android - 安卓开发中，在匿名类中为外部类赋值问题

Question

我在匿名类中给外部类的arraylist添加了一系列的值 但在外部类中取出来都是空的，为什么？？

Answer 1

Publish the source code. This is not possible under normal circumstances. It is difficult to locate without the source code

Answer 2

It’s a matter of execution order. The listData has not been filled with data when onCreate is called

Answer 3