RegexSyntaxException


1   package com.thaiopensource.datatype.xsd.regex;
2   
3   /**
4    * Thrown when an syntactically incorrect regular expression is detected.
5    */
6   public class RegexSyntaxException extends Exception   {
7     private final int position;
8   
9     /**
10     * Represents an unknown position within a string containing a regular expression.
11     */
12    static public final int UNKNOWN_POSITION = -1;
13  
14    public RegexSyntaxException(String   detail) {
15      this(detail, UNKNOWN_POSITION);
16    }
17  
18    public RegexSyntaxException(String   detail, int position) {
19      super(detail);
20      this.position = position;
21    }
22  
23    /**
24     * Returns the index into the regular expression where the error was detected
25     * or <code>UNKNOWN_POSITION</code> if this is unknown.
26     *
27     * @return the index into the regular expression where the error was detected,
28     * or <code>UNKNOWNN_POSITION</code> if this is unknown
29     */
30    public int getPosition() {
31      return position;
32    }
33  }
34

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