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_LOGLEVEL_HPP 25#define SHARE_VM_LOGGING_LOGLEVEL_HPP 26 27#include "memory/allocation.hpp" 28#include "utilities/macros.hpp" 29 30// The list of log levels: 31// 32// trace - Finest level of logging. Use for extensive/noisy 33// logging that can give slow-down when enabled. 34// 35// debug - A finer level of logging. Use for semi-noisy 36// logging that is does not fit the info level. 37// 38// info - General level of logging. Use for significant 39// events and/or informative summaries. 40// 41// warning - Important messages that are not strictly errors. 42// 43// error - Critical messages caused by errors. 44// 45#define LOG_LEVEL_LIST \ 46 LOG_LEVEL(Trace, trace) \ 47 LOG_LEVEL(Debug, debug) \ 48 LOG_LEVEL(Info, info) \ 49 LOG_LEVEL(Warning, warning) \ 50 LOG_LEVEL(Error, error) 51 52class LogLevel : public AllStatic { 53 public: 54 enum type { 55 Off, 56#define LOG_LEVEL(name, printname) name, 57 LOG_LEVEL_LIST 58#undef LOG_LEVEL 59 Count, 60 Invalid, 61 NotMentioned, 62 First = Off + 1, 63 Last = Error, 64 Default = Warning, 65 Unspecified = Info 66 }; 67 68 static const char *name(LogLevel::type level) { 69 assert(level >= 0 && level < LogLevel::Count, "Invalid level (enum value %d).", level); 70 return _name[level]; 71 } 72 73 static LogLevel::type from_string(const char* str); 74 75 private: 76 static const char* _name[]; 77}; 78 79typedef LogLevel::type LogLevelType; 80 81#endif // SHARE_VM_LOGGING_LOGLEVEL_HPP 82