66 lines
2.3 KiB
C++
66 lines
2.3 KiB
C++
/*
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* Copyright (c) 2015, 2018 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_VM_LOGGING_LOGSELECTIONLIST_HPP
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#define SHARE_VM_LOGGING_LOGSELECTIONLIST_HPP
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#include "logging/logConfiguration.hpp"
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#include "logging/logSelection.hpp"
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#include "logging/logTag.hpp"
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#include "memory/allocation.hpp"
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#include "utilities/debug.hpp"
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#include "utilities/globalDefinitions.hpp"
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class LogTagSet;
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// Class used to temporary encode a series of log selections during log configuration.
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// Consists of ordered LogSelections, i.e. "tag1+tag2=level1,tag3*=level2".
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class LogSelectionList : public StackObj {
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public:
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static const size_t MaxSelections = 256;
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private:
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friend void LogConfiguration::configure_stdout(LogLevelType, int, ...);
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size_t _nselections;
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LogSelection _selections[MaxSelections];
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public:
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LogSelectionList() : _nselections(0) {
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}
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LogSelectionList(const LogSelection& selection) : _nselections(1) {
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_selections[0] = selection;
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}
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bool parse(const char* str, outputStream* errstream = NULL);
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LogLevelType level_for(const LogTagSet& ts) const;
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// Verify that each selection actually selects something.
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// Returns false if some invalid selection was found. If given an outputstream,
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// this function will list all the invalid selections on the stream.
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bool verify_selections(outputStream* out = NULL) const;
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};
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#endif // SHARE_VM_LOGGING_LOGSELECTIONLIST_HPP
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