01 /* This file is part of the project "Hilbert II" - http://www.qedeq.org
02 *
03 * Copyright 2000-2013, Michael Meyling <mime@qedeq.org>.
04 *
05 * "Hilbert II" is free software; you can redistribute
06 * it and/or modify it under the terms of the GNU General Public
07 * License as published by the Free Software Foundation; either
08 * version 2 of the License, or (at your option) any later version.
09 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 */
15
16 package org.qedeq.kernel.bo.log;
17
18 import org.qedeq.base.trace.Trace;
19
20 /**
21 * Listener that writes events to the trace.
22 *
23 * @author Michael Meyling
24 */
25 public final class TraceListener implements LogListener {
26
27 /** Last modules URL .*/
28 private String lastModuleUrl = "";
29
30 /**
31 * Constructor.
32 */
33 public TraceListener() {
34 }
35
36 public final void logMessageState(final String text, final String url) {
37 if (!lastModuleUrl.equals(url)) {
38 Trace.log(url);
39 lastModuleUrl = (url != null ? url : "");
40 }
41 Trace.log(" state: " + text);
42 }
43
44 public final void logFailureState(final String text, final String url,
45 final String description) {
46 if (!lastModuleUrl.equals(url)) {
47 Trace.log(url);
48 lastModuleUrl = (url != null ? url : "");
49 }
50 Trace.log(" failure: " + text, description);
51 }
52
53 public final void logSuccessfulState(final String text, final String url) {
54 if (!lastModuleUrl.equals(url)) {
55 Trace.log(url);
56 lastModuleUrl = (url != null ? url : "");
57 }
58 Trace.log(" success: " + text);
59 }
60
61 public void logRequest(final String text, final String url) {
62 if (!lastModuleUrl.equals(url)) {
63 Trace.log(url);
64 lastModuleUrl = (url != null ? url : "");
65 }
66 Trace.log(" request: " + text);
67 }
68
69 public final void logMessage(final String text) {
70 Trace.log(text);
71 }
72
73 public void logSuccessfulReply(final String text, final String url) {
74 if (!lastModuleUrl.equals(url)) {
75 Trace.log(url);
76 lastModuleUrl = (url != null ? url : "");
77 }
78 Trace.log(" reply: " + text);
79 }
80
81 public void logFailureReply(final String text, final String url, final String description) {
82 if (!lastModuleUrl.equals(url)) {
83 Trace.log(url);
84 lastModuleUrl = (url != null ? url : "");
85 }
86 Trace.log(" reply: " + text, description);
87 }
88
89 }
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