server.port=8088

debug=false

product.id=ID:${random.uuid}

product.name=da mao mao

product.weight=${random.int}

product.fristLinePrice=${random.int(500,600)}

product.endLinePrice=${random.int[300,400]}

product.remark=${product.name}

@RestController

public class SpringBootController {

    @Value("${product.id}")

    private String id;

    @Value("${product.name}")

    private String name;

    @Value("${product.weight}")

    private Integer weight;

    @Value("${product.fristLinePrice}")

    private Integer fristLinePrice;

    @Value("${product.endLinePrice}")

    private Integer endLinePrice;

    @Value("${product.remark}")

    private String remark;

    @RequestMapping("/proper")

    public String getProper() {

        System.out.println("SpringBootController{" +

                "id='" + id + '\'' +

                ", name='" + name + '\'' +

                ", weight=" + weight +

                ", fristLinePrice=" + fristLinePrice +

                ", endLinePrice=" + endLinePrice +

                ", remark='" + remark + '\'' +

                '}');

        return "hello!!!";

    }

}

SpringBootController{
　　id='ID:188b528a-508f-44aa-9b5e-43c1af7b14e3', 
　　name='da mao mao', 
　　weight=237719179, 
　　fristLinePrice=572, 
　　endLinePrice=380, 
　　remark='da mao mao'
}

server.port=8088

debug=false

product.id=ID:${random.uuid}

product.weight=${random.int}

product.fristLinePrice=${random.int(500,600)}

product.endLinePrice=${random.int[300,400]}

product.remark=${product.name:xiao mao mao}

SpringBootController{
　　id='ID:fcf731f3-c028-452a-a831-a25c1bf41d33', 
　　name='null', 
　　weight=-1450910103, 
　　fristLinePrice=584, 
　　endLinePrice=357, 
　　remark='xiao mao mao'
}