/*
* Copyright ( c ) 2020 , 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_JFR_UTILITIES_JFRLINKEDLIST_HPP
#define SHARE_JFR_UTILITIES_JFRLINKEDLIST_HPP
#include "jfr/utilities/jfrAllocation.hpp"
/*
* This linked - list is thread - safe only for add ,
* not for remove , iterate , excise and in_list .
* For multiple producers , single consumer .
*/
template <typename NodeType, typename AllocPolicy = JfrCHeapObj>
class JfrLinkedList : public AllocPolicy {
public :
typedef NodeType Node;
typedef NodeType* NodePtr;
JfrLinkedList();
bool initialize();
bool is_empty() const ;
bool is_nonempty() const ;
void add(NodePtr node);
NodePtr remove();
template <typename Callback>
void iterate(Callback& cb);
NodePtr head() const ;
NodePtr excise(NodePtr prev, NodePtr node);
bool in_list(const NodeType* node) const ;
private :
NodePtr _head;
};
#endif // SHARE_JFR_UTILITIES_JFRLINKEDLIST_HPP
Messung V0.5 in Prozent C=97 H=100 G=98
¤ Dauer der Verarbeitung: 0.3 Sekunden
¤
*© Formatika GbR, Deutschland