| /* |
| * Copyright (c) 2015, 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_LOGDIAGNOSTICCOMMAND_HPP |
| #define SHARE_VM_LOGGING_LOGDIAGNOSTICCOMMAND_HPP |
| |
| #include "services/diagnosticCommand.hpp" |
| |
| // The LogDiagnosticCommand represents the 'VM.log' DCMD |
| // that allows configuration of the logging at runtime. |
| // It can be used to view or modify the current log configuration. |
| // VM.log without additional arguments prints the usage description. |
| // The 'list' argument will list all available log tags, |
| // levels, decorators and currently configured log outputs. |
| // Specifying 'disable' will disable logging completely. |
| // The remaining arguments are used to set a log output to log everything |
| // with the specified tags and levels using the given decorators. |
| class LogDiagnosticCommand : public DCmdWithParser { |
| protected: |
| DCmdArgument<char *> _output; |
| DCmdArgument<char *> _output_options; |
| DCmdArgument<char *> _what; |
| DCmdArgument<char *> _decorators; |
| DCmdArgument<bool> _disable; |
| DCmdArgument<bool> _list; |
| DCmdArgument<bool> _rotate; |
| |
| public: |
| LogDiagnosticCommand(outputStream* output, bool heap_allocated); |
| void execute(DCmdSource source, TRAPS); |
| static void registerCommand(); |
| static int num_arguments(); |
| |
| static const char* name() { |
| return "VM.log"; |
| } |
| |
| static const char* description() { |
| return "Lists current log configuration, enables/disables/configures a log output, or rotates all logs."; |
| } |
| |
| // Used by SecurityManager. This DCMD requires ManagementPermission = control. |
| static const JavaPermission permission() { |
| JavaPermission p = {"java.lang.management.ManagementPermission", "control", NULL}; |
| return p; |
| } |
| }; |
| |
| #endif // SHARE_VM_LOGGING_LOGDIAGNOSTICCOMMAND_HPP |