WildcardTree (Java SE 11 & JDK 11 )
Keywords: com.sun.source.tree.WildcardTree interface

Module jdk.compiler
Package com.sun.source.tree

## Interface WildcardTree

- All Superinterfaces:
    `Tree`

      public interface WildcardTree
      extends Tree

  A tree node for a wildcard type argument. Use `getKind` to determine the kind of bound. For example:

         ?

         ? extends bound

         ? super bound

  Since:
    1.6
  See The Java™ Language Specification:
    section 4.5.1

- - ### Nested Class Summary

    - ### Nested classes/interfaces declared in interface com.sun.source.tree.Tree

      `Tree.Kind`

  - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `Tree` | `getBound()` | Returns the bound of the wildcard.

    - ### Methods declared in interface com.sun.source.tree.Tree

      `accept, getKind`

- - ### Method Detail

    - #### getBound

          Tree getBound()

      Returns the bound of the wildcard.
      Returns:
        the bound