| /* |
| * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| #ifndef SHARE_VM_LOGGING_LOGDECORATORS_HPP |
| #define SHARE_VM_LOGGING_LOGDECORATORS_HPP |
| |
| #include "memory/allocation.hpp" |
| #include "utilities/globalDefinitions.hpp" |
| |
| // The list of available decorators: |
| // time - Current time and date in ISO-8601 format |
| // uptime - Time since the start of the JVM in seconds and milliseconds (e.g., 6.567s) |
| // timemillis - The same value as generated by System.currentTimeMillis() |
| // uptimemillis - Milliseconds since the JVM started |
| // timenanos - The same value as generated by System.nanoTime() |
| // uptimenanos - Nanoseconds since the JVM started |
| // hostname - The hostname |
| // pid - The process identifier |
| // tid - The thread identifier |
| // level - The level associated with the log message |
| // tags - The tag-set associated with the log message |
| #define DECORATOR_LIST \ |
| DECORATOR(time, t) \ |
| DECORATOR(utctime, utc) \ |
| DECORATOR(uptime, u) \ |
| DECORATOR(timemillis, tm) \ |
| DECORATOR(uptimemillis, um) \ |
| DECORATOR(timenanos, tn) \ |
| DECORATOR(uptimenanos, un) \ |
| DECORATOR(hostname, hn) \ |
| DECORATOR(pid, p) \ |
| DECORATOR(tid, ti) \ |
| DECORATOR(level, l) \ |
| DECORATOR(tags, tg) |
| |
| // LogDecorators represents a selection of decorators that should be prepended to |
| // each log message for a given output. Decorators are always prepended in the order |
| // declared above. For example, logging with 'uptime, level, tags' decorators results in: |
| // [0,943s][info ][logging] message. |
| class LogDecorators VALUE_OBJ_CLASS_SPEC { |
| public: |
| enum Decorator { |
| #define DECORATOR(name, abbr) name##_decorator, |
| DECORATOR_LIST |
| #undef DECORATOR |
| Count, |
| Invalid |
| }; |
| |
| private: |
| uint _decorators; |
| static const char* _name[][2]; |
| static const uint DefaultDecoratorsMask = (1 << uptime_decorator) | (1 << level_decorator) | (1 << tags_decorator); |
| |
| static uint mask(LogDecorators::Decorator decorator) { |
| return 1 << decorator; |
| } |
| |
| LogDecorators(uint mask) : _decorators(mask) { |
| } |
| |
| public: |
| static const LogDecorators None; |
| |
| LogDecorators() : _decorators(DefaultDecoratorsMask) { |
| }; |
| |
| void clear() { |
| _decorators = 0; |
| } |
| |
| static const char* name(LogDecorators::Decorator decorator) { |
| return _name[decorator][0]; |
| } |
| |
| static const char* abbreviation(LogDecorators::Decorator decorator) { |
| return _name[decorator][1]; |
| } |
| |
| static LogDecorators::Decorator from_string(const char* str); |
| |
| void combine_with(const LogDecorators &source) { |
| _decorators |= source._decorators; |
| } |
| |
| bool is_empty() const { |
| return _decorators == 0; |
| } |
| |
| bool is_decorator(LogDecorators::Decorator decorator) const { |
| return (_decorators & mask(decorator)) != 0; |
| } |
| |
| bool parse(const char* decorator_args, outputStream* errstream = NULL); |
| }; |
| |
| #endif // SHARE_VM_LOGGING_LOGDECORATORS_HPP |