001/*
002 * Units of Measurement Implementation for Java SE
003 * Copyright (c) 2005-2017, Jean-Marie Dautelle, Werner Keil, V2COM.
004 *
005 * All rights reserved.
006 *
007 * Redistribution and use in source and binary forms, with or without modification,
008 * are permitted provided that the following conditions are met:
009 *
010 * 1. Redistributions of source code must retain the above copyright notice,
011 *    this list of conditions and the following disclaimer.
012 *
013 * 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions
014 *    and the following disclaimer in the documentation and/or other materials provided with the distribution.
015 *
016 * 3. Neither the name of JSR-363 nor the names of its contributors may be used to endorse or promote products
017 *    derived from this software without specific prior written permission.
018 *
019 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
020 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
021 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
022 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
023 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
024 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
025 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
026 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
027 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
028 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
029 */
030/* Generated By:JavaCC: Do not edit this line. TokenMgrError.java Version 5.0 */
031/* JavaCCOptions: */
032package tec.uom.se.internal.format;
033
034/** Token Manager Error. */
035public class TokenMgrError extends Error {
036
037  /**
038   * The Serialization identifier for this class. Increment only if the <i>serialized</i> form of the class changes.
039   */
040  private static final long serialVersionUID = -3348968864772188432L;
041
042  /*
043   * Ordinals for various reasons why an Error of this type can be thrown.
044   */
045
046  /**
047   * Lexical error occurred.
048   */
049  static final int LEXICAL_ERROR = 0;
050
051  /**
052   * An attempt was made to create a second instance of a static token manager.
053   */
054  static final int STATIC_LEXER_ERROR = 1;
055
056  /**
057   * Tried to change to an invalid lexical state.
058   */
059  static final int INVALID_LEXICAL_STATE = 2;
060
061  /**
062   * Detected (and bailed out of) an infinite loop in the token manager.
063   */
064  static final int LOOP_DETECTED = 3;
065
066  /**
067   * Indicates the reason why the exception is thrown. It will have one of the above 4 values.
068   */
069  int errorCode;
070
071  /**
072   * Replaces unprintable characters by their escaped (or unicode escaped) equivalents in the given string
073   */
074  protected static String addEscapes(String str) {
075    StringBuilder retval = new StringBuilder();
076    char ch;
077    for (int i = 0; i < str.length(); i++) {
078      switch (str.charAt(i)) {
079        case 0:
080          continue;
081        case '\b':
082          retval.append("\\b");
083          continue;
084        case '\t':
085          retval.append("\\t");
086          continue;
087        case '\n':
088          retval.append("\\n");
089          continue;
090        case '\f':
091          retval.append("\\f");
092          continue;
093        case '\r':
094          retval.append("\\r");
095          continue;
096        case '\"':
097          retval.append("\\\"");
098          continue;
099        case '\'':
100          retval.append("\\\'");
101          continue;
102        case '\\':
103          retval.append("\\\\");
104          continue;
105        default:
106          if ((ch = str.charAt(i)) < 0x20 || ch > 0x7e) {
107            String s = "0000" + Integer.toString(ch, 16);
108            retval.append("\\u").append(s.substring(s.length() - 4, s.length()));
109          } else {
110            retval.append(ch);
111          }
112      }
113    }
114    return retval.toString();
115  }
116
117  /**
118   * Returns a detailed message for the Error when it is thrown by the token manager to indicate a lexical error. Parameters : EOFSeen : indicates if
119   * EOF caused the lexical error curLexState : lexical state in which this error occurred errorLine : line number when the error occurred errorColumn
120   * : column number when the error occurred errorAfter : prefix that was seen before this error occurred curchar : the offending character Note: You
121   * can customize the lexical error message by modifying this method.
122   */
123  protected static String LexicalError(boolean EOFSeen, int errorLine, int errorColumn, String errorAfter, char curChar) {
124    return ("Lexical error at line " + errorLine + ", column " + errorColumn + ".  Encountered: "
125        + (EOFSeen ? "<EOF> " : ("\"" + addEscapes(String.valueOf(curChar)) + "\"") + " (" + (int) curChar + "), ") + "after : \""
126        + addEscapes(errorAfter) + "\"");
127  }
128
129  /**
130   * 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
131   * not of end-users concern, so you can return something like :
132   *
133   * "Internal Error : Please file a bug report .... "
134   *
135   * from this method for such cases in the release version of your parser.
136   */
137  public String getMessage() {
138    return super.getMessage();
139  }
140
141  /*
142   * Constructors of various flavors follow.
143   */
144
145  /** No arg constructor. */
146  public TokenMgrError() {
147  }
148
149  /** Constructor with message and reason. */
150  public TokenMgrError(String message, int reason) {
151    super(message);
152    errorCode = reason;
153  }
154
155  /** Full Constructor. */
156  public TokenMgrError(boolean EOFSeen, int lexState, int errorLine, int errorColumn, String errorAfter, char curChar, int reason) {
157    this(LexicalError(EOFSeen, errorLine, errorColumn, errorAfter, curChar), reason);
158  }
159}
160/*
161 * JavaCC - OriginalChecksum=8a6e5be586cca28053ad55584e013006 (do not edit this
162 * line)
163 */