SpringBoot配置Swagger

/**
 * @program: jpademo
 * @description: EmployeeController
 * @create 2018-10-23 11:07
 */
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@RestController
@RequestMapping("emp")
@Api(value = "用户管理类")
public class EmployeeController {
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 @Autowired
 private EmployeeReposiroty employeeReposiroty;
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      /**
      * 增加人物
      * @param employee
      * @return
      */
     @PostMapping(value = "employee")
     @ApiOperation(value = "新增一个用户",notes = "新增之后返回对象")
     @ApiImplicitParam(paramType = "query",name = "employee",value = "用户",required = true)
     @ApiResponse(code = 400,message = "参数没有填好",response = String.class)
     public String insert(Employee employee){
         Employee employee1 = employeeReposiroty.save(employee);
         if(employee1 != null) {
             return SysNode.Judge.SUCCESS.getResult();
         }else {
             return SysNode.Judge.FAILD.getResult();
         }
     }
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      /**
      * 删除单个用户
      * @param id
      * @return
      */
      @DeleteMapping(value = "employee/{id}")
      @ApiOperation(value = "删除用户",notes = "根据成员id删除单个用户")
      @ApiImplicitParam(paramType = "path",name = "id",value = "用户id",required = true,dataType = "Integer")
      @ApiResponse(code = 400,message = "参数没有填好",response = String.class)
      public String delete(@PathVariable("id")Integer id){
           try{
                employeeReposiroty.deleteById(id);
                return SysNode.Judge.SUCCESS.getResult();
           }catch (Exception e){
                e.printStackTrace();
               return SysNode.Judge.FAILD.getResult();
           }
      }
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      /**
      * 修改单个成员
      * @param employee
      * @return
      */
      @PutMapping(value = "employee/{id}")
      @ApiOperation(value = "修改用户信息",notes = "根据成员id修改单个用户")
      public String update(Employee employee){
           /**
           * save方法如果参数属性缺失，会导致原本存在的数据为null
           */
           Employee employee1 = employeeReposiroty.saveAndFlush(employee);
           if (employee1 != null) {
                return SysNode.Judge.SUCCESS.getResult();
           }else {
               return SysNode.Judge.FAILD.getResult();
           }
      }
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      /**
      * 获取所有成员,升序排列
      * @return
      */
      @GetMapping(value = "employee/sort")
      @ApiOperation(value = "查询全部用户",notes = "默认根据升序查询全部用户信息")
      public List findAll(){
           Sort orders = new Sort(Sort.Direction.DESC,"employeeId");
           List employeeList = employeeReposiroty.findAll(orders);
           return employeeList;
      }
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      /**
     * 获取所有成员,升序排列
     * @return
      */
      @GetMapping(value = "employee/pageSort")
      @ApiOperation(value = "查询用户信息",notes = "查询用户信息")
      @ApiImplicitParams({
           @ApiImplicitParam(paramType = "query",name = "sort",value = "排序方式:asc|desc",dataType = "String",required = true),
           @ApiImplicitParam(paramType = "query",name = "pagenumber",value = "第几页",dataType = "Integer",required = true),
           @ApiImplicitParam(paramType = "query",name = "pageSize",value = "分页数",dataType = "Integer",required = true)
      })
      public List findAllByPage(String sort,Integer pagenumber,Integer pageSize){
           try {
                Sort.Direction sortlast;
                if("desc".equals(sort.toLowerCase())){
                     sortlast = Sort.Direction.DESC;
               }else{          
                      sortlast = Sort.Direction.ASC;
               }
                     Sort orders = new Sort(sortlast, "employeeId");
                     Pageable pageable = new PageRequest(pagenumber, pageSize, orders);
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                     Page employeePage = employeeReposiroty.findAll(pageable);
                     List employeeList = employeePage.getContent();
                     return employeeList;
           }catch (Exception e){
                e.printStackTrace();
                return null;
           }
      }
    /**
     * 自定义拓展jpa，根据用户名查找单个用户
     * @param username
     * @return
     */
     @GetMapping(value = "employee/find/{username}")
     @ApiOperation(value = "查询用户信息",notes = "根据用户登录名查询该用户信息")
     @ApiImplicitParam(paramType = "path",name = "username",value = "用户登录名",required = true,dataType = "String")
     public Employee findByUsername(@PathVariable("username") String username){
         List employeeList = employeeReposiroty.findByUserNameOrderByEmployeeIdAsc(username);
         if (employeeList != null && !employeeList.isEmpty()){
             return employeeList.get(0);
         }
         return null;
     }
}

/**
 * @program: jpademo
 * @description: Employee
 * @create 2018-10-23 10:20
 */
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@Data
@Entity
@Table(name = "employee")
@ApiModel(value = "用户对象模型")
public class Employee {
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   @Id
   @GeneratedValue(strategy = GenerationType.IDENTITY)
   @Column(name = "employee_id")
   @Min(value = 1,groups = Employee.Children.class)
   private Integer employeeId;
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   @Column(name = "user_name",length = 20,nullable = true)
   @ApiModelProperty(value = "userName",required = true)
   private String userName;
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   @Column(nullable = true)
   @Size(min = 0,max = 65,message = "年龄超过范围限制",groups = Employee.Audit.class)
   @ApiModelProperty(value = "age",required = true)
   private Integer age;
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   @Column(name="gra_id")
   @ApiModelProperty(value = "graId",required = true)
   //@Digits(integer = 12,fraction = 4)  //限制必须为一个小数，且整数部分的 位数 不能超过integer，小数部分的 位数 不能超过fraction
   private Integer graId;
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   public interface Audit{};
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   public interface Children{};
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}

文章部分转载自：https://www.jianshu.com/p/a0caf58b3653