Android 在片段中的onResume期间执行PopBackbackImmediate时避免IllegalStateException
我有一个带有片段的活动,活动中有两个简单的方法来管理片段:Android 在片段中的onResume期间执行PopBackbackImmediate时避免IllegalStateException,android,android-fragments,fragment-backstack,fragmentmanager,Android,Android Fragments,Fragment Backstack,Fragmentmanager,我有一个带有片段的活动,活动中有两个简单的方法来管理片段:pushFragmentImmediate()和popFragmentImmediate() 这些事务必须立即执行,因为遗留代码依赖于后台堆栈始终处于最新状态 现在我有一个片段,如果满足某些条件,它会在恢复时弹出: @Override public void onResume() { super.onResume(); if (condition) { ((Main) getActivity()).popF
pushFragmentImmediate()
和popFragmentImmediate()
这些事务必须立即执行,因为遗留代码依赖于后台堆栈始终处于最新状态
现在我有一个片段
,如果满足某些条件,它会在恢复时弹出:
@Override
public void onResume() {
super.onResume();
if (condition) {
((Main) getActivity()).popFragment();
}
}
这是一个错误。
如果不将popStackImmediate()
更改为popsbackstack()
,是否可以避免此错误?或者我可以将popbackbackimmediate()
移动到其他不会返回错误的阶段吗?还是我想的不对
完整跟踪:
java.lang.RuntimeException: Unable to resume activity {se.esillen.testproject/se.esillen.testproject.Main}: java.lang.IllegalStateException: FragmentManager is already executing transactions
at android.app.ActivityThread.performResumeActivity(ActivityThread.java:3433)
at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:3473)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2736)
at android.app.ActivityThread.-wrap12(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1481)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:179)
at android.app.ActivityThread.main(ActivityThread.java:6152)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:886)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:776)
Caused by: java.lang.IllegalStateException: FragmentManager is already executing transactions
at android.support.v4.app.FragmentManagerImpl.ensureExecReady(FragmentManager.java:2167)
at android.support.v4.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:2223)
at android.support.v4.app.FragmentManagerImpl.popBackStackImmediate(FragmentManager.java:834)
at android.support.v4.app.FragmentManagerImpl.popBackStackImmediate(FragmentManager.java:794)
at se.esillen.testproject.Main.popFragment(Main.java:25)
at se.esillen.testproject.TestFragment.onResume(TestFragment.java:26)
at android.support.v4.app.Fragment.performResume(Fragment.java:2401)
at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1465)
at android.support.v4.app.FragmentManagerImpl.moveFragmentToExpectedState(FragmentManager.java:1740)
at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1809)
at android.support.v4.app.FragmentManagerImpl.dispatchStateChange(FragmentManager.java:3217)
at android.support.v4.app.FragmentManagerImpl.dispatchResume(FragmentManager.java:3181)
at android.support.v4.app.FragmentController.dispatchResume(FragmentController.java:214)
at android.support.v4.app.FragmentActivity.onResumeFragments(FragmentActivity.java:470)
at android.support.v4.app.FragmentActivity.onPostResume(FragmentActivity.java:459)
at android.support.v7.app.AppCompatActivity.onPostResume(AppCompatActivity.java:171)
at android.app.Activity.performResume(Activity.java:6856)
at android.app.ActivityThread.performResumeActivity(ActivityThread.java:3410)
at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:3473)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2736)
at android.app.ActivityThread.-wrap12(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1481)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:179)
at android.app.ActivityThread.main(ActivityThread.java:6152)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:886)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:776)
@duggu如果这两个问题有某种关联,以及这个问题在该问题中是如何得到回答的,请在回答中给出解释@ʍѳђઽ૯ท 关于同一例外的两个问题,但不相同context@Renascienza那是大约三年前的事了,伙计!:)@ʍѳђઽ૯ท StackOverflow是永远的,伙计!英雄联盟
java.lang.RuntimeException: Unable to resume activity {se.esillen.testproject/se.esillen.testproject.Main}: java.lang.IllegalStateException: FragmentManager is already executing transactions
at android.app.ActivityThread.performResumeActivity(ActivityThread.java:3433)
at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:3473)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2736)
at android.app.ActivityThread.-wrap12(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1481)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:179)
at android.app.ActivityThread.main(ActivityThread.java:6152)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:886)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:776)
Caused by: java.lang.IllegalStateException: FragmentManager is already executing transactions
at android.support.v4.app.FragmentManagerImpl.ensureExecReady(FragmentManager.java:2167)
at android.support.v4.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:2223)
at android.support.v4.app.FragmentManagerImpl.popBackStackImmediate(FragmentManager.java:834)
at android.support.v4.app.FragmentManagerImpl.popBackStackImmediate(FragmentManager.java:794)
at se.esillen.testproject.Main.popFragment(Main.java:25)
at se.esillen.testproject.TestFragment.onResume(TestFragment.java:26)
at android.support.v4.app.Fragment.performResume(Fragment.java:2401)
at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1465)
at android.support.v4.app.FragmentManagerImpl.moveFragmentToExpectedState(FragmentManager.java:1740)
at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1809)
at android.support.v4.app.FragmentManagerImpl.dispatchStateChange(FragmentManager.java:3217)
at android.support.v4.app.FragmentManagerImpl.dispatchResume(FragmentManager.java:3181)
at android.support.v4.app.FragmentController.dispatchResume(FragmentController.java:214)
at android.support.v4.app.FragmentActivity.onResumeFragments(FragmentActivity.java:470)
at android.support.v4.app.FragmentActivity.onPostResume(FragmentActivity.java:459)
at android.support.v7.app.AppCompatActivity.onPostResume(AppCompatActivity.java:171)
at android.app.Activity.performResume(Activity.java:6856)
at android.app.ActivityThread.performResumeActivity(ActivityThread.java:3410)
at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:3473)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2736)
at android.app.ActivityThread.-wrap12(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1481)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:179)
at android.app.ActivityThread.main(ActivityThread.java:6152)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:886)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:776)