【问题标题】:java.lang.RuntimeException: Parcelable encountered IOException writing serializable object (name = com.xxx.xxx.xxx.model.CategoryModel)java.lang.RuntimeException: Parcelable 遇到 IOException 写入可序列化对象 (name = com.xxx.xxx.xxx.model.CategoryModel)
【发布时间】:2019-08-21 12:37:46
【问题描述】:

我将模型列表从一个片段 A 传递到另一个片段 B,当我按下片段 B 上的最近应用按钮时,它崩溃了。

data class CategoryModel(

@SerializedName("id")
val id : Int,

@SerializedName("name")
val categoryName : String,

var isSelected : Boolean,

@SerializedName("image")
val imageUrl : String,

var isOpened: Boolean = false,

@SerializedName("service")
val services : MutableList<ServiceModel>,

var selectedServiceListAdapter: SelectedSeerviceListRecyclerAdapter? = null) : Serializable

这是片段A:

列表是

val localCategoryList: MutableList<CategoryModel> = arrayListOf()

我正在通过以下列表:

val argument = bundleOf("list" to localCategoryList)

findNavController(this).navigate(R.id.action_categoryFragment_to_serviceListFragment, argument)

在片段 B 中:

categoryList = arguments?.get("list") as MutableList<CategoryModel>

下面是堆栈跟踪

java.lang.RuntimeException: Parcelable encountered IOException writing serializable object (name = com.xxx.xxx.xxx.model.CategoryModel)
    at android.os.Parcel.writeSerializable(Parcel.java:1394)
    at android.os.Bundle.writeToParcel(Bundle.java:1034)
    at android.os.Parcel.writeBundle(Parcel.java:669)
    at androidx.fragment.app.FragmentState.writeToParcel(FragmentState.java:167)
    at android.os.Parcel.writeTypedList(Parcel.java:1112)
    at androidx.fragment.app.FragmentManagerState.writeToParcel(FragmentManagerState.java:51)
 androidx.fragment.app.FragmentManagerState.writeToParcel(FragmentManagerState.java:51)

    at android.os.Parcel.writeBundle(Parcel.java:669)
    at android.app.ActivityManagerProxy.activityStopped(ActivityManagerNative.java:3270)

    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1404)
    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1199)


Caused by: java.io.NotSerializableException: com.xxxx.xxxx.xxxx.view.activities.ProviderDetailsActivity
    at 

   java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:1461)
    at android.os.Parcel.writeSerializable(Parcel.java:1389)
    at android.os.Parcel.writeValue(Parcel.java:1341) 

    at androidx.fragment.app.FragmentState.writeToParcel(FragmentState.java:169) 
    at android.os.Parcel.writeTypedList(Parcel.java:1112) 
    at androidx.fragment.app.FragmentManagerState.writeToParcel(FragmentManagerState.java:51) 
    at android.os.Parcel.writeParcelable(Parcel.java:1363) 
    at android.os.Parcel.writeValue(Parcel.java:1268) 
    at android.os.Parcel.writeArrayMapInternal(Parcel.java:644) 
    at android.os.BaseBundle.writeToParcelInner(BaseBundle.java:1313) 
    at android.os.Bundle.writeToParcel(Bundle.java:1034) 
    at android.os.Parcel.writeBundle(Parcel.java:669) 
    at android.app.ActivityManagerProxy.activityStopped(ActivityManagerNative.java:3270) 
    at android.app.ActivityThread$StopInfo.run(ActivityThread.java:4385) 
    at android.os.Handler.handleCallback(Handler.java:739) 

    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1404) 
    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1199) 

【问题讨论】:

  • ServiceModel Serializable?请提供完整的堆栈跟踪。
  • @MikeM。你能检查一下跟踪和ServiceModel模型是可序列化的
  • 这是我的服务模型:@SerializedName("id") val id : Int, @SerializedName("name") val serviceName: String, var isSelected: Boolean, var isCustomized: Boolean = false, var timeTaken: String, var price: String = "0", @SerializedName("min_price") val minPrice: String, @SerializedName("max_price") val maxPrice: String, var serviceNameValueList: MutableList = arrayListOf(), var serviceNameAndValueRecyclerAdapter: ServiceNameAndValueRecyclerAdapter? ) : 可序列化
  • 它正在尝试序列化ProviderDetailsActivity。我不确定 Kotlin 如何处理序列化,但看起来你有几个 RecyclerView.Adapters 实现了 Serializable,而那些可能有 Activity 的字段,你不能序列化。我不确定为什么那些Adapters 实现Serializable,但你不应该尝试序列化它们;只是数据。

标签: android notserializableexception


【解决方案1】:

你需要像下面的例子那样打包数据类

Parcelize
data class WebViewTemplateParam(
    var type:FeedsType?,
    var placeholder: String = "",
    var message: String = "",
    var title: String? = "",
    var image: Int?= null):Parcelable

【讨论】:

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