Android 运行Robolectric测试时,AsyncTask内的ProgressDialog.show()出现StackOverFlow错误
注意:已访问链接,但没有帮助 在运行Robolectric Junit测试时,我遇到了由 ProgressDialog.show() 在AsyncTask内进行的调用 我有以下活动:Android 运行Robolectric测试时,AsyncTask内的ProgressDialog.show()出现StackOverFlow错误,android,junit,junit4,robolectric,Android,Junit,Junit4,Robolectric,注意:已访问链接,但没有帮助 在运行Robolectric Junit测试时,我遇到了由 ProgressDialog.show() 在AsyncTask内进行的调用 我有以下活动: public abstract class TransactionFragmentActivity extends FragmentActivity { @Override protected void onCreate(Bundle savedInstanceState) { s
public abstract class TransactionFragmentActivity extends FragmentActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.transction_layout);
SetUpService setup = new SetUpService();
setup.execute();
}
private class SetUpService extends AsyncTask<String, Void, Boolean> {
private ProgressDialog dialog = new ProgressDialog(TransactionFragmentActivity.this);
/** progress dialog to show user that the backup is processing. */
/** application context. */
@Override
protected void onPreExecute() {
SetUpService.this.dialog.setMessage("Please wait");
SetUpService.this.dialog.setCancelable(false);
SetUpService.this.dialog.show();
}
@Override
protected Boolean doInBackground(final String... args) {
// Setting data
Log.d(TAG,"doInBackground...");
fetchData(); //some method doing work
return true;
}
@Override
protected void onPostExecute(final Boolean success) {
if (dialog != null && dialog.isShowing()) {
dialog.dismiss();
}
}
}
}
公共抽象类TransactionFragmentActivity扩展了FragmentActivity{
@凌驾
创建时受保护的void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.Transaction_layout);
SetUpService setup=新建SetUpService();
setup.execute();
}
私有类SetUpService扩展了异步任务{
private ProgressDialog=新建ProgressDialog(TransactionFragmentActivity.this);
/**“进度”对话框,向用户显示备份正在处理*/
/**应用程序上下文*/
@凌驾
受保护的void onPreExecute(){
SetUpService.this.dialog.setMessage(“请稍候”);
SetUpService.this.dialog.setCancelable(false);
SetUpService.this.dialog.show();
}
@凌驾
受保护的布尔doInBackground(最终字符串…args){
//设置数据
Log.d(标签“doInBackground…”);
fetchData();//某些方法正在工作
返回true;
}
@凌驾
受保护的void onPostExecute(最终布尔值成功){
if(dialog!=null&&dialog.isShowing()){
dialog.dismise();
}
}
}
}
以下是堆栈跟踪:
java.lang.StackOverflower错误
位于java.lang.Class.getConstructor0(未知源)
位于java.lang.Class.getDeclaredConstructor(未知源)
位于org.roblectric.bytecode.roblectricinternals.newInstance(roblectricinternals.java:39)
位于org.roblectric.bytecode.roblectricinternals.directlyOn(roblectricinternals.java:54)
位于org.roblectric.roblectric.directlyOn(roblectric.java:366)
直接访问org.roblectric.shadows.ShadowView.directly(ShadowView.java:439)
位于org.roblectric.shadows.ShadowView.invalidate(ShadowView.java:168)
在android.view.view.invalidate(view.java)中
位于android.widget.TextView.setPadding(TextView.java:2122)
在android.view.view.recomputeadding(view.java:10914)中
位于android.view.view.resolvePadding(view.java:11584)
在android.view.view.resolveLayoutDirection上(view.java:11524)
位于android.view.view.onAttachedToWindow(view.java:11440)
位于android.widget.TextView.onAttachedToWindow(TextView.java:4448)
在android.view.view.dispatchAttachedToWindow(view.java:11755)
在android.view.ViewGroup.dispatchAttachedToWindow(ViewGroup.java:2424)
在android.view.ViewGroup.dispatchAttachedToWindow(ViewGroup.java:2424)
在android.view.ViewGroup.dispatchAttachedToWindow(ViewGroup.java:2424)
在android.view.ViewGroup.dispatchAttachedToWindow(ViewGroup.java:2424)
在android.view.ViewGroup.dispatchAttachedToWindow(ViewGroup.java:2424)
在android.view.ViewGroup.dispatchAttachedToWindow(ViewGroup.java:2424)
在android.view.ViewGroup.dispatchAttachedToWindow(ViewGroup.java:2424)
在android.view.ViewGroup.dispatchAttachedToWindow(ViewGroup.java:2424)
在android.view.ViewRootImpl.performTraversals上(ViewRootImpl.java:1201)
位于android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1000)
在android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:4214)
在android.view.Choreographer$CallbackRecord.run(Choreographer.java:725)
位于android.view.Choreographer.doCallbacks(Choreographer.java:555)
位于android.view.Choreographer.doFrame(Choreographer.java:525)
在android.view.Choreographer$FrameHandler.handleMessage(Choreographer.java:657)中
位于org.roblectric.shadows.ShadowHandler.routeMessage(ShadowHandler.java:125)
访问org.roblectric.shadows.ShadowHandler.access$100(ShadowHandler.java:25)
位于org.roblectric.shadows.ShadowHandler$1.run(ShadowHandler.java:110)
位于org.roblectric.util.Scheduler.postdayed(Scheduler.java:37)
位于org.roblectric.shadows.ShadowLooper.post(ShadowLooper.java:198)
位于org.roblectric.shadows.ShadowHandler.postDelayed(ShadowHandler.java:56)
位于org.roblectric.shadows.ShadowHandler.sendMessageDelayed(ShadowHandler.java:105)
位于org.roblectric.shadows.ShadowHandler.sendMessageAtTime(ShadowHandler.java:160)
位于android.os.Handler.sendMessageAtTime(Handler.java)
在android.view.Choreographer.scheduleFrameLocked(Choreographer.java:479)中
在android.view.Choreographer.postCallbackDelayedInternal(Choreographer.java:309)中
位于android.view.Choreographer.postCallbackDelayed(Choreographer.java:292)
位于android.view.Choreographer.postCallback(Choreographer.java:266)
在android.view.ViewRootImpl.scheduleTraversals(ViewRootImpl.java:974)
在android.view.ViewRootImpl.setLayoutParams上(ViewRootImpl.java:792)
在android.view.WindowManagerImpl.updateViewLayout(WindowManagerImpl.java:343)中
位于android.app.Activity.onWindowAttributeChanged(Activity.java:2267)
位于android.view.Window.setDefaultWindowFormat(Window.java:1226)
访问com.android.internal.policy.impl.PhoneWindow.access$1300(PhoneWindow.java:105)
在com.android.internal.policy.impl.PhoneWindow$DecorView.drawableChanged上(PhoneWindow.java:2407)
在com.android.internal.policy.impl.PhoneWindow$DecorView.fitSystemWindows(PhoneWindow.java:2345)
在android.view.ViewRootImpl.performTraversals上(ViewRootImpl.java:1203)
位于android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1000)
在android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:4214)
在android.view.Choreographer$CallbackRecord.run(Choreographer.java:725)
位于android.view.Choreographer.doCallbacks(Choreographer.java:555
private ProgressDialog dialog = new ProgressDialog(getActivity());
protected void onPreExecute() {
dialog.setMessage("Please wait");
dialog.setCancelable(false);
dialog.show();
}
Activity act = (TransactionFragmentActivity) this;
private ProgressDialog dialog = new ProgressDialog(act);
protected void onPreExecute() {
dialog.setMessage("Please wait");
dialog.setCancelable(false);
dialog.show();
}