deleteCacheFile(cacheDir, "boxart", tuple.computer.uuid.toString(), tuple.app.getAppId() + ".png");
return null;
}
in = CacheHelper.openCacheFileForInput(cacheDir, "boxart", tuple.computer.uuid.toString(), tuple.app.getAppId() + ".png");
BitmapFactory.Options options = new BitmapFactory.Options();
options.inSampleSize = sampleSize;
@ -51,9 +61,11 @@ public class DiskAssetLoader {
public void populateCacheWithStream(CachedAppAssetLoader.LoaderTuple tuple, InputStream input) {
OutputStream out = null;
boolean success = false;
try {
out = CacheHelper.openCacheFileForOutput(cacheDir, "boxart", tuple.computer.uuid.toString(), tuple.app.getAppId() + ".png");
CacheHelper.writeInputStreamToOutputStream(input, out);
CacheHelper.writeInputStreamToOutputStream(input, out, MAX_ASSET_SIZE);
success = true;
} catch (IOException e) {
e.printStackTrace();
} finally {
@ -62,6 +74,11 @@ public class DiskAssetLoader {
out.close();
} catch (IOException ignored) {}
}
if (!success) {
LimeLog.warning("Unable to populate cache with tuple: "+tuple);
CacheHelper.deleteCacheFile(cacheDir, "boxart", tuple.computer.uuid.toString(), tuple.app.getAppId() + ".png");
}
}
}
}

14
app/src/main/java/com/limelight/utils/CacheHelper.java
View File

@ -30,6 +30,14 @@ public class CacheHelper {
return f;
}
public static long getFileSize(File root, String... path) {
return openPath(false, root, path).length();
}
public static boolean deleteCacheFile(File root, String... path) {
return openPath(false, root, path).delete();
}
public static boolean cacheFileExists(File root, String... path) {
return openPath(false, root, path).exists();
}
@ -42,11 +50,15 @@ public class CacheHelper {
return new BufferedOutputStream(new FileOutputStream(openPath(true, root, path)));
}
public static void writeInputStreamToOutputStream(InputStream in, OutputStream out) throws IOException {
public static void writeInputStreamToOutputStream(InputStream in, OutputStream out, long maxLength) throws IOException {
byte[] buf = new byte[4096];
int bytesRead;
while ((bytesRead = in.read(buf)) != -1) {
maxLength -= bytesRead;
if (maxLength <= 0) {
throw new IOException("Stream exceeded max size");
}
out.write(buf, 0, bytesRead);
}
}