android.widget.AbsListView$RecycleBin.addScrapView

adapter 中多个布局数组下标越界

崩溃日志如下：

# main(1)

java.lang.ArrayIndexOutOfBoundsException

length=2; index=2

解析原始

1android.widget.AbsListView$RecycleBin.addScrapView(AbsListView.java:6842)

2android.widget.ListView.layoutChildren(ListView.java:1647)

3android.widget.AbsListView.onLayout(AbsListView.java:2168)

4android.view.View.layout(View.java:16754)

5android.view.ViewGroup.layout(ViewGroup.java:5462)

6android.widget.FrameLayout.layoutChildren(FrameLayout.java:338)

7android.widget.FrameLayout.onLayout(FrameLayout.java:273)

8android.view.View.layout(View.java:16754)

9android.view.ViewGroup.layout(ViewGroup.java:5462)

10android.widget.LinearLayout.setChildFrame(LinearLayout.java:1764)

11android.widget.LinearLayout.layoutVertical(LinearLayout.java:1607)

12android.widget.LinearLayout.onLayout(LinearLayout.java:1516)

13android.view.View.layout(View.java:16754)

14android.view.ViewGroup.layout(ViewGroup.java:5462)

15android.widget.RelativeLayout.onLayout(RelativeLayout.java:1079)

16android.view.View.layout(View.java:16754)

17android.view.ViewGroup.layout(ViewGroup.java:5462)

18android.support.v4.view.ViewPager.onLayout(ViewPager.java:1795)

19android.view.View.layout(View.java:16754)

20android.view.ViewGroup.layout(ViewGroup.java:5462)

21android.widget.RelativeLayout.onLayout(RelativeLayout.java:1079)

22android.view.View.layout(View.java:16754)

23android.view.ViewGroup.layout(ViewGroup.java:5462)

24android.widget.FrameLayout.layoutChildren(FrameLayout.java:338)

25android.widget.FrameLayout.onLayout(FrameLayout.java:273)

26android.view.View.layout(View.java:16754)

27android.view.ViewGroup.layout(ViewGroup.java:5462)

28android.widget.LinearLayout.setChildFrame(LinearLayout.java:1764)

29android.widget.LinearLayout.layoutVertical(LinearLayout.java:1607)

30android.widget.LinearLayout.onLayout(LinearLayout.java:1516)

31android.view.View.layout(View.java:16754)

32android.view.ViewGroup.layout(ViewGroup.java:5462)

33android.widget.FrameLayout.layoutChildren(FrameLayout.java:338)

34android.widget.FrameLayout.onLayout(FrameLayout.java:273)

35android.view.View.layout(View.java:16754)

36android.view.ViewGroup.layout(ViewGroup.java:5462)

37android.widget.LinearLayout.setChildFrame(LinearLayout.java:1764)

38android.widget.LinearLayout.layoutVertical(LinearLayout.java:1607)

39android.widget.LinearLayout.onLayout(LinearLayout.java:1516)

40android.view.View.layout(View.java:16754)

41android.view.ViewGroup.layout(ViewGroup.java:5462)

42android.widget.FrameLayout.layoutChildren(FrameLayout.java:338)

43android.widget.FrameLayout.onLayout(FrameLayout.java:273)

44com.android.internal.policy.PhoneWindow$DecorView.onLayout(PhoneWindow.java:2748)

45android.view.View.layout(View.java:16754)

46android.view.ViewGroup.layout(ViewGroup.java:5462)

47android.view.ViewRootImpl.performLayout(ViewRootImpl.java:2226)

48android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1983)

49android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1139)

50android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:6238)

51android.view.Choreographer$CallbackRecord.run(Choreographer.java:884)

52android.view.Choreographer.doCallbacks(Choreographer.java:696)

53android.view.Choreographer.doFrame(Choreographer.java:631)

54android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:870)

55android.os.Handler.handleCallback(Handler.java:743)

56android.os.Handler.dispatchMessage(Handler.java:95)

57android.os.Looper.loop(Looper.java:150)

58android.app.ActivityThread.main(ActivityThread.java:5621)

59java.lang.reflect.Method.invoke(Native Method)

60com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:794)

61com.android.internal.os.ZygoteInit.main(ZygoteInit.java:684)

我adapter中有两个布局，分别把item设置成 1 和 2 ，然后在  getViewTypeCount 中返回2（有两个布局）。

感觉完全没有问题，但是为什么会这样呢？

后来发现：

getViewTypeCount()  的返回值必须要大于getItemViewType()的返回值。

具体为什么这样我也不清楚，反正这样写就不会出问题，哈哈哈哈，如果有哪位大神知道的话可以给我留言哦。

所以，我们如果以后要写多布局的adapter的话，type一定要从 0 开始。