@Override
    public void set(HandleSupplier handleSupplier) {
        requireNonNull(handleSupplier, "handleSupplier is null");
        threadLocal.set(handleSupplier);
    }
The default implementation for {@link HandleScope}. Uses a {@link ThreadLocal} to manage per-thread scope.
core/src/main/java/org/jdbi/v3/core/internal/ThreadLocalHandleScope.java