001 /* 002 * Cobertura - http://cobertura.sourceforge.net/ 003 * 004 * This file was taken from JavaNCSS 005 * http://www.kclee.com/clemens/java/javancss/ 006 * Copyright (C) 2000 Chr. Clemens Lee <clemens a.t kclee d.o.t com> 007 * 008 * Cobertura is free software; you can redistribute it and/or modify 009 * it under the terms of the GNU General Public License as published 010 * by the Free Software Foundation; either version 2 of the License, 011 * or (at your option) any later version. 012 * 013 * Cobertura is distributed in the hope that it will be useful, but 014 * WITHOUT ANY WARRANTY; without even the implied warranty of 015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 016 * General Public License for more details. 017 * 018 * You should have received a copy of the GNU General Public License 019 * along with Cobertura; if not, write to the Free Software 020 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 021 * USA 022 */ 023 024 025 /* 026 * 027 * WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING 028 * 029 * WARNING TO COBERTURA DEVELOPERS 030 * 031 * DO NOT MODIFY THIS FILE! 032 * 033 * MODIFY THE FILES UNDER THE JAVANCSS DIRECTORY LOCATED AT THE ROOT OF THE COBERTURA PROJECT. 034 * 035 * FOLLOW THE PROCEDURE FOR MERGING THE LATEST JAVANCSS INTO COBERTURA LOCATED AT 036 * javancss/coberturaREADME.txt 037 * 038 * WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING 039 */ 040 /* Generated By:JavaCC: Do not edit this line. TokenMgrError.java Version 4.1 */ 041 /* JavaCCOptions: */ 042 package net.sourceforge.cobertura.javancss.parser.java15.debug; 043 044 /** Token Manager Error. */ 045 public class TokenMgrError extends Error 046 { 047 048 /* 049 * Ordinals for various reasons why an Error of this type can be thrown. 050 */ 051 052 /** 053 * Lexical error occurred. 054 */ 055 static final int LEXICAL_ERROR = 0; 056 057 /** 058 * An attempt was made to create a second instance of a static token manager. 059 */ 060 static final int STATIC_LEXER_ERROR = 1; 061 062 /** 063 * Tried to change to an invalid lexical state. 064 */ 065 static final int INVALID_LEXICAL_STATE = 2; 066 067 /** 068 * Detected (and bailed out of) an infinite loop in the token manager. 069 */ 070 static final int LOOP_DETECTED = 3; 071 072 /** 073 * Indicates the reason why the exception is thrown. It will have 074 * one of the above 4 values. 075 */ 076 int errorCode; 077 078 /** 079 * Replaces unprintable characters by their escaped (or unicode escaped) 080 * equivalents in the given string 081 */ 082 protected static final String addEscapes(String str) { 083 StringBuffer retval = new StringBuffer(); 084 char ch; 085 for (int i = 0; i < str.length(); i++) { 086 switch (str.charAt(i)) 087 { 088 case 0 : 089 continue; 090 case '\b': 091 retval.append("\\b"); 092 continue; 093 case '\t': 094 retval.append("\\t"); 095 continue; 096 case '\n': 097 retval.append("\\n"); 098 continue; 099 case '\f': 100 retval.append("\\f"); 101 continue; 102 case '\r': 103 retval.append("\\r"); 104 continue; 105 case '\"': 106 retval.append("\\\""); 107 continue; 108 case '\'': 109 retval.append("\\\'"); 110 continue; 111 case '\\': 112 retval.append("\\\\"); 113 continue; 114 default: 115 if ((ch = str.charAt(i)) < 0x20 || ch > 0x7e) { 116 String s = "0000" + Integer.toString(ch, 16); 117 retval.append("\\u" + s.substring(s.length() - 4, s.length())); 118 } else { 119 retval.append(ch); 120 } 121 continue; 122 } 123 } 124 return retval.toString(); 125 } 126 127 /** 128 * Returns a detailed message for the Error when it is thrown by the 129 * token manager to indicate a lexical error. 130 * Parameters : 131 * EOFSeen : indicates if EOF caused the lexical error 132 * curLexState : lexical state in which this error occurred 133 * errorLine : line number when the error occurred 134 * errorColumn : column number when the error occurred 135 * errorAfter : prefix that was seen before this error occurred 136 * curchar : the offending character 137 * Note: You can customize the lexical error message by modifying this method. 138 */ 139 protected static String LexicalError(boolean EOFSeen, int lexState, int errorLine, int errorColumn, String errorAfter, char curChar) { 140 return("Lexical error at line " + 141 errorLine + ", column " + 142 errorColumn + ". Encountered: " + 143 (EOFSeen ? "<EOF> " : ("\"" + addEscapes(String.valueOf(curChar)) + "\"") + " (" + (int)curChar + "), ") + 144 "after : \"" + addEscapes(errorAfter) + "\""); 145 } 146 147 /** 148 * You can also modify the body of this method to customize your error messages. 149 * For example, cases like LOOP_DETECTED and INVALID_LEXICAL_STATE are not 150 * of end-users concern, so you can return something like : 151 * 152 * "Internal Error : Please file a bug report .... " 153 * 154 * from this method for such cases in the release version of your parser. 155 */ 156 public String getMessage() { 157 return super.getMessage(); 158 } 159 160 /* 161 * Constructors of various flavors follow. 162 */ 163 164 /** No arg constructor. */ 165 public TokenMgrError() { 166 } 167 168 /** Constructor with message and reason. */ 169 public TokenMgrError(String message, int reason) { 170 super(message); 171 errorCode = reason; 172 } 173 174 /** Full Constructor. */ 175 public TokenMgrError(boolean EOFSeen, int lexState, int errorLine, int errorColumn, String errorAfter, char curChar, int reason) { 176 this(LexicalError(EOFSeen, lexState, errorLine, errorColumn, errorAfter, curChar), reason); 177 } 178 } 179 /* JavaCC - OriginalChecksum=e39bf4f5a2252deda5488e6c7380e0fd (do not edit this line) */