1 | /* |
2 | * Copyright 1999-2005 Sun Microsystems, Inc. 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. Sun designates this |
8 | * particular file as subject to the "Classpath" exception as provided |
9 | * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
23 | * have any questions. |
24 | */ |
25 | |
26 | package com.sun.tools.javac.code; |
27 | |
28 | |
29 | /** Internal symbol kinds, which distinguish between elements of |
30 | * different subclasses of Symbol. Symbol kinds are organized so they can be |
31 | * or'ed to sets. |
32 | * |
33 | * <p><b>This is NOT part of any API supported by Sun Microsystems. If |
34 | * you write code that depends on this, you do so at your own risk. |
35 | * This code and its internal interfaces are subject to change or |
36 | * deletion without notice.</b> |
37 | */ |
38 | public class Kinds { |
39 | |
40 | private Kinds() {} // uninstantiable |
41 | |
42 | /** The empty set of kinds. |
43 | */ |
44 | public final static int NIL = 0; |
45 | |
46 | /** The kind of package symbols. |
47 | */ |
48 | public final static int PCK = 1 << 0; |
49 | |
50 | /** The kind of type symbols (classes, interfaces and type variables). |
51 | */ |
52 | public final static int TYP = 1 << 1; |
53 | |
54 | /** The kind of variable symbols. |
55 | */ |
56 | public final static int VAR = 1 << 2; |
57 | |
58 | /** The kind of values (variables or non-variable expressions), includes VAR. |
59 | */ |
60 | public final static int VAL = (1 << 3) | VAR; |
61 | |
62 | /** The kind of methods. |
63 | */ |
64 | public final static int MTH = 1 << 4; |
65 | |
66 | /** The error kind, which includes all other kinds. |
67 | */ |
68 | public final static int ERR = (1 << 5) - 1; |
69 | |
70 | /** The set of all kinds. |
71 | */ |
72 | public final static int AllKinds = ERR; |
73 | |
74 | /** Kinds for erroneous symbols that complement the above |
75 | */ |
76 | public static final int ERRONEOUS = 1 << 6; |
77 | public static final int AMBIGUOUS = ERRONEOUS+1; // ambiguous reference |
78 | public static final int HIDDEN = ERRONEOUS+2; // hidden method or field |
79 | public static final int STATICERR = ERRONEOUS+3; // nonstatic member from static context |
80 | public static final int ABSENT_VAR = ERRONEOUS+4; // missing variable |
81 | public static final int WRONG_MTHS = ERRONEOUS+5; // methods with wrong arguments |
82 | public static final int WRONG_MTH = ERRONEOUS+6; // one method with wrong arguments |
83 | public static final int ABSENT_MTH = ERRONEOUS+7; // missing method |
84 | public static final int ABSENT_TYP = ERRONEOUS+8; // missing type |
85 | } |