final LDKLoggerHolder impl_holder = new LDKLoggerHolder();
impl_holder.held = new Logger(new bindings.LDKLogger() {
@Override public void log(long record) {
final LDKLoggerHolder impl_holder = new LDKLoggerHolder();
impl_holder.held = new Logger(new bindings.LDKLogger() {
@Override public void log(long record) {