1 /*
2 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25 /*
26 * Copyright (C) 2004-2011
27 *
28 * Permission is hereby granted, free of charge, to any person obtaining a copy
29 * of this software and associated documentation files (the "Software"), to deal
30 * in the Software without restriction, including without limitation the rights
31 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
32 * copies of the Software, and to permit persons to whom the Software is
33 * furnished to do so, subject to the following conditions:
34 *
35 * The above copyright notice and this permission notice shall be included in
36 * all copies or substantial portions of the Software.
37 *
38 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
39 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
40 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
41 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
42 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
43 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
44 * THE SOFTWARE.
45 */
46 /* Generated By:JavaCC: Do not edit this line. TokenMgrError.java Version 5.0 */
47 /* JavaCCOptions: */
48 package com.sun.xml.internal.rngom.parse.compact;
49
50 /** Token Manager Error. */
51 public class TokenMgrError extends Error
52 {
53
54 /**
55 * The version identifier for this Serializable class.
56 * Increment only if the <i>serialized</i> form of the
57 * class changes.
58 */
59 private static final long serialVersionUID = 1L;
60
61 /*
62 * Ordinals for various reasons why an Error of this type can be thrown.
63 */
64
65 /**
66 * Lexical error occurred.
67 */
68 static final int LEXICAL_ERROR = 0;
69
70 /**
71 * An attempt was made to create a second instance of a static token manager.
72 */
73 static final int STATIC_LEXER_ERROR = 1;
74
75 /**
76 * Tried to change to an invalid lexical state.
77 */
78 static final int INVALID_LEXICAL_STATE = 2;
79
80 /**
81 * Detected (and bailed out of) an infinite loop in the token manager.
82 */
83 static final int LOOP_DETECTED = 3;
84
85 /**
86 * Indicates the reason why the exception is thrown. It will have
87 * one of the above 4 values.
88 */
89 int errorCode;
90
91 /**
92 * Replaces unprintable characters by their escaped (or unicode escaped)
93 * equivalents in the given string
94 */
95 protected static final String addEscapes(String str) {
96 StringBuffer retval = new StringBuffer();
97 char ch;
98 for (int i = 0; i < str.length(); i++) {
99 switch (str.charAt(i))
100 {
101 case 0 :
102 continue;
103 case '\b':
104 retval.append("\\b");
105 continue;
106 case '\t':
107 retval.append("\\t");
108 continue;
109 case '\n':
110 retval.append("\\n");
111 continue;
112 case '\f':
113 retval.append("\\f");
114 continue;
115 case '\r':
116 retval.append("\\r");
117 continue;
118 case '\"':
119 retval.append("\\\"");
120 continue;
121 case '\'':
122 retval.append("\\\'");
123 continue;
124 case '\\':
125 retval.append("\\\\");
126 continue;
127 default:
128 if ((ch = str.charAt(i)) < 0x20 || ch > 0x7e) {
129 String s = "0000" + Integer.toString(ch, 16);
130 retval.append("\\u" + s.substring(s.length() - 4, s.length()));
131 } else {
132 retval.append(ch);
133 }
134 continue;
135 }
136 }
137 return retval.toString();
138 }
139
140 /**
141 * Returns a detailed message for the Error when it is thrown by the
142 * token manager to indicate a lexical error.
143 * Parameters :
144 * EOFSeen : indicates if EOF caused the lexical error
145 * curLexState : lexical state in which this error occurred
146 * errorLine : line number when the error occurred
147 * errorColumn : column number when the error occurred
148 * errorAfter : prefix that was seen before this error occurred
149 * curchar : the offending character
150 * Note: You can customize the lexical error message by modifying this method.
151 */
152 protected static String LexicalError(boolean EOFSeen, int lexState, int errorLine, int errorColumn, String errorAfter, char curChar) {
153 return("Lexical error at line " +
154 errorLine + ", column " +
155 errorColumn + ". Encountered: " +
156 (EOFSeen ? "<EOF> " : ("\"" + addEscapes(String.valueOf(curChar)) + "\"") + " (" + (int)curChar + "), ") +
157 "after : \"" + addEscapes(errorAfter) + "\"");
158 }
159
160 /**
161 * You can also modify the body of this method to customize your error messages.
162 * For example, cases like LOOP_DETECTED and INVALID_LEXICAL_STATE are not
163 * of end-users concern, so you can return something like :
164 *
165 * "Internal Error : Please file a bug report .... "
166 *
167 * from this method for such cases in the release version of your parser.
168 */
169 public String getMessage() {
170 return super.getMessage();
171 }
172
173 /*
174 * Constructors of various flavors follow.
175 */
176
177 /** No arg constructor. */
178 public TokenMgrError() {
179 }
180
181 /** Constructor with message and reason. */
182 public TokenMgrError(String message, int reason) {
183 super(message);
184 errorCode = reason;
185 }
186
187 /** Full Constructor. */
188 public TokenMgrError(boolean EOFSeen, int lexState, int errorLine, int errorColumn, String errorAfter, char curChar, int reason) {
189 this(LexicalError(EOFSeen, lexState, errorLine, errorColumn, errorAfter, curChar), reason);
190 }
191 }
192 /* JavaCC - OriginalChecksum=1d6588bf7a27100c05b06541f6175759 (do not edit this line) */