154a1a02bf
Use script and some manual fixup to fix directores names in include guards. Reviewed-by: lfoltan, eosterlund, kbarrett
105 lines
3.4 KiB
C++
105 lines
3.4 KiB
C++
/*
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* Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#ifndef SHARE_LOGGING_LOGOUTPUT_HPP
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#define SHARE_LOGGING_LOGOUTPUT_HPP
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#include "logging/logDecorators.hpp"
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#include "logging/logLevel.hpp"
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#include "logging/logMessageBuffer.hpp"
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#include "memory/allocation.hpp"
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#include "utilities/globalDefinitions.hpp"
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class LogDecorations;
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class LogMessageBuffer;
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class LogSelection;
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class LogTagSet;
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// The base class/interface for log outputs.
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// Keeps track of the latest configuration string,
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// and its selected decorators.
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class LogOutput : public CHeapObj<mtLogging> {
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// Make LogConfiguration a friend to allow it to modify the configuration string.
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friend class LogConfiguration;
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private:
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static const size_t InitialConfigBufferSize = 256;
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// Track if the output has been reconfigured dynamically during runtime.
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// The status is set each time the configuration of the output is modified,
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// and is reset once after logging initialization is complete.
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bool _reconfigured;
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char* _config_string;
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size_t _config_string_buffer_size;
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// Adds the log selection to the config description (e.g. "tag1+tag2*=level").
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void add_to_config_string(const LogSelection& selection);
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protected:
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LogDecorators _decorators;
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// Replaces the current config description with the given string.
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void set_config_string(const char* string);
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// Update the config string for this output to reflect its current configuration
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void update_config_string(const size_t on_level[LogLevel::Count]);
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public:
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void set_decorators(const LogDecorators &decorators) {
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_decorators = decorators;
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}
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const LogDecorators& decorators() const {
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return _decorators;
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}
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bool is_reconfigured() const {
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return _reconfigured;
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}
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const char* config_string() const {
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return _config_string;
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}
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LogOutput() : _reconfigured(false), _config_string(NULL), _config_string_buffer_size(0) {
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}
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virtual ~LogOutput();
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// If the output can be rotated, trigger a forced rotation, otherwise do nothing.
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// Log outputs with rotation capabilities should override this.
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virtual void force_rotate() {
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// Do nothing by default.
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}
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virtual void describe(outputStream *out);
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virtual const char* name() const = 0;
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virtual bool initialize(const char* options, outputStream* errstream) = 0;
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virtual int write(const LogDecorations& decorations, const char* msg) = 0;
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virtual int write(LogMessageBuffer::Iterator msg_iterator) = 0;
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};
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#endif // SHARE_LOGGING_LOGOUTPUT_HPP
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