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