
public abstract class BaseExpandNode
extends BaseNode

Fields
Modifier and Type	Field	Description
`private Boolean`	`isExpanded`
`private final List<BaseNode>`	`childNode`

Constructors
Constructor	Description
`BaseExpandNode()`

Modifier and Type	Method	Description
`final Boolean`	`getIsExpanded()`
`final Unit`	`setIsExpanded(Boolean isExpanded)`
`abstract List<BaseNode>`	`getChildNode()`	重写此方法，获取子节点。如果没有子节点，返回 null 或者空数组如果返回 null，则无法对子节点的数据进行新增和删除等操作

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Class BaseExpandNode