private void handleException(Realm realm, StackOverflowError e) {
// Create script exception with stacktrace from stackoverflow-error.
ScriptException exception =
newInternalError(realm.defaultContext(), Messages.Key.StackOverflow);
exception.setStackTrace(e.getStackTrace());
handleException(realm, exception);
}
private void handleException(Realm realm, OutOfMemoryError e) {
// Try to recover after OOM.
Runtime rt = Runtime.getRuntime();
long beforeGc = rt.freeMemory();
rt.gc();
long afterGc = rt.freeMemory();
if (afterGc > beforeGc && (afterGc - beforeGc) < 50_000_000) {
// Calling gc() cleared less than 50MB, assume unrecoverable OOM and rethrow error.
throw e;
}
// Create script exception with stacktrace from oom-error.
ScriptException exception =
newInternalError(realm.defaultContext(), Messages.Key.OutOfMemoryVM);
exception.setStackTrace(e.getStackTrace());
handleException(realm, exception);
}