ParseException.cs

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/* 
 * 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
 * 
 * http://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.
 */

/* Generated By:JavaCC: Do not edit this line. ParseException.java Version 3.0 */

using System;
using Lucene.Net.Support;

namespace Lucene.Net.Demo.Html
{
    
    [Serializable]
    public class ParseException:System.Exception
    {
        public override System.String Message
        {
            get
            {
                if (!specialConstructor)
                {
                    return base.Message;
                }
                System.Text.StringBuilder expected = new System.Text.StringBuilder();
                int maxSize = 0;
                for (int i = 0; i < expectedTokenSequences.Length; i++)
                {
                    if (maxSize < expectedTokenSequences[i].Length)
                    {
                        maxSize = expectedTokenSequences[i].Length;
                    }
                    for (int j = 0; j < expectedTokenSequences[i].Length; j++)
                    {
                        expected.Append(tokenImage[expectedTokenSequences[i][j]]).Append(" ");
                    }
                    if (expectedTokenSequences[i][expectedTokenSequences[i].Length - 1] != 0)
                    {
                        expected.Append("...");
                    }
                    expected.Append(eol).Append("    ");
                }
                System.String retval = "Encountered \"";
                Token tok = currentToken.next;
                for (int i = 0; i < maxSize; i++)
                {
                    if (i != 0)
                        retval += " ";
                    if (tok.kind == 0)
                    {
                        retval += tokenImage[0];
                        break;
                    }
                    retval += Add_escapes(tok.image);
                    tok = tok.next;
                }
                retval += ("\" at line " + currentToken.next.beginLine + ", column " + currentToken.next.beginColumn);
                retval += ("." + eol);
                if (expectedTokenSequences.Length == 1)
                {
                    retval += ("Was expecting:" + eol + "    ");
                }
                else
                {
                    retval += ("Was expecting one of:" + eol + "    ");
                }
                retval += expected.ToString();
                return retval;
            }
            
        }
        
        public ParseException(Token currentTokenVal, int[][] expectedTokenSequencesVal, System.String[] tokenImageVal):base("")
        {
            specialConstructor = true;
            currentToken = currentTokenVal;
            expectedTokenSequences = expectedTokenSequencesVal;
            tokenImage = tokenImageVal;
        }
        
        
        public ParseException():base()
        {
            specialConstructor = false;
        }
        
        public ParseException(System.String message):base(message)
        {
            specialConstructor = false;
        }
        
        protected internal bool specialConstructor;
        
        public Token currentToken;
        
        public int[][] expectedTokenSequences;
        
        public System.String[] tokenImage;
        
        protected internal System.String eol = AppSettings.Get("line.separator", "\n");
        
        protected internal virtual System.String Add_escapes(System.String str)
        {
            System.Text.StringBuilder retval = new System.Text.StringBuilder();
            char ch;
            for (int i = 0; i < str.Length; i++)
            {
                switch (str[i])
                {
                    
                    case (char) (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[i]) < 0x20 || ch > 0x7e)
                        {
                            System.String s = "0000" + System.Convert.ToString(ch, 16);
                            retval.Append("\\u" + s.Substring(s.Length - 4, (s.Length) - (s.Length - 4)));
                        }
                        else
                        {
                            retval.Append(ch);
                        }
                        continue;
                    
                }
            }
            return retval.ToString();
        }
    }
}