1 /*
2 * Copyright (C) 2006 uguu@users.sourceforge.jp, All Rights Reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * 3. Neither the name of Clarkware Consulting, Inc. nor the names of its
16 * contributors may be used to endorse or promote products derived
17 * from this software without prior written permission. For written
18 * permission, please contact clarkware@clarkware.com.
19 *
20 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
21 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
22 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
23 * CLARKWARE CONSULTING OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
26 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
27 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
28 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
29 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 package jp.sourceforge.tokenizer;
33
34 /**
35 * <p>
36 * 字句解析に失敗したことを表す例外です。
37 * </p>
38 *
39 * @author uguu@users.sourceforge.jp
40 */
41 public final class TokenizerException extends RuntimeException {
42
43 private int line;
44
45 private int column;
46
47 /**
48 * <p>
49 * インスタンスを初期化します。複数のトークンが一致したことを表すメッセージを構築します。
50 * </p>
51 *
52 * @param line
53 * 例外が発生したときに読み込んでいた行番号。
54 * @param column
55 * 例外が発生したときに読み込まんでいた列番号。
56 * @param tokens
57 * 一致した複数のトークンの配列。
58 */
59 public TokenizerException(int line, int column, TokenInfo[] tokens) {
60 super(TokenizerException.buildMessage(line, column, tokens));
61
62 this.line = line;
63 this.column = column;
64 }
65
66 private static String buildMessage(int line, int column, TokenInfo[] tokens) {
67 String msg = line + "行目、" + column + "列目で複数のトークンに一致しました。一致したトークンの正規表現は次の通りです。{";
68 for (int i = 0; i < tokens.length; i++) {
69 if (i != 0) {
70 msg += ", ";
71 }
72 msg += tokens[i].getTokenPattern().pattern();
73 }
74 msg += "}";
75 return msg;
76 }
77
78 /**
79 * <p>
80 * 例外が発生したときに読み込んでいた行番号を返します。
81 * </p>
82 *
83 * @return 例外が発生したときに読み込んでいた行番号。
84 */
85 public int getLine() {
86 return this.line;
87 }
88
89 /**
90 * <p>
91 * 例外が発生したときに読み込んでいた列番号を返します。
92 * </p>
93 *
94 * @return 例外が発生したときに読み込んでいた列番号。
95 */
96 public int getColumn() {
97 return this.column;
98 }
99 }