code: public void setOptimizationOptions(Map<String, Boolean> options) {
          if (options == null) throw new IllegalArgumentException("provided option map must not be null");
          optimizationOptions = options;
      }
docs: Sets the optimization options for this configuration.
  No entry or a true for that entry means to enable that optimization,
  a false means the optimization is disabled.
  Valid keys are "all" and "int".
  @param options the options.
  @throws IllegalArgumentException if the options are null