cannot be cast to android.widget.AbsListView$LayoutParams

最新推荐文章于 2022-06-21 14:29:05 发布
原创 最新推荐文章于 2022-06-21 14:29:05 发布 · 464 阅读 · 0 ·
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本文记录并解决了在Android开发中遇到的一个bug：尝试将LinearLayout.LayoutParams类型转换为AbsListView.LayoutParams时引发的ClassCastException异常。文章重点介绍了导致此问题的原因及解决方法。

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今天遇到一个bug：java.lang.ClassCastException: android.widget.LinearLayout$LayoutParams cannot be cast to android.widget.AbsListView$LayoutParams  找到了解决方法，记录一下：重点是继承关系。

android.view.ViewGroup$LayoutParams cannot be cast to android.widget.AbsListView$LayoutParams
qq_26997043的博客
01-21 632
有没有大神知道这问题怎么解决呀，看不到应用层的代码啊，都不知道自己的那段代码报错？？？ java.lang.ClassCastException: android.view.ViewGroup$LayoutParams cannot be cast to android.widget.AbsListView$LayoutParams at android.widget.Li...
android.widget.RelativeLayout$LayoutParams cannot be cast to android.widget.AbsListView$LayoutParams
00文迪00
05-03 2209
关于java.lang.ClassCastException
LinearLayout$LayoutParams cannot be cast to android.widget.AbsListView$LayoutParams
ithouse的专栏
05-14 2988
不同Layout，对应不同Layoutparameter，那么被嵌套的布局或者view，要尊用父布局的Layoutparameter类。 因为你的这个LinearLayout是放在一个ListView中（ListView是AbsListView的子类）,所以LinearLayout.setLayoutParameters()中应该放AbsListView.LayoutParameter这个类的对象
android.widget.LinearLayout$LayoutParams cannot be cast to android.widget.AbsListView$LayoutParams
体验Android编程之美
09-08 1472
在适配器中出现这种问题时，首先查看是不是普通定义控件的类型转换出现问题，然后检查返回值是否是定义的那个返回值 if (convertView == null) { convertView = LayoutInflater.from(getActivity()).inflate(R.layout.common_item_hlistview, null); holder =
Android 4.4系统版本使用ListView造成cannot be cast to android.widget.AbsListView$LayoutParams的问题
weixin_45253393的博客
03-03 2013
在过兼容测试的时候，有个需求向下兼容到4.4版本，结果遇到闪退问题： java.lang.ClassCastException: android.widget.FrameLayout$LayoutParams cannot be cast to android.widget.AbsListView$LayoutParams 查看异常栈的调用： at android.widget.ListView.setupChild(ListView.java:1826) at android.widge
/* 文件路径: kucun2/ExampleInstrumentedTest.java */ package com.example.kucun2; import android.content.Context; import androidx.test.platform.app.InstrumentationRegistry; import androidx.test.ext.junit.runners.AndroidJUnit4; import org.junit.Test; import org.junit.runner.RunWith; import static org.junit.Assert.*; /** * Instrumented test, which will execute on an Android device. * * @see <a href="http://d.android.com/tools/testing">Testing documentation</a> */ @RunWith(AndroidJUnit4.class) public class ExampleInstrumentedTest { @Test public void useAppContext() { // Context of the app under test. Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext(); assertEquals("com.example.kucun2", appContext.getPackageName()); } } Process: com.example.kucun2, PID: 21576 java.lang.NullPointerException: Attempt to invoke interface method 'java.util.Iterator java.util.List.iterator()' on a null object reference at com.example.kucun2.Servicer.InventoryService.getProductsForOrder(InventoryService.java:314) at com.example.kucun2.ui.jinhuo.AddInventoryFragment.updateChanpinSpinner(AddInventoryFragment.java:230) at com.example.kucun2.ui.jinhuo.AddInventoryFragment.lambda$setupListeners$0(AddInventoryFragment.java:126) at com.example.kucun2.ui.jinhuo.AddInventoryFragment.$r8$lambda$-5tg-g7tQFDiy_FrI04tqBjW2Ds(Unknown Source:0) at com.example.kucun2.ui.jinhuo.AddInventoryFragment$$ExternalSyntheticLambda4.onItemClick(D8$$SyntheticClass:0) at android.widget.AutoCompleteTextView.performCompletion(AutoCompleteTextView.java:1086) at android.widget.AutoCompleteTextView.-$$Nest$mperformCompletion(Unknown Source:0) at android.widget.AutoCompleteTextView$DropDownItemClickListener.onItemClick(AutoCompleteTextView.java:1466) at android.widget.AdapterView.performItemClick(AdapterView.java:330) at android.widget.AbsListView.performItemClick(AbsListView.java:1489) at android.widget.AbsListView$PerformClick.run(AbsListView.java:3609) at android.widget.AbsListView$3.run(AbsListView.java:4714) at android.os.Handler.handleCallback(Handler.java:1014) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loopOnce(Looper.java:250) at android.os.Looper.loop(Looper.java:340) at android.app.ActivityThread.main(ActivityThread.java:9913) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCall
最新发布
07-02
具体错误是：`Attemptto invokeinterface method'java.util.Iteratorjava.util.List.iterator()' ona nullobject reference`。从堆栈跟踪看，问题发生在`InventoryService.getProductsForOrder`方法的第314行，尝试...
