1 /*

     2  * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    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 jdk;

    27 

    28 import java.lang.annotation.*;

    29 

    30 /**

    31   * Indicates whether or not a JDK specific type or package is a

    32   * supported part of the JDK.

    33   *

    34   * This annotation should only be applied to types and packages

    35   * <em>outside</em> of the Java SE namespaces of {@code java.*} and

    36   * {@code javax.*} packages.  For example, certain portions of {@code

    37   * com.sun.*} are official parts of the JDK meant to be generally

    38   * usable while other portions of {@code com.sun.*} are not.  This

    39   * annotation type allows those portions to be easily and

    40   * programmaticly distinguished.

    41   *

    42   * @since 1.8

    43   */

    44 @Documented

    45 @Retention(RetentionPolicy.RUNTIME)

    46 @Target({ElementType.TYPE, ElementType.PACKAGE})

    47 @Supported

    48 public @interface Supported {

    49     /**

    50      * Whether or not this package or type is a supported part of the JDK.

    51      */

    52     boolean value() default true;

    53 }