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Code Issues 1 Packages Projects Releases Wiki Activity

Add hprof dump on OOM for debug builds

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This commit is contained in:
José Rebelo
2025-08-20 16:53:51 +01:00
parent 02b731738c
commit 503b30600a
1 changed files with 21 additions and 1 deletions
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app/src/main/java/nodomain/freeyourgadget/gadgetbridge/GBExceptionHandler.java
+21 -1
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@@ -32,6 +32,8 @@ import androidx.core.app.NotificationCompat;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.File;
import nodomain.freeyourgadget.gadgetbridge.util.GB;
import nodomain.freeyourgadget.gadgetbridge.util.PendingIntentUtils;
@@ -66,10 +68,28 @@ public class GBExceptionHandler implements Thread.UncaughtExceptionHandler {
}
}
// Heap dump on OOM in debug builds
if (BuildConfig.DEBUG && (ex.getClass().equals(OutOfMemoryError.class)
|| (ex.getCause() != null && ex.getCause().getClass().equals(OutOfMemoryError.class)))) {
try {
final File cacheDir = GBApplication.getContext().getExternalCacheDir();
if (cacheDir != null) {
final File oomDir = new File(cacheDir.getAbsolutePath() + File.separator + "oom");
//noinspection ResultOfMethodCallIgnored
oomDir.mkdirs();
final String dumpPath = oomDir.getAbsolutePath() + File.separator + "oom-" + System.currentTimeMillis() + ".hprof";
LOG.debug("Dumping hprof data to: {}", dumpPath);
android.os.Debug.dumpHprofData(dumpPath);
}
} catch (final Throwable t) {
LOG.error("Failed to dump hprof on oom", t);
}
}
if (mDelegate != null) {
try {
mDelegate.uncaughtException(thread, ex);
}catch (Throwable ignored){
} catch (Throwable ignored) {
}
} else {
System.exit(1);