Wed, 21 Sep 2011 21:56:53 -0700
7092965: javac should not close processorClassLoader before end of compilation
Reviewed-by: darcy
duke@1 | 1 | /* |
ohair@554 | 2 | * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved. |
duke@1 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@1 | 4 | * |
duke@1 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@1 | 6 | * under the terms of the GNU General Public License version 2 only, as |
ohair@554 | 7 | * published by the Free Software Foundation. Oracle designates this |
duke@1 | 8 | * particular file as subject to the "Classpath" exception as provided |
ohair@554 | 9 | * by Oracle in the LICENSE file that accompanied this code. |
duke@1 | 10 | * |
duke@1 | 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@1 | 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@1 | 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@1 | 14 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@1 | 15 | * accompanied this code). |
duke@1 | 16 | * |
duke@1 | 17 | * You should have received a copy of the GNU General Public License version |
duke@1 | 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@1 | 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@1 | 20 | * |
ohair@554 | 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
ohair@554 | 22 | * or visit www.oracle.com if you need additional information or have any |
ohair@554 | 23 | * questions. |
duke@1 | 24 | */ |
duke@1 | 25 | |
duke@1 | 26 | package com.sun.tools.javac.parser; |
duke@1 | 27 | |
duke@1 | 28 | import com.sun.tools.javac.util.*; |
duke@1 | 29 | import com.sun.tools.javac.util.Position.LineMap; |
duke@1 | 30 | |
duke@1 | 31 | /** |
duke@1 | 32 | * The lexical analyzer maps an input stream consisting of ASCII |
duke@1 | 33 | * characters and Unicode escapes into a token sequence. |
duke@1 | 34 | * |
jjg@581 | 35 | * <p><b>This is NOT part of any supported API. |
duke@1 | 36 | * If you write code that depends on this, you do so at your own risk. |
duke@1 | 37 | * This code and its internal interfaces are subject to change or |
duke@1 | 38 | * deletion without notice.</b> |
duke@1 | 39 | */ |
duke@1 | 40 | public interface Lexer { |
duke@1 | 41 | |
duke@1 | 42 | /** |
duke@1 | 43 | * Has a @deprecated been encountered in last doc comment? |
duke@1 | 44 | * This needs to be reset by client with resetDeprecatedFlag. |
duke@1 | 45 | */ |
duke@1 | 46 | boolean deprecatedFlag(); |
duke@1 | 47 | |
duke@1 | 48 | void resetDeprecatedFlag(); |
duke@1 | 49 | |
duke@1 | 50 | /** |
duke@1 | 51 | * Returns the documentation string of the current token. |
duke@1 | 52 | */ |
duke@1 | 53 | String docComment(); |
duke@1 | 54 | |
duke@1 | 55 | /** |
duke@1 | 56 | * Return the last character position of the current token. |
duke@1 | 57 | */ |
duke@1 | 58 | int endPos(); |
duke@1 | 59 | |
duke@1 | 60 | /** |
duke@1 | 61 | * Return the position where a lexical error occurred; |
duke@1 | 62 | */ |
duke@1 | 63 | int errPos(); |
duke@1 | 64 | |
duke@1 | 65 | /** |
duke@1 | 66 | * Set the position where a lexical error occurred; |
duke@1 | 67 | */ |
duke@1 | 68 | void errPos(int pos); |
duke@1 | 69 | |
duke@1 | 70 | /** |
duke@1 | 71 | * Build a map for translating between line numbers and |
duke@1 | 72 | * positions in the input. |
duke@1 | 73 | * |
duke@1 | 74 | * @return a LineMap |
duke@1 | 75 | */ |
duke@1 | 76 | LineMap getLineMap(); |
duke@1 | 77 | |
duke@1 | 78 | /** |
duke@1 | 79 | * Returns a copy of the input buffer, up to its inputLength. |
duke@1 | 80 | * Unicode escape sequences are not translated. |
duke@1 | 81 | */ |
duke@1 | 82 | char[] getRawCharacters(); |
duke@1 | 83 | |
duke@1 | 84 | /** |
duke@1 | 85 | * Returns a copy of a character array subset of the input buffer. |
duke@1 | 86 | * The returned array begins at the <code>beginIndex</code> and |
duke@1 | 87 | * extends to the character at index <code>endIndex - 1</code>. |
duke@1 | 88 | * Thus the length of the substring is <code>endIndex-beginIndex</code>. |
duke@1 | 89 | * This behavior is like |
duke@1 | 90 | * <code>String.substring(beginIndex, endIndex)</code>. |
duke@1 | 91 | * Unicode escape sequences are not translated. |
duke@1 | 92 | * |
duke@1 | 93 | * @param beginIndex the beginning index, inclusive. |
duke@1 | 94 | * @param endIndex the ending index, exclusive. |
duke@1 | 95 | * @throws IndexOutOfBounds if either offset is outside of the |
duke@1 | 96 | * array bounds |
duke@1 | 97 | */ |
duke@1 | 98 | char[] getRawCharacters(int beginIndex, int endIndex); |
duke@1 | 99 | |
duke@1 | 100 | /** |
duke@1 | 101 | * Return the name of an identifier or token for the current token. |
duke@1 | 102 | */ |
duke@1 | 103 | Name name(); |
duke@1 | 104 | |
duke@1 | 105 | /** |
duke@1 | 106 | * Read token. |
duke@1 | 107 | */ |
duke@1 | 108 | void nextToken(); |
duke@1 | 109 | |
duke@1 | 110 | /** |
duke@1 | 111 | * Return the current token's position: a 0-based |
duke@1 | 112 | * offset from beginning of the raw input stream |
duke@1 | 113 | * (before unicode translation) |
duke@1 | 114 | */ |
duke@1 | 115 | int pos(); |
duke@1 | 116 | |
duke@1 | 117 | /** |
duke@1 | 118 | * Return the last character position of the previous token. |
duke@1 | 119 | */ |
duke@1 | 120 | int prevEndPos(); |
duke@1 | 121 | |
duke@1 | 122 | /** |
duke@1 | 123 | * Return the radix of a numeric literal token. |
duke@1 | 124 | */ |
duke@1 | 125 | int radix(); |
duke@1 | 126 | |
duke@1 | 127 | /** |
duke@1 | 128 | * The value of a literal token, recorded as a string. |
duke@1 | 129 | * For integers, leading 0x and 'l' suffixes are suppressed. |
duke@1 | 130 | */ |
duke@1 | 131 | String stringVal(); |
duke@1 | 132 | |
duke@1 | 133 | /** |
duke@1 | 134 | * Return the current token, set by nextToken(). |
duke@1 | 135 | */ |
duke@1 | 136 | Token token(); |
duke@1 | 137 | |
duke@1 | 138 | /** |
duke@1 | 139 | * Sets the current token. |
duke@1 | 140 | */ |
duke@1 | 141 | void token(Token token); |
duke@1 | 142 | } |