Swagger2 生成API文档时泛型总是显示不出来的问题，解决了

/* * * Copyright (c) 2018-2025, lengleng All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * Neither the name of the hzcloud.com developer nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * Author: lengleng (wangiegie@gmail.com) * */package com.hzcloud.hz.common.core.util;import com.hzcloud.hz.common.core.constant.CommonConstants;import io.swagger.annotations.ApiModel;import io.swagger.annotations.ApiModelProperty;import lombok.*;import lombok.experimental.Accessors;import java.io.Serializable;/** * 响应信息主体 * * @param <T> * @author lengleng */@ToString@NoArgsConstructor@AllArgsConstructor@Accessors(chain = true)@ApiModel(value = "响应信息主体")public class R<T> implements Serializable { private static final long serialVersionUID = 1L;@Getter@Setter@ApiModelProperty(value = "返回标记：成功标记=0，失败标记=1")private int code;@Getter@Setter@ApiModelProperty(value = "返回信息")private String msg;@Getter@Setter@ApiModelProperty(value = "数据")private T data;public static <T> R<T> ok() { return restResult(null, CommonConstants.SUCCESS, null);}public static <T> R<T> ok(T data) { return restResult(data, CommonConstants.SUCCESS, null);}public static <T> R<T> ok(T data, String msg) { return restResult(data, CommonConstants.SUCCESS, msg);}public static <T> R<T> failed() { return restResult(null, CommonConstants.FAIL, null);}public static <T> R<T> failed(String msg) { return restResult(null, CommonConstants.FAIL, msg);}public static <T> R<T> failed(T data) { return restResult(data, CommonConstants.FAIL, null);}public static <T> R<T> failed(T data, String msg) { return restResult(data, CommonConstants.FAIL, msg);}private static <T> R<T> restResult(T data, int code, String msg) { R<T> apiResult = new R<>();apiResult.setCode(code);apiResult.setData(data);apiResult.setMsg(msg);return apiResult;}}

/** * 查询未完成的场次的数量 * @return 未完成的场次的数量 */@GetMapping("/queryUnfinishedImplementationCount")@ApiOperation(value = "查询未完成的场次的数量", notes = "查询未完成的场次的数量")public R<Integer> getById() { QueryWrapper<FlightplanSet> flightplanSetQueryWrapper=new QueryWrapper<>();flightplanSetQueryWrapper.eq("implementation_status",Constants.FLIGHT_PLAN_SET_IMPLEMENTATION_STATUS_OF_UNFINISHED);flightplanSetQueryWrapper.eq("del_flag",Constants.DEL_FLAG_NORMAL);return R.ok(flightplanSetService.count(flightplanSetQueryWrapper));}