1 /*
2  * Copyright (c) 2017, 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.
8  *
9  * This code is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12  * version 2 for more details (a copy is included in the LICENSE file that
13  * accompanied this code).
14  *
15  * You should have received a copy of the GNU General Public License version
16  * 2 along with this work; if not, write to the Free Software Foundation,
17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18  *
19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20  * or visit www.oracle.com if you need additional information or have any
21  * questions.
22  */
23 
24 package pkg.b.l;
25 
26 import java.util.HashMap;
27 import java.util.LinkedList;
28 import java.util.Map;
29 import java.util.Queue;
30 import java.util.ResourceBundle;
31 
32 public class LoggerB implements System.Logger {
33 
34     // ---- test utility fields and methods ----
35 
36     private static Map<String, LoggerB> map = new HashMap<>();
37 
getLogger(String name)38     public static LoggerB getLogger(String name) {
39         return map.computeIfAbsent(name, (n) -> new LoggerB());
40     }
41 
checkLog(String name, Level level, ResourceBundle bundle, String format, Throwable throwable, Object... params)42     public static boolean checkLog(String name, Level level, ResourceBundle bundle,
43                                    String format, Throwable throwable, Object... params) {
44         LoggerB logger = map.get(name);
45         LogEvent event = new LogEvent(level, bundle, format, null, params);
46         for (LogEvent l : logger.queue) {
47             if (l.equals(event)) {
48                 return true;
49             }
50         }
51         return false;
52     }
53 
54     // ---- logger implementation ----
55 
56     private Queue<LogEvent> queue = new LinkedList<>();
57 
58     @Override
getName()59     public String getName() {
60         return this.getClass().getName();
61     }
62 
63     @Override
isLoggable(Level level)64     public boolean isLoggable(Level level) {
65         return true;
66     }
67 
68     @Override
log(Level level, ResourceBundle bundle, String format, Object... params)69     public void log(Level level, ResourceBundle bundle, String format, Object... params) {
70         String msg = bundle != null ? bundle.getString(format) : format;
71         log(new LogEvent(level, bundle, msg, null, params));
72     }
73 
74     @Override
log(Level level, ResourceBundle bundle, String format, Throwable throwable)75     public void log(Level level, ResourceBundle bundle, String format, Throwable throwable) {
76         String msg = bundle != null ? bundle.getString(format) : format;
77         log(new LogEvent(level, bundle, msg, throwable, (Object)null));
78     }
79 
log(LogEvent l)80     void log(LogEvent l) {
81         print(l);
82         queue.add(l);
83     }
84 
print(LogEvent l)85     private void print(LogEvent l) {
86         System.err.println("LoggerB Message"+ l);
87     }
88 
getLogEvent()89     public Queue<LogEvent> getLogEvent() {
90         return queue;
91     }
92 
93     public static class LogEvent {
LogEvent(Level level, ResourceBundle bundle, String format, Throwable throwable, Object... params)94         public LogEvent(Level level, ResourceBundle bundle, String format,
95                         Throwable throwable, Object... params) {
96             this.level = level;
97             this.bundle = bundle;
98             this.format = format;
99             this.throwable = throwable;
100             this.params = params;
101         }
102 
103         @Override
equals(Object o)104         public boolean equals(Object o) {
105             if (o instanceof LogEvent) {
106                 LogEvent e = (LogEvent)o;
107                 return level == e.level
108                     && bundle == e.bundle
109                     && format == e.format
110                     && params == e.params;
111             }
112             return false;
113         }
114 
115         private Level level;
116         private ResourceBundle bundle;
117         private String format;
118         private Throwable throwable;
119         private Object[] params;
120     }
121 }
122