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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     /** <summary>
     40      *  A semantic predicate failed during validation.  Validation of predicates
     41      *  occurs when normally parsing the alternative just like matching a token.
     42      *  Disambiguating predicate evaluation occurs when we hoist a predicate into
     43      *  a prediction decision.
     44      *  </summary>
     45      */
     46     [System.Serializable]
     47     public class FailedPredicateException : RecognitionException {
     48         private readonly string _ruleName;
     49         private readonly string _predicateText;
     50 
     51         public FailedPredicateException() {
     52         }
     53 
     54         public FailedPredicateException(string message)
     55             : base(message) {
     56         }
     57 
     58         public FailedPredicateException(string message, Exception innerException)
     59             : base(message, innerException) {
     60         }
     61 
     62         public FailedPredicateException(IIntStream input, string ruleName, string predicateText)
     63             : base(input) {
     64             this._ruleName = ruleName;
     65             this._predicateText = predicateText;
     66         }
     67 
     68         public FailedPredicateException(string message, IIntStream input, string ruleName, string predicateText)
     69             : base(message, input) {
     70             this._ruleName = ruleName;
     71             this._predicateText = predicateText;
     72         }
     73 
     74         public FailedPredicateException(string message, IIntStream input, string ruleName, string predicateText, Exception innerException)
     75             : base(message, input, innerException) {
     76             this._ruleName = ruleName;
     77             this._predicateText = predicateText;
     78         }
     79 
     80         protected FailedPredicateException(SerializationInfo info, StreamingContext context)
     81             : base(info, context) {
     82             if (info == null)
     83                 throw new ArgumentNullException("info");
     84 
     85             this._ruleName = info.GetString("RuleName");
     86             this._predicateText = info.GetString("PredicateText");
     87         }
     88 
     89         public string RuleName {
     90             get {
     91                 return _ruleName;
     92             }
     93         }
     94 
     95         public string PredicateText {
     96             get {
     97                 return _predicateText;
     98             }
     99         }
    100 
    101         public override void GetObjectData(SerializationInfo info, StreamingContext context) {
    102             if (info == null)
    103                 throw new ArgumentNullException("info");
    104 
    105             base.GetObjectData(info, context);
    106             info.AddValue("RuleName", _ruleName);
    107             info.AddValue("PredicateText", _predicateText);
    108         }
    109 
    110         public override string ToString() {
    111             return "FailedPredicateException(" + RuleName + ",{" + PredicateText + "}?)";
    112         }
    113     }
    114 }
    115