Android异常 java.lang.IllegalStateException解决方法
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Android异常详情介绍 这种异常我遇到以下两种情况： 1. java.lang.IllegalStateException: No wrapped connection. 2.java.lang.IllegalStateException: Adapter is detached. 原因： 1.单线程一次执行一个请求...
ViewGroup.jumpDrawablesToCurrentState(ViewGroup.java:7584) at android.widget.AbsListView.jumpDrawablesToCurrentState(AbsListView.java:2975) at android.view.ViewGroup.jumpDrawablesToCurrentState(ViewGroup.java:7584)
05-25
这是一个 Android 开发中的错误，通常发生在视图组件调用 jumpDrawablesToCurrentState() 方法的时候。这个方法是用来切换视图组件的 Drawable 对象到当前状态的，具体来说就是将 Drawable 对象的动画帧设置为当前帧...
E/AndroidRuntime: FATAL EXCEPTION: main Process: com.example.hjschoolhelper210301201_1, PID: 13135 java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.TextView.setText(java.lang.CharSequence)' on a null object reference at com.example.hjschoolhelper210301201_1.ClubinfoAdpter.getView(ClubinfoAdpter.java:44) at android.widget.AbsListView.obtainView(AbsListView.java:2458) at android.widget.ListView.makeAndAddView(ListView.java:2067) at android.widget.ListView.fillDown(ListView.java:793) at android.widget.ListView.fillFromTop(ListView.java:855) at android.widget.ListView.layoutChildren(ListView.java:1838) at android.widget.AbsListView.onLayout(AbsListView.java:2255) at android.view.View.layout(View.java:23693) at android.view.ViewGroup.layout(ViewGroup.java:6413) at androidx.constraintlayout.widget.ConstraintLayout.onLayout(ConstraintLayout.java:1855) at android.view.View.layout(View.java:23693) at android.view.ViewGroup.layout(ViewGroup.java:6413) at android.widget.FrameLayout.layoutChildren(FrameLayout.java:332) at android.widget.FrameLayout.onLayout(FrameLayout.java:270) at android.view.View.layout(View.java:23693) at android.view.ViewGroup.layout(ViewGroup.java:6413) at androidx.appcompat.widget.ActionBarOverlayLayout.onLayout(ActionBarOverlayLayout.java:536) at android.view.View.layout(View.java:23693) at android.view.ViewGroup.layout(ViewGroup.java:6413) at android.widget.FrameLayout.layoutChildren(FrameLayout.java:332) at android.widget.FrameLayout.onLayout(FrameLayout.java:270) at android.view.View.layout(View.java:23693) at android.view.ViewGroup.layout(ViewGroup.java:6413) at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1891) at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1729) at android.widget.LinearLayout.onLayout(LinearLayout.java:1638) at android.view.View.layout(View.java:23693) at android.view.ViewGroup.layout(ViewGroup.java:6413) at android.widget.FrameLayout.layoutChildren(FrameLayout.java:332) at android.widget.FrameLayout.onLayout(FrameLayout.java:270) at com.android.internal.policy.DecorView.onLayout(DecorView.java:799) at android.view.View.layout(View.java:23693) at android.view.ViewGroup.layout(ViewGroup.java:6413) at android.view.ViewRootImpl.performLayout(ViewRootImpl.java:3999) at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:3372) at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:2328) at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:9087) at android.view.Choreographer$CallbackRecord.run(Choreographer.java:1231) at android.view.Choreographer$CallbackRecord.run(Choreographer.java:1239) at android.view.Choreographer.doCallbacks(Choreographer.java:899) at android.view.Choreographer.doFrame(Choreographer.java:832) at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:1214) at android.os.Handler.handleCallback(Handler.java:942) at android.os.Handler.dispatchMessage(Handler.java:99) at android.os.Looper.loopOnce(Looper.java:201) at android.os.Looper.loop(Looper.java:288) at android.app.ActivityThread.main(ActivityThread.java:7872) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:548) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:936)
05-17
这是一个 Android 平台的运行时错误，具体错误信息为：在 ClubinfoAdpter.java 的第 44 行尝试调用一个空对象的方法 setText(CharSequence)，因此出现了 NullPointerException 异常。建议检查 ClubinfoAdpter.java ...
