| /* |
| * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* Generated By:JavaCC: Do not edit this line. TokenMgrError.java Version 5.0 */ |
| /* JavaCCOptions: */ |
| package com.sun.tools.example.debug.expr; |
| |
| /** Token Manager Error. */ |
| public class TokenMgrError extends Error |
| { |
| |
| /** |
| * The version identifier for this Serializable class. |
| * Increment only if the <i>serialized</i> form of the |
| * class changes. |
| */ |
| private static final long serialVersionUID = 1L; |
| |
| /* |
| * Ordinals for various reasons why an Error of this type can be thrown. |
| */ |
| |
| /** |
| * Lexical error occurred. |
| */ |
| static final int LEXICAL_ERROR = 0; |
| |
| /** |
| * An attempt was made to create a second instance of a static token manager. |
| */ |
| static final int STATIC_LEXER_ERROR = 1; |
| |
| /** |
| * Tried to change to an invalid lexical state. |
| */ |
| static final int INVALID_LEXICAL_STATE = 2; |
| |
| /** |
| * Detected (and bailed out of) an infinite loop in the token manager. |
| */ |
| static final int LOOP_DETECTED = 3; |
| |
| /** |
| * Indicates the reason why the exception is thrown. It will have |
| * one of the above 4 values. |
| */ |
| int errorCode; |
| |
| /** |
| * Replaces unprintable characters by their escaped (or unicode escaped) |
| * equivalents in the given string |
| */ |
| protected static final String addEscapes(String str) { |
| StringBuilder retval = new StringBuilder(); |
| char ch; |
| for (int i = 0; i < str.length(); i++) { |
| switch (str.charAt(i)) |
| { |
| case 0 : |
| continue; |
| case '\b': |
| retval.append("\\b"); |
| continue; |
| case '\t': |
| retval.append("\\t"); |
| continue; |
| case '\n': |
| retval.append("\\n"); |
| continue; |
| case '\f': |
| retval.append("\\f"); |
| continue; |
| case '\r': |
| retval.append("\\r"); |
| continue; |
| case '\"': |
| retval.append("\\\""); |
| continue; |
| case '\'': |
| retval.append("\\\'"); |
| continue; |
| case '\\': |
| retval.append("\\\\"); |
| continue; |
| default: |
| if ((ch = str.charAt(i)) < 0x20 || ch > 0x7e) { |
| String s = "0000" + Integer.toString(ch, 16); |
| retval.append("\\u").append(s.substring(s.length() - 4, s.length())); |
| } else { |
| retval.append(ch); |
| } |
| continue; |
| } |
| } |
| return retval.toString(); |
| } |
| |
| /** |
| * Returns a detailed message for the Error when it is thrown by the |
| * token manager to indicate a lexical error. |
| * Parameters : |
| * EOFSeen : indicates if EOF caused the lexical error |
| * curLexState : lexical state in which this error occurred |
| * errorLine : line number when the error occurred |
| * errorColumn : column number when the error occurred |
| * errorAfter : prefix that was seen before this error occurred |
| * curchar : the offending character |
| * Note: You can customize the lexical error message by modifying this method. |
| */ |
| protected static String LexicalError(boolean EOFSeen, int lexState, int errorLine, int errorColumn, String errorAfter, char curChar) { |
| return("Lexical error at line " + |
| errorLine + ", column " + |
| errorColumn + ". Encountered: " + |
| (EOFSeen ? "<EOF> " : ("\"" + addEscapes(String.valueOf(curChar)) + "\"") + " (" + (int)curChar + "), ") + |
| "after : \"" + addEscapes(errorAfter) + "\""); |
| } |
| |
| /** |
| * You can also modify the body of this method to customize your error messages. |
| * For example, cases like LOOP_DETECTED and INVALID_LEXICAL_STATE are not |
| * of end-users concern, so you can return something like : |
| * |
| * "Internal Error : Please file a bug report .... " |
| * |
| * from this method for such cases in the release version of your parser. |
| */ |
| public String getMessage() { |
| return super.getMessage(); |
| } |
| |
| /* |
| * Constructors of various flavors follow. |
| */ |
| |
| /** No arg constructor. */ |
| public TokenMgrError() { |
| } |
| |
| /** Constructor with message and reason. */ |
| public TokenMgrError(String message, int reason) { |
| super(message); |
| errorCode = reason; |
| } |
| |
| /** Full Constructor. */ |
| public TokenMgrError(boolean EOFSeen, int lexState, int errorLine, int errorColumn, String errorAfter, char curChar, int reason) { |
| this(LexicalError(EOFSeen, lexState, errorLine, errorColumn, errorAfter, curChar), reason); |
| } |
| } |
| /* JavaCC - OriginalChecksum=9b5d040f247411cad7f77688386c48e7 (do not edit this line) */ |