builder2.addAttribute(new OperatorHelper("selector", Arrays.asList(new Class<?>[]{List.class, Ex1.class})));
builder2.addAttribute(FlowBoundary.SHUFFLE);
FlowElementResolver resolver2 = builder2.toResolver();
resolver2.resolveInput("master", master);
resolver2.resolveInput("model", model);
this.high = resolver2.resolveOutput("high");
this.low = resolver2.resolveOutput("low");
this.stop = resolver2.resolveOutput("stop");
}
}
/**