54  * Therefore, methods whose names begin with {@code "visit"} may be
  55  * added to this class in the future; to avoid incompatibilities,
  56  * classes which extend this class should not declare any instance
  57  * methods with names beginning with {@code "visit"}.
  58  *
  59  * <p>When such a new visit method is added, the default
  60  * implementation in this class will be to call the {@link
  61  * #visitUnknown visitUnknown} method.  A new type kind visitor class
  62  * will also be introduced to correspond to the new language level;
  63  * this visitor will have different default behavior for the visit
  64  * method in question.  When the new visitor is introduced, all or
  65  * portions of this visitor may be deprecated.
  66  *
  67  * @param <R> the return type of this visitor's methods.  Use {@link
  68  *            Void} for visitors that do not need to return results.
  69  * @param <P> the type of the additional parameter to this visitor's
  70  *            methods.  Use {@code Void} for visitors that do not need an
  71  *            additional parameter.
  72  *
  73  * @see TypeKindVisitor6

  74  * @since 1.7
  75  */
  76 @SupportedSourceVersion(RELEASE_7)
  77 public class TypeKindVisitor7<R, P> extends TypeKindVisitor6<R, P> {
  78     /**
  79      * Constructor for concrete subclasses to call; uses {@code null}
  80      * for the default value.
  81      */
  82     protected TypeKindVisitor7() {
  83         super(null);
  84     }
  85 
  86     /**
  87      * Constructor for concrete subclasses to call; uses the argument
  88      * for the default value.
  89      *
  90      * @param defaultValue the value to assign to {@link #DEFAULT_VALUE}
  91      */
  92     protected TypeKindVisitor7(R defaultValue) {
  93         super(defaultValue);

  54  * Therefore, methods whose names begin with {@code "visit"} may be
  55  * added to this class in the future; to avoid incompatibilities,
  56  * classes which extend this class should not declare any instance
  57  * methods with names beginning with {@code "visit"}.
  58  *
  59  * <p>When such a new visit method is added, the default
  60  * implementation in this class will be to call the {@link
  61  * #visitUnknown visitUnknown} method.  A new type kind visitor class
  62  * will also be introduced to correspond to the new language level;
  63  * this visitor will have different default behavior for the visit
  64  * method in question.  When the new visitor is introduced, all or
  65  * portions of this visitor may be deprecated.
  66  *
  67  * @param <R> the return type of this visitor's methods.  Use {@link
  68  *            Void} for visitors that do not need to return results.
  69  * @param <P> the type of the additional parameter to this visitor's
  70  *            methods.  Use {@code Void} for visitors that do not need an
  71  *            additional parameter.
  72  *
  73  * @see TypeKindVisitor6
  74  * @see TypeKindVisitor8
  75  * @since 1.7
  76  */
  77 @SupportedSourceVersion(RELEASE_7)
  78 public class TypeKindVisitor7<R, P> extends TypeKindVisitor6<R, P> {
  79     /**
  80      * Constructor for concrete subclasses to call; uses {@code null}
  81      * for the default value.
  82      */
  83     protected TypeKindVisitor7() {
  84         super(null);
  85     }
  86 
  87     /**
  88      * Constructor for concrete subclasses to call; uses the argument
  89      * for the default value.
  90      *
  91      * @param defaultValue the value to assign to {@link #DEFAULT_VALUE}
  92      */
  93     protected TypeKindVisitor7(R defaultValue) {
  94         super(defaultValue);