提现金额不能小于20

smart-switch-service/src/main/java/com/ruoyi/ss/transactionBill/domain/dto/WithdrawDTO.java

@@ -3,6 +3,7 @@ package com.ruoyi.ss.transactionBill.domain.dto;
 import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
 
+import javax.validation.constraints.Min;
 import java.math.BigDecimal;
 
 /**
@@ -14,6 +15,7 @@ import java.math.BigDecimal;
 public class WithdrawDTO {
 
     @ApiModelProperty("提现金额")
+    @Min(value = 20, message = "提现金额不能小于20")
     private BigDecimal money;
 
     @ApiModelProperty("提现到账金额")