@Nonnull
	public static DoubleToLongFunction dblToLongFunctionFrom(Consumer<DoubleToLongFunctionBuilder> buildingFunction) {
		DoubleToLongFunctionBuilder builder = new DoubleToLongFunctionBuilder();
		buildingFunction.accept(builder);
		return builder.build();
	}
@ Nonnull public static DoubleToLongFunction dblToLongFunctionFrom ( Consumer < DoubleToLongFunctionBuilder > buildingFunction ) { DoubleToLongFunctionBuilder builder = new DoubleToLongFunctionBuilder ( ) ; buildingFunction . accept ( builder ) ; return builder . build ( ) ; }
One of ways of creating builder. This is possibly the least verbose way where compiler should be able to guess the generic parameters.