14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package javax.lang.model.util;
27
28 import javax.annotation.processing.SupportedSourceVersion;
29 import javax.lang.model.SourceVersion;
30 import javax.lang.model.element.RecordComponentElement;
31 import static javax.lang.model.SourceVersion.*;
32
33 /**
34 * A simple visitor of program elements with default behavior
35 * appropriate for the {@link SourceVersion#RELEASE_14 RELEASE_14}
36 * source version.
37 *
38 * Visit methods corresponding to {@code RELEASE_14} and earlier
39 * language constructs call {@link #defaultAction defaultAction},
40 * passing their arguments to {@code defaultAction}'s corresponding
41 * parameters.
42 *
43 * <p> Methods in this class may be overridden subject to their
44 * general contract. Note that annotating methods in concrete
45 * subclasses with {@link java.lang.Override @Override} will help
46 * ensure that methods are overridden as intended.
47 *
48 * <p> <b>WARNING:</b> The {@code ElementVisitor} interface
49 * implemented by this class may have methods added to it in the
50 * future to accommodate new, currently unknown, language structures
51 * added to future versions of the Java™ programming language.
52 * Therefore, methods whose names begin with {@code "visit"} may be
53 * added to this class in the future; to avoid incompatibilities,
55 * methods with names beginning with {@code "visit"}.
56 *
57 * <p>When such a new visit method is added, the default
58 * implementation in this class will be to call the {@link
59 * #visitUnknown visitUnknown} method. A new simple element visitor
60 * class will also be introduced to correspond to the new language
61 * level; this visitor will have different default behavior for the
62 * visit method in question. When the new visitor is introduced, all
63 * or portions of this visitor may be deprecated.
64 *
65 * @param <R> the return type of this visitor's methods. Use {@code Void}
66 * for visitors that do not need to return results.
67 * @param <P> the type of the additional parameter to this visitor's methods. Use {@code Void}
68 * for visitors that do not need an additional parameter.
69 *
70 * @see SimpleElementVisitor6
71 * @see SimpleElementVisitor7
72 * @see SimpleElementVisitor8
73 * @see SimpleElementVisitor9
74 * @since 14
75 * @deprecated This class is part of a preview feature and may be removed
76 * if the preview feature is removed.
77 */
78 @Deprecated(forRemoval=true, since="14")
79 @SuppressWarnings("removal")
80 @SupportedSourceVersion(RELEASE_14)
81 public class SimpleElementVisitor14<R, P> extends SimpleElementVisitor9<R, P> {
82 /**
83 * Constructor for concrete subclasses; uses {@code null} for the
84 * default value.
85 */
86 protected SimpleElementVisitor14(){
87 super(null);
88 }
89
90 /**
91 * Constructor for concrete subclasses; uses the argument for the
92 * default value.
93 *
94 * @param defaultValue the value to assign to {@link #DEFAULT_VALUE}
95 */
96 protected SimpleElementVisitor14(R defaultValue){
97 super(defaultValue);
98 }
99
|
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package javax.lang.model.util;
27
28 import javax.annotation.processing.SupportedSourceVersion;
29 import javax.lang.model.SourceVersion;
30 import javax.lang.model.element.RecordComponentElement;
31 import static javax.lang.model.SourceVersion.*;
32
33 /**
34 * {@preview Associated with records, a preview feature of the Java language.
35 *
36 * This class is associated with <i>records</i>, a preview
37 * feature of the Java language. Programs can only use this
38 * method when preview features are enabled. Preview features
39 * may be removed in a future release, or upgraded to permanent
40 * features of the Java language.}
41 *
42 * A simple visitor of program elements with default behavior
43 * appropriate for the {@link SourceVersion#RELEASE_14 RELEASE_14}
44 * source version.
45 *
46 * Visit methods corresponding to {@code RELEASE_14} and earlier
47 * language constructs call {@link #defaultAction defaultAction},
48 * passing their arguments to {@code defaultAction}'s corresponding
49 * parameters.
50 *
51 * <p> Methods in this class may be overridden subject to their
52 * general contract. Note that annotating methods in concrete
53 * subclasses with {@link java.lang.Override @Override} will help
54 * ensure that methods are overridden as intended.
55 *
56 * <p> <b>WARNING:</b> The {@code ElementVisitor} interface
57 * implemented by this class may have methods added to it in the
58 * future to accommodate new, currently unknown, language structures
59 * added to future versions of the Java™ programming language.
60 * Therefore, methods whose names begin with {@code "visit"} may be
61 * added to this class in the future; to avoid incompatibilities,
63 * methods with names beginning with {@code "visit"}.
64 *
65 * <p>When such a new visit method is added, the default
66 * implementation in this class will be to call the {@link
67 * #visitUnknown visitUnknown} method. A new simple element visitor
68 * class will also be introduced to correspond to the new language
69 * level; this visitor will have different default behavior for the
70 * visit method in question. When the new visitor is introduced, all
71 * or portions of this visitor may be deprecated.
72 *
73 * @param <R> the return type of this visitor's methods. Use {@code Void}
74 * for visitors that do not need to return results.
75 * @param <P> the type of the additional parameter to this visitor's methods. Use {@code Void}
76 * for visitors that do not need an additional parameter.
77 *
78 * @see SimpleElementVisitor6
79 * @see SimpleElementVisitor7
80 * @see SimpleElementVisitor8
81 * @see SimpleElementVisitor9
82 * @since 14
83 */
84 @jdk.internal.PreviewFeature(feature=jdk.internal.PreviewFeature.Feature.RECORDS,
85 essentialAPI=false)
86 @SuppressWarnings("preview")
87 @SupportedSourceVersion(RELEASE_14)
88 public class SimpleElementVisitor14<R, P> extends SimpleElementVisitor9<R, P> {
89 /**
90 * Constructor for concrete subclasses; uses {@code null} for the
91 * default value.
92 */
93 protected SimpleElementVisitor14(){
94 super(null);
95 }
96
97 /**
98 * Constructor for concrete subclasses; uses the argument for the
99 * default value.
100 *
101 * @param defaultValue the value to assign to {@link #DEFAULT_VALUE}
102 */
103 protected SimpleElementVisitor14(R defaultValue){
104 super(defaultValue);
105 }
106
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