jdk8-mips64-public/langtools: src/share/classes/javax/lang/model/element/ElementKind.java@9d9f26857129

     1 /*

     2  * Copyright (c) 2005, 2006, 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  */

    26 package javax.lang.model.element;

    28 /**

    29  * The {@code kind} of an element.

    30  *

    31  * <p>Note that it is possible additional element kinds will be added

    32  * to accommodate new, currently unknown, language structures added to

    33  * future versions of the Java&trade; programming language.

    34  *

    35  * @author Joseph D. Darcy

    36  * @author Scott Seligman

    37  * @author Peter von der Ah&eacute;

    38  * @see Element

    39  * @since 1.6

    40  */

    41 public enum ElementKind {

    43     /** A package. */

    44     PACKAGE,

    46     // Declared types

    47     /** An enum type. */

    48     ENUM,

    49     /** A class not described by a more specific kind (like {@code ENUM}). */

    50     CLASS,

    51     /** An annotation type. */

    52     ANNOTATION_TYPE,

    53     /**

    54      * An interface not described by a more specific kind (like

    55      * {@code ANNOTATION_TYPE}).

    56      */

    57     INTERFACE,

    59     // Variables

    60     /** An enum constant. */

    61     ENUM_CONSTANT,

    62     /**

    63      * A field not described by a more specific kind (like

    64      * {@code ENUM_CONSTANT}).

    65      */

    66     FIELD,

    67     /** A parameter of a method or constructor. */

    68     PARAMETER,

    69     /** A local variable. */

    70     LOCAL_VARIABLE,

    71     /** A parameter of an exception handler. */

    72     EXCEPTION_PARAMETER,

    74     // Executables

    75     /** A method. */

    76     METHOD,

    77     /** A constructor. */

    78     CONSTRUCTOR,

    79     /** A static initializer. */

    80     STATIC_INIT,

    81     /** An instance initializer. */

    82     INSTANCE_INIT,

    84     /** A type parameter. */

    85     TYPE_PARAMETER,

    87     /**

    88      * An implementation-reserved element.  This is not the element

    89      * you are looking for.

    90      */

    91     OTHER;

    94     /**

    95      * Returns {@code true} if this is a kind of class:

    96      * either {@code CLASS} or {@code ENUM}.

    97      *

    98      * @return {@code true} if this is a kind of class

    99      */

   100     public boolean isClass() {

   101         return this == CLASS || this == ENUM;

   102     }

   104     /**

   105      * Returns {@code true} if this is a kind of interface:

   106      * either {@code INTERFACE} or {@code ANNOTATION_TYPE}.

   107      *

   108      * @return {@code true} if this is a kind of interface

   109      */

   110     public boolean isInterface() {

   111         return this == INTERFACE || this == ANNOTATION_TYPE;

   112     }

   114     /**

   115      * Returns {@code true} if this is a kind of field:

   116      * either {@code FIELD} or {@code ENUM_CONSTANT}.

   117      *

   118      * @return {@code true} if this is a kind of field

   119      */

   120     public boolean isField() {

   121         return this == FIELD || this == ENUM_CONSTANT;

   122     }

   123 }

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