springmvc项目使用@Valid+BindingResult遇到的问题

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<!-- springmvc的参数valid校验依赖 开始 -->
		<dependency>
			<groupId>javax.validation</groupId>
			<artifactId>validation-api</artifactId>
			<version>2.0.1.Final</version>
		</dependency>
		<dependency>
			<groupId>org.hibernate</groupId>
			<artifactId>hibernate-validator</artifactId>
			<version>6.0.16.Final</version>
		</dependency>
<!-- springmvc的参数valid校验依赖 结束 -->

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import javax.validation.constraints.Min;
import javax.validation.constraints.NotBlank;
import javax.validation.constraints.NotNull;
import javax.validation.constraints.Pattern;

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@Component
public class UserScheduleByManualBean implements Serializable { 
	/**
	 * 
	 */
	private static final long serialVersionUID = 8093326646402381469L; 
	@NotBlank(message = "赛事不能为空")
	private String matchEventName; // 赛事名称
 
	@NotBlank(message = "发枪时间不能为空")
	@Pattern(regexp = "((([0-9]{3}[1-9]|[0-9]{2}[1-9][0-9]{1}|[0-9]{1}[1-9][0-9]{2}|[1-9][0-9]{3})-(((0[13578]|1[02])-(0[1-9]|[12][0-9]|3[01]))|((0[469]|11)-(0[1-9]|[12][0-9]|30))|(02-(0[1-9]|[1][0-9]|2[0-8]))))|((([0-9]{2})(0[48]|[2468][048]|[13579][26])|((0[48]|[2468][048]|[3579][26])00))-02-29))\s([0-1][0-9]|2[0-3]):([0-5][0-9]):([0-5][0-9])$", message = "发枪格式错误")
	private String gunTime; // 发枪时间
	
	@NotNull(message = "国家ID不能为空")
	@Min(value = 0,message = "国家ID数据格式错误")
	private int dicCountryId; // 国家ID
	
	@NotBlank(message = "国家名称不能为空")
	private String countryName; // 国家名称
	
	@NotNull(message = "省份ID不能为空")
	@Min(value = 0,message = "省份ID数据格式错误")
	private int dicProvinceId; // 省份ID
	@NotBlank(message = "省份名称不能为空")
	private String provinceName; // 省份名称
	
	@NotNull(message = "城市ID不能为空")
	@Min(value = 0,message = "城市ID数据格式错误")
	private int dicCityId; // 城市ID
	@NotBlank(message = "城市名称不能为空")
	private String cityName; // 城市名称	
	
	private String projectName; // 项目名称
	private String remarks; // 说明 可以为空
	private String bib; // 赛号 可以为空
 
    //get和set方法忽略
}

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import org.springframework.validation.BindingResult;
       import javax.validation.Valid;

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public abstract class BaseController { 
	/**
	 * 校验通过bean当参数的验证结果方法
	 * @param bindingResult
	 * @return
	 */
	protected Map<String, Object> validate(BindingResult bindingResult) { 
		Map<String, Object> ret = new HashMap<>();
		boolean isTrue = true;
		StringBuilder sb = new StringBuilder("");
		if (bindingResult.hasErrors()) {
			bindingResult.getAllErrors().forEach(o ->{
                FieldError error = (FieldError) o;
                sb.append("|" + error.getDefaultMessage());//	添加错误信息
            });
			isTrue = false;
		} 
		ret.put("isTrue", isTrue);
		ret.put("message", sb.toString());// 错误信息
		return ret;
	}
}

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@Api(value = "TestController-API", description = "测试操作接口")
@Controller
@RequestMapping("testController/*")
public class TestController extends BaseController { 
    @RequestMapping(value = "tstex", method = RequestMethod.POST, produces = "application/json;charset=UTF-8")
	@ApiOperation(value = "测试异常方法", notes = "测试异常方法")
	public @ResponseBody String tstex(@Valid @RequestBody UserScheduleByManualBean userScheduleByManualBean,
			BindingResult bindingResult) {
		Map<String, Object> ret = new HashMap<>();
 
		// 校验userScheduleByManualBean是否合法
		Map<String, Object> validRet = validate(bindingResult);
		boolean isTrue = (Boolean) validRet.get("isTrue");
		if (!isTrue) {
			// 参数不合法
			String erroMsg = (String) validRet.get("message");
			ret.put("resultCode", “0001”);
			ret.put("resultDesc", “参数错误” + erroMsg);
			return JsonUtil.gson_ObjectToJSON(ret);
		} 
		ret.put("resultCode", “0000”);
		ret.put("resultDesc", “成功”);
		return JsonUtil.gson_ObjectToJSON(ret);
	}
}