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1 /* |
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2 * Copyright 1999-2005 Sun Microsystems, Inc. All Rights Reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Sun designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Sun in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
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22 * CA 95054 USA or visit www.sun.com if you need additional information or |
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23 * have any questions. |
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24 */ |
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25 |
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26 package com.sun.tools.javac.code; |
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27 |
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28 |
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29 /** Internal symbol kinds, which distinguish between elements of |
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30 * different subclasses of Symbol. Symbol kinds are organized so they can be |
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31 * or'ed to sets. |
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32 * |
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33 * <p><b>This is NOT part of any API supported by Sun Microsystems. If |
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34 * you write code that depends on this, you do so at your own risk. |
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35 * This code and its internal interfaces are subject to change or |
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36 * deletion without notice.</b> |
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37 */ |
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38 public class Kinds { |
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39 |
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40 private Kinds() {} // uninstantiable |
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41 |
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42 /** The empty set of kinds. |
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43 */ |
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44 public final static int NIL = 0; |
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45 |
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46 /** The kind of package symbols. |
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47 */ |
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48 public final static int PCK = 1 << 0; |
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49 |
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50 /** The kind of type symbols (classes, interfaces and type variables). |
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51 */ |
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52 public final static int TYP = 1 << 1; |
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53 |
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54 /** The kind of variable symbols. |
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55 */ |
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56 public final static int VAR = 1 << 2; |
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57 |
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58 /** The kind of values (variables or non-variable expressions), includes VAR. |
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59 */ |
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60 public final static int VAL = (1 << 3) | VAR; |
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61 |
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62 /** The kind of methods. |
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63 */ |
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64 public final static int MTH = 1 << 4; |
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65 |
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66 /** The error kind, which includes all other kinds. |
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67 */ |
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68 public final static int ERR = (1 << 5) - 1; |
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69 |
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70 /** The set of all kinds. |
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71 */ |
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72 public final static int AllKinds = ERR; |
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73 |
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74 /** Kinds for erroneous symbols that complement the above |
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75 */ |
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76 public static final int ERRONEOUS = 1 << 6; |
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77 public static final int AMBIGUOUS = ERRONEOUS+1; // ambiguous reference |
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78 public static final int HIDDEN = ERRONEOUS+2; // hidden method or field |
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79 public static final int STATICERR = ERRONEOUS+3; // nonstatic member from static context |
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80 public static final int ABSENT_VAR = ERRONEOUS+4; // missing variable |
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81 public static final int WRONG_MTHS = ERRONEOUS+5; // methods with wrong arguments |
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82 public static final int WRONG_MTH = ERRONEOUS+6; // one method with wrong arguments |
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83 public static final int ABSENT_MTH = ERRONEOUS+7; // missing method |
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84 public static final int ABSENT_TYP = ERRONEOUS+8; // missing type |
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85 } |