1/*
2 * Copyright (c) 2015, 2019, 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#ifndef SHARE_LOGGING_LOGDECORATIONS_HPP
25#define SHARE_LOGGING_LOGDECORATIONS_HPP
26
27#include "logging/logDecorators.hpp"
28#include "logging/logTagSet.hpp"
29
30// Temporary object containing the necessary data for a log call's decorations (timestamps, etc).
31class LogDecorations {
32 public:
33 static const int DecorationsBufferSize = 256;
34 private:
35 char _decorations_buffer[DecorationsBufferSize];
36 char* _decoration_offset[LogDecorators::Count];
37 LogLevelType _level;
38 const LogTagSet& _tagset;
39 jlong _millis;
40 static jlong _vm_start_time_millis;
41 static const char* _host_name;
42
43 jlong java_millis();
44 void create_decorations(const LogDecorators& decorators);
45
46#define DECORATOR(name, abbr) char* create_##name##_decoration(char* pos);
47 DECORATOR_LIST
48#undef DECORATOR
49
50 public:
51 static void initialize(jlong vm_start_time);
52
53 LogDecorations(LogLevelType level, const LogTagSet& tagset, const LogDecorators& decorators);
54
55 void set_level(LogLevelType level) {
56 _level = level;
57 }
58
59 const char* decoration(LogDecorators::Decorator decorator) const {
60 if (decorator == LogDecorators::level_decorator) {
61 return LogLevel::name(_level);
62 }
63 return _decoration_offset[decorator];
64 }
65};
66
67#endif // SHARE_LOGGING_LOGDECORATIONS_HPP
68