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 // nothing to do
35 }
36
37 public final void logMessageState(final String text, final String url) {
38 if (!lastModuleUrl.equals(url)) {
39 Trace.log(url);
40 lastModuleUrl = (url != null ? url : "");
41 }
42 Trace.log(" state: " + text);
43 }
44
45 public final void logFailureState(final String text, final String url,
46 final String description) {
47 if (!lastModuleUrl.equals(url)) {
48 Trace.log(url);
49 lastModuleUrl = (url != null ? url : "");
50 }
51 Trace.log(" failure: " + text, description);
52 }
53
54 public final void logSuccessfulState(final String text, final String url) {
55 if (!lastModuleUrl.equals(url)) {
56 Trace.log(url);
57 lastModuleUrl = (url != null ? url : "");
58 }
59 Trace.log(" success: " + text);
60 }
61
62 public void logRequest(final String text, final String url) {
63 if (!lastModuleUrl.equals(url)) {
64 Trace.log(url);
65 lastModuleUrl = (url != null ? url : "");
66 }
67 Trace.log(" request: " + text);
68 }
69
70 public final void logMessage(final String text) {
71 Trace.log(text);
72 }
73
74 public void logSuccessfulReply(final String text, final String url) {
75 if (!lastModuleUrl.equals(url)) {
76 Trace.log(url);
77 lastModuleUrl = (url != null ? url : "");
78 }
79 Trace.log(" reply: " + text);
80 }
81
82 public void logFailureReply(final String text, final String url, final String description) {
83 if (!lastModuleUrl.equals(url)) {
84 Trace.log(url);
85 lastModuleUrl = (url != null ? url : "");
86 }
87 Trace.log(" reply: " + text, description);
88 }
89
90 }
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