ListView的一个典型crash cannot be cast to android.widget.AbsListView$LayoutParams
nothingl3的专栏
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1. 背景 一个新版本的代码，在4.x版本进入某个页面的时候，必现crash。看到必现，心情就放松了一半。 大致的crash信息如下： FATAL EXCEPTION: main java.lang.ClassCastException: android.support.v4.view.ViewPager$LayoutParams cannot be cast to android.wi
java.lang.ClassCastException: android.widget.RelativeLayout$LayoutParams cannot be cast to android.w
www.v5qq.com的技术博客
11-22 176
写gridview的listadapter的时候用的是继承baseAdapter，但是一直弹出 java.lang.ClassCastException: android.widget.RelativeLayout$LayoutParams cannot be cast to android.widget.AbsListView$LayoutParams 的错误，弄了好久网上找了好多资料都没用...
java.lang.ClassCastException: android.widget.LinearLayout$LayoutParams cannot be cast to android.wid
不在状态的博客
09-29 1535
java.lang.ClassCastException: android.widget.LinearLayout$LayoutParams cannot be cast to android.widget.RelativeLayout$LayoutParams       在代码里面改变布局的宽高，直接报错。通过查资料。原来如果你要将一个view添加到另一个布局中或者为这个view重新设定
报错：ViewPager$LayoutParams cannot be cast to android.widget.AbsListView$LayoutParams
Android、HTML、CSS、JS、JAVA、Kotlin、PHP等技术
08-28 5262
java.lang.ClassCastException: android.support.v4.view.ViewPager$LayoutParams cannot be cast to android.widget.AbsListView$LayoutParams 类似的还有 java.lang.ClassCastException: android.widget.RelativeLayo
ViewPager$LayoutParams cannot be cast to android.widget.XXX$LayoutParams
LengYuerMoe的博客
06-21 876
Android SmartRefreshLayout 控件在ViewPager中使用报错
ListView添加footerView android.widget.RelativeLayout$LayoutParams cannot be cast to android.widget.Abs
hellozrw的博客
05-24 392
出错场景：     listView添加footerView，ListView父布局为RelativeLayout 添加View时的LayoutParams指向父布局RelativeLayout.LayoutParams.结果在魅族手机直接挂掉。改为AbsListView.layoutParams运行正确.自己百度内容多是设置子布局LayoutParams时，没有搞清楚LayoutParams前缀...
android异常总结--java.lang.ClassCastException: android.widget.LinearLayout$LayoutParams cannot be cast t
Steampy专栏
01-10 1万+
java.lang.ClassCastException: android.widget.LinearLayout$LayoutParams cannot be cast to android.widget.AbsListView$LayoutParams 看下如下错误提示： java.lang.ClassCastException: android.widget.LinearLayout
android.widget.LinearLayout$LayoutParams cannot be cast to android.widget.RelativeLayout$LayoutPara
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每天进步一点点
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<LinearLayout android:id="@+id/ll_card" android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="vertical" >
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