我得到了一个TransactionTooLargeException。无法复制的。文件里说
The Binder transaction failed because it was too large.
During a remote procedure call, the arguments and the return value of the call are transferred as Parcel objects stored in the Binder transaction buffer. If the arguments or the return value are too large to fit in the transaction buffer, then the call will fail and TransactionTooLargeException will be thrown.
...
There are two possible outcomes when a remote procedure call throws TransactionTooLargeException. Either the client was unable to send its request to the service (most likely if the arguments were too large to fit in the transaction buffer), or the service was unable to send its response back to the client (most likely if the return value was too large to fit in the transaction buffer).
...
在某个地方,我传递或接收的参数超出了未知的限制。在哪里?
stacktrace没有显示任何有用的东西:
java.lang.RuntimeException: Adding window failed
at android.view.ViewRootImpl.setView(ViewRootImpl.java:548)
at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:406)
at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:320)
at android.view.WindowManagerImpl$CompatModeWrapper.addView(WindowManagerImpl.java:152)
at android.view.Window$LocalWindowManager.addView(Window.java:557)
at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:2897)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2245)
at android.app.ActivityThread.access$600(ActivityThread.java:139)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1262)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:4977)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:784)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:551)
at dalvik.system.NativeStart.main(Native Method)
Caused by: android.os.TransactionTooLargeException
at android.os.BinderProxy.transact(Native Method)
at android.view.IWindowSession$Stub$Proxy.add(IWindowSession.java:569)
at android.view.ViewRootImpl.setView(ViewRootImpl.java:538)
... 16 more
android.os.TransactionTooLargeException
at android.os.BinderProxy.transact(Native Method)
at android.view.IWindowSession$Stub$Proxy.add(IWindowSession.java:569)
at android.view.ViewRootImpl.setView(ViewRootImpl.java:538)
at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:406)
at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:320)
at android.view.WindowManagerImpl$CompatModeWrapper.addView(WindowManagerImpl.java:152)
at android.view.Window$LocalWindowManager.addView(Window.java:557)
at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:2897)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2245)
at android.app.ActivityThread.access$600(ActivityThread.java:139)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1262)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:4977)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:784)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:551)
at dalvik.system.NativeStart.main(Native Method)
这似乎和观点有关?这与远程过程调用有什么关系?
可能重要的是:Android版本:4.0.3,设备:HTC One X
对于那些在寻找为什么出现TransactionTooLargeException的答案时感到非常失望的人,请尝试检查在实例状态中保存了多少信息。
在compile/targetSdkVersion <= 23时,我们只有关于保存状态过大的内部警告,但没有崩溃:
E/ActivityThread: App sent too much data in instance state, so it was ignored
android.os.TransactionTooLargeException: data parcel size 713856 bytes
at android.os.BinderProxy.transactNative(Native Method)
at android.os.BinderProxy.transact(Binder.java:615)
at android.app.ActivityManagerProxy.activityStopped(ActivityManagerNative.java:3604)
at android.app.ActivityThread$StopInfo.run(ActivityThread.java:3729)
at android.os.Handler.handleCallback(Handler.java:751)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:6044)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:865)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:755)
但是在compile/targetSdkVersion >= 24上,我们在这种情况下有真正的RuntimeException崩溃:
java.lang.RuntimeException: android.os.TransactionTooLargeException: data parcel size 713860 bytes
at android.app.ActivityThread$StopInfo.run(ActivityThread.java:3737)
at android.os.Handler.handleCallback(Handler.java:751)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:6044)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:865)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:755)
Caused by: android.os.TransactionTooLargeException: data parcel size 713860 bytes
at android.os.BinderProxy.transactNative(Native Method)
at android.os.BinderProxy.transact(Binder.java:615)
at android.app.ActivityManagerProxy.activityStopped(ActivityManagerNative.java:3604)
at android.app.ActivityThread$StopInfo.run(ActivityThread.java:3729)
at android.os.Handler.handleCallback(Handler.java:751)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:6044)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:865)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:755)
怎么办呢?
保存数据在本地数据库和保持仅id的实例状态,您可以使用检索此数据。
我遇到过这个问题,我发现当服务和应用程序之间交换大量数据时(这涉及传输大量的缩略图)。实际上数据大小在500kb左右,IPC事务缓冲区大小设置为1024KB。我不确定为什么它超过了事务缓冲区。
当您通过intent extras传递大量数据时,也会发生这种情况
当您在应用程序中遇到此异常时,请分析您的代码。
您是否在服务和应用程序之间交换了大量数据?
使用intent共享海量数据,(例如用户从gallery共享中选择大量文件按share,所选文件的uri将使用intent传输)
从服务接收位图文件
等待android返回大量数据(例如,当用户安装了大量应用程序时,getInstalledApplications())
使用applyBatch()处理大量未决操作
当你得到这个异常时如何处理
如果可能的话,将大操作拆分为小块,例如,调用applyBatch()时不要使用1000个操作,而是每个操作使用100个。
服务和应用之间不交换大数据(>1MB)
我不知道怎么做,但是,不要查询android,它可以返回巨大的数据:-)
有这么多地方TransactionTooLargeException可以发生——这里是Android 8的一个新情况——当有人开始输入EditText时,如果内容太大,就会崩溃。
它与AutoFillManager (API 26中新增)和StartSessionLocked()中的以下代码相关:
mSessionId = mService.startSession(mContext.getActivityToken(),
mServiceClient.asBinder(), id, bounds, value, mContext.getUserId(),
mCallback != null, flags, mContext.getOpPackageName());
如果我理解正确的话,这调用了自动填充服务——在绑定器中传递AutofillManagerClient。当EditText有很多内容时,它似乎会引起TTLE。
在EditText的xml布局声明中添加android:importantForAutofill="noExcludeDescendants"。或者在代码中:
EditText et = myView.findViewById(R.id.scriptEditTextView);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
et.setImportantForAutofill(View.IMPORTANT_FOR_AUTOFILL_NO_EXCLUDE_DESCENDANTS);
}
第二种糟糕的解决方法可能是重写performClick()和onWindowFocusChanged()方法来捕获TextEdit子类本身的错误。但我不认为这是明智的……