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      1 /*
      2  * [The "BSD licence"]
      3  * Copyright (c) 2005-2008 Terence Parr
      4  * All rights reserved.
      5  *
      6  * Conversion to C#:
      7  * Copyright (c) 2008 Sam Harwell, Pixel Mine, Inc.
      8  * All rights reserved.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. The name of the author may not be used to endorse or promote products
     19  *    derived from this software without specific prior written permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31  */
     32 
     33 namespace Antlr.Runtime {
     34     using ArgumentNullException = System.ArgumentNullException;
     35     using Exception = System.Exception;
     36     using SerializationInfo = System.Runtime.Serialization.SerializationInfo;
     37     using StreamingContext = System.Runtime.Serialization.StreamingContext;
     38 
     39     [System.Serializable]
     40     public class NoViableAltException : RecognitionException {
     41         private readonly string _grammarDecisionDescription;
     42         private readonly int _decisionNumber;
     43         private readonly int _stateNumber;
     44 
     45         public NoViableAltException() {
     46         }
     47 
     48         public NoViableAltException(string grammarDecisionDescription) {
     49             this._grammarDecisionDescription = grammarDecisionDescription;
     50         }
     51 
     52         public NoViableAltException(string message, string grammarDecisionDescription)
     53             : base(message) {
     54             this._grammarDecisionDescription = grammarDecisionDescription;
     55         }
     56 
     57         public NoViableAltException(string message, string grammarDecisionDescription, Exception innerException)
     58             : base(message, innerException) {
     59             this._grammarDecisionDescription = grammarDecisionDescription;
     60         }
     61 
     62         public NoViableAltException(string grammarDecisionDescription, int decisionNumber, int stateNumber, IIntStream input)
     63             : base(input) {
     64             this._grammarDecisionDescription = grammarDecisionDescription;
     65             this._decisionNumber = decisionNumber;
     66             this._stateNumber = stateNumber;
     67         }
     68 
     69         public NoViableAltException(string message, string grammarDecisionDescription, int decisionNumber, int stateNumber, IIntStream input)
     70             : base(message, input) {
     71             this._grammarDecisionDescription = grammarDecisionDescription;
     72             this._decisionNumber = decisionNumber;
     73             this._stateNumber = stateNumber;
     74         }
     75 
     76         public NoViableAltException(string message, string grammarDecisionDescription, int decisionNumber, int stateNumber, IIntStream input, Exception innerException)
     77             : base(message, input, innerException) {
     78             this._grammarDecisionDescription = grammarDecisionDescription;
     79             this._decisionNumber = decisionNumber;
     80             this._stateNumber = stateNumber;
     81         }
     82 
     83         protected NoViableAltException(SerializationInfo info, StreamingContext context)
     84             : base(info, context) {
     85             if (info == null)
     86                 throw new ArgumentNullException("info");
     87 
     88             this._grammarDecisionDescription = info.GetString("GrammarDecisionDescription");
     89             this._decisionNumber = info.GetInt32("DecisionNumber");
     90             this._stateNumber = info.GetInt32("StateNumber");
     91         }
     92 
     93         public int DecisionNumber {
     94             get {
     95                 return _decisionNumber;
     96             }
     97         }
     98 
     99         public string GrammarDecisionDescription {
    100             get {
    101                 return _grammarDecisionDescription;
    102             }
    103         }
    104 
    105         public int StateNumber {
    106             get {
    107                 return _stateNumber;
    108             }
    109         }
    110 
    111         public override void GetObjectData(SerializationInfo info, StreamingContext context) {
    112             if (info == null)
    113                 throw new ArgumentNullException("info");
    114 
    115             base.GetObjectData(info, context);
    116             info.AddValue("GrammarDecisionDescription", _grammarDecisionDescription);
    117             info.AddValue("DecisionNumber", _decisionNumber);
    118             info.AddValue("StateNumber", _stateNumber);
    119         }
    120 
    121         public override string ToString() {
    122             if (Input is ICharStream) {
    123                 return "NoViableAltException('" + (char)UnexpectedType + "'@[" + GrammarDecisionDescription + "])";
    124             } else {
    125                 return "NoViableAltException(" + UnexpectedType + "@[" + GrammarDecisionDescription + "])";
    126             }
    127         }
    128     }
    129 }
    130