package com.xcong.excoin.modules.fish.dto; import io.swagger.annotations.ApiModel; import io.swagger.annotations.ApiModelProperty; import lombok.Data; import javax.validation.constraints.NotNull; import java.math.BigDecimal; @Data @ApiModel(value = "GoldExchangeDto", description = "参数类") public class GoldExchangeDto { @NotNull(message = "兑换金额不能为空") @ApiModelProperty(value = "兑换金额", example = "100") private BigDecimal balance; }