[英]java.lang.NoSuchMethodException: userAuth.User.<init>()
[英]java.lang.NoSuchMethodException: com…Employee.<init>()
我有一個我有一個構造函數的類:
@Entity
data class Employee(
@field: Id
@field:GeneratedValue var id : Long = 0,
var username : String = "",
var password : String ="",
var name : String ="",
var lastName: String ="",
var phone : String="",
var email : String ="",
var sex : String ="",
var active : Boolean = false,
@field: ManyToOne(targetEntity = District::class)
var district : District?,
@field: ManyToOne(targetEntity = Company::class)
var company : Company?,
var picture:String="",
var resetPasswordCode:String="",
// código que se le envía al usuario en el momento que crea
// la cuenta, deberá abrir en enlace del correo para activarla
// de ahí que "active" sea false.
var activationCode : String="",
var enabled : Boolean = true,
var accountNonExpired: Boolean = true,
var credentialsNonExpired: Boolean = true,
var accountNonLocked : Boolean = true,
@field: OneToMany(targetEntity = Roles::class) var roles :MutableSet<Roles> = mutableSetOf())
{
fun toUser() : User
{
val authorities = mutableSetOf<GrantedAuthority>()
roles.forEach{authorities.add(SimpleGrantedAuthority(it.role))}
return User(username,password,enabled,accountNonExpired,credentialsNonExpired,accountNonLocked, authorities)
}
}
我有一個控制器方法,為了進行測試,我只打印“保存”文本(因為我遇到了這個問題,(對我來說)繼續進行是沒有意義的):
@RequestMapping(method = arrayOf(RequestMethod.POST))
fun doPost(employee: Employee) : String {
println("saving!!!")
// employeeService.save(employee)
return "redirect:/display"
}
發送表單時,出現此錯誤:
java.lang.NoSuchMethodException: com.almasoft.facturapp.entities.Employee.<init>()
形式是這樣的:
<form th:action="@{/register}" method="post" role="form"
th:object="${employee}">
<legend>Register a User</legend>
<div class="form-group">
<label for="username">User Name</label>
<input type="text" class="form-control" name="username" id="username" th:field="*{username}"></input>
</div>
<div class="form-group">
<label for="password">Password</label>
<input type="password" class="form-control" name="password" id="password" th:field="*{password}"></input>
</div>
<button type="submit" class="btn btn-primary">Submit</button>
</form>
我正在關注這篇文章並根據我的需要調整代碼,但我無法使它起作用:(
那么,為什么要抱怨默認的構造函數呢?
並且:我該如何解決?
@field: ManyToOne(targetEntity = District::class)
var district : District?,
@field: ManyToOne(targetEntity = Company::class)
var company : Company?,
這些沒有默認值,因此不會生成空的構造函數。
向每個添加= null
。
聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.