对于下面的带有Hash Map的java程序,抛出了ConcurrentModification异常,我在程序中标记了抛出异常的行。我现在跳过了向HashMap中插入数据的登录 import java.util.HashMap;
public class MainClass>>> arrMain = new ArrayList</
HashMap<String, ArrayList<?extends Serializable>> map = new HashMap<String, ArrayList<ArrayList>>();ArrayList<? extends Serializable> c = new ArrayList<Arr