content: /* Generated By:JavaCC: Do not edit this line. TokenMgrError.java Version 3.0 */
  
  /*****************************************************************
   *   Licensed to the Apache Software Foundation (ASF) under one
   *  or more contributor license agreements.  See the NOTICE file
   *  distributed with this work for additional information
   *  regarding copyright ownership.  The ASF licenses this file
   *  to you under the Apache License, Version 2.0 (the
   *  "License"); you may not use this file except in compliance
   *  with the License.  You may obtain a copy of the License at
   *
   *    https://www.apache.org/licenses/LICENSE-2.0
   *
   *  Unless required by applicable law or agreed to in writing,
   *  software distributed under the License is distributed on an
   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   *  KIND, either express or implied.  See the License for the
   *  specific language governing permissions and limitations
   *  under the License.
   ****************************************************************/
  
  
  package org.apache.cayenne.wocompat.parser;
  
  public class TokenMgrError extends Error
  {
     /*
      * Ordinals for various reasons why an Error of this type can be thrown.
      */
  
     /**
      * Lexical error occured.
      */
     static final int LEXICAL_ERROR = 0;
  
     /**
      * An attempt wass 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 espaced (or unicode escaped)
      * equivalents in the given string
      */
     protected static final String addEscapes(String str) {
        StringBuffer retval = new StringBuffer();
        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" + 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 lexicl error
      *    curLexState : lexical state in which this error occured
      *    errorLine   : line number when the error occured
      *    errorColumn : column number when the error occured
      *    errorAfter  : prefix that was seen before this error occured
      *    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.
      */
     @Override
  public String getMessage() {
        return super.getMessage();
     }
  
     /*
      * Constructors of various flavors follow.
      */
  
     public TokenMgrError() {
     }
  
     public TokenMgrError(String message, int reason) {
        super(message);
        errorCode = reason;
     }
  
     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);
     }
  }
  