Package org.apache.cayenne.access.sqlbuilder.sqltree

## Class EmptyNode

- java.lang.Object
- - org.apache.cayenne.access.sqlbuilder.sqltree.Node
  - - org.apache.cayenne.access.sqlbuilder.sqltree.EmptyNode

-     public class EmptyNode
      extends Node

  Since:
    4.2

- - ### Field Summary

    - ### Fields inherited from class org.apache.cayenne.access.sqlbuilder.sqltree.Node

      `children, childrenCount, parent, type`

  - ### Constructor Summary

    Constructors
    Constructor | Description
    --- | ---
    `EmptyNode()` |

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `QuotingAppendable` | `append​(QuotingAppendable buffer)` |
    `Node` | `copy()` |
    `String` | `toString()` |

    - ### Methods inherited from class org.apache.cayenne.access.sqlbuilder.sqltree.Node

      `addChild, addChild, appendChildrenEnd, appendChildrenSeparator, appendChildrenStart, deepCopy, getChild, getChildrenCount, getParent, getType, replaceChild, setParent, visit`

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

- - ### Constructor Detail

    - #### EmptyNode

          public EmptyNode()

  - ### Method Detail

    - #### append

          public QuotingAppendable append​(QuotingAppendable buffer)

      Specified by:
        `append` in class `Node`

    - #### toString

          public String toString()

      Overrides:
        `toString` in class `Node`

    - #### copy

          public Node copy()

      Specified by:
        `copy` in class `Node`