1 /*
2 * Copyright (c) 2010, 2013, 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 package jdk.nashorn.internal.runtime;
27
28 import jdk.nashorn.api.scripting.NashornException;
29 import jdk.nashorn.internal.parser.Token;
30
31 /**
32 * ECMAScript parser exceptions.
33 */
34 @SuppressWarnings("serial")
35 public final class ParserException extends NashornException {
36 // Source from which this ParserException originated
37 private final Source source;
38 // token responsible for this exception
39 private final long token;
40 // if this is traslated as ECMA error, which type should be used?
41 private final JSErrorType errorType;
42
43 /**
44 * Constructor
45 *
46 * @param msg exception message for this parser error.
47 */
48 public ParserException(final String msg) {
49 this(JSErrorType.SYNTAX_ERROR, msg, null, -1, -1, -1);
50 }
51
52 /**
53 * Constructor
54 *
55 * @param errorType error type
56 * @param msg exception message
57 * @param source source from which this exception originates
58 * @param line line number of exception
59 * @param column column number of exception
60 * @param token token from which this exception originates
61 *
62 */
63 public ParserException(final JSErrorType errorType, final String msg, final Source source, final int line, final int column, final long token) {
64 super(msg, source != null ? source.getName() : null, line, column);
65 this.source = source;
66 this.token = token;
67 this.errorType = errorType;
68 }
69
70 /**
71 * Get the {@code Source} of this {@code ParserException}
72 * @return source
73 */
74 public Source getSource() {
75 return source;
76 }
77
78 /**
79 * Get the token responsible for this {@code ParserException}
80 * @return token
81 */
82 public long getToken() {
83 return token;
84 }
85
86 /**
87 * Get token position within source where the error originated.
88 * @return token position if available, else -1
89 */
90 public int getPosition() {
91 return Token.descPosition(token);
92 }
93
94 /**
95 * Get the {@code JSErrorType} of this {@code ParserException}
96 * @return error type
97 */
98 public JSErrorType getErrorType() {
99 return errorType;
100 }
101
102 /**
103 * Throw this {@code ParserException} as one of the 7 native JavaScript errors
104 */
105 public void throwAsEcmaException() {
106 throw ECMAErrors.asEcmaException(this);
107 }
108
109 /**
110 * Throw this {@code ParserException} as one of the 7 native JavaScript errors
111 * @param global global scope object
112 */
113 public void throwAsEcmaException(final ScriptObject global) {
114 throw ECMAErrors.asEcmaException(global, this);
115 }
116 }
117
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