1 /* 2 * Copyright (c) 2016, 2019, 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 25 #ifndef SHARE_VM_JFR_RECORDER_STRINGPOOL_JFRSTRINGPOOLBUFFER_HPP 26 #define SHARE_VM_JFR_RECORDER_STRINGPOOL_JFRSTRINGPOOLBUFFER_HPP 27 28 #include "jfr/recorder/storage/jfrBuffer.hpp" 29 #include "utilities/globalDefinitions.hpp" 30 31 class JfrStringPoolBuffer : public JfrBuffer { 32 private: 33 uint64_t _string_count_pos; 34 uint64_t _string_count_top; 35 36 public: 37 JfrStringPoolBuffer(); 38 void reinitialize(); 39 uint64_t string_pos() const; 40 uint64_t string_top() const; 41 uint64_t string_count() const; 42 void increment(uint64_t value); 43 void set_string_pos(uint64_t value); 44 void set_string_top(uint64_t value); 45 }; 46 47 #endif // SHARE_VM_JFR_RECORDER_STRINGPOOL_JFRSTRINGPOOLBUFFER_HPP