1 /**
2 * Copyright 2005-2016 The Kuali Foundation
3 *
4 * Licensed under the Educational Community License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.opensource.org/licenses/ecl2.php
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 package org.kuali.rice.krad.theme.util;
17
18 import org.apache.log4j.Logger;
19 import org.mozilla.javascript.ErrorReporter;
20 import org.mozilla.javascript.EvaluatorException;
21
22 /**
23 * Reports any error occurring during JavaScript files compression
24 *
25 * @author Kuali Rice Team (rice.collab@kuali.org)
26 */
27 public class JavaScriptErrorReporter implements ErrorReporter {
28 private static final Logger LOG = Logger.getLogger(JavaScriptErrorReporter.class);
29
30 private String filename;
31
32 /**
33 * Error reporter constructor
34 *
35 * @param filename JavaScript source filename
36 */
37 public JavaScriptErrorReporter(String filename) {
38 this.filename = filename;
39 }
40
41 /**
42 * Reports a warning
43 *
44 * @param message a String describing the warning
45 * @param sourceName a String describing the JavaScript source where the warning occured; typically a filename or
46 * URL
47 * @param line the line number associated with the warning
48 * @param lineSource the text of the line (may be null)
49 * @param lineOffset the offset into lineSource where problem was detected
50 */
51 @Override
52 public void warning(String message, String sourceName, int line, String lineSource, int lineOffset) {
53 if (line < 0) {
54 LOG.warn(message);
55 } else {
56 LOG.warn("[" + filename + ":" + line + "] " + message);
57 }
58 }
59
60 /**
61 * Reports an error. If execution has not yet begun, the JavaScript engine is free to find additional errors rather
62 * than terminating the translation. However, it will not execute a script that had errors.
63 *
64 * @param message a String describing the warning
65 * @param sourceName a String describing the JavaScript source where the warning occured; typically a filename or
66 * URL
67 * @param line the line number associated with the warning
68 * @param lineSource the text of the line (may be null)
69 * @param lineOffset the offset into lineSource where problem was detected
70 */
71 @Override
72 public void error(String message, String sourceName, int line, String lineSource, int lineOffset) {
73 if (line < 0) {
74 LOG.error(message);
75 } else {
76 LOG.error("[" + filename + ":" + line + "] " + message);
77 }
78 }
79
80 /**
81 * Creates an EvaluatorException that may be thrown. runtimeErrors, unlike errors, will always terminate the
82 * current script
83 *
84 * @param message a String describing the warning
85 * @param sourceName a String describing the JavaScript source where the warning occured; typically a filename or
86 * URL
87 * @param line the line number associated with the warning
88 * @param lineSource the text of the line (may be null)
89 * @param lineOffset the offset into lineSource where problem was detected
90 */
91 @Override
92 public EvaluatorException runtimeError(String message, String sourceName, int line, String lineSource,
93 int lineOffset) {
94 error(message, sourceName, line, lineSource, lineOffset);
95
96 return new EvaluatorException(message);
97 }
98 }