1 /* |
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2 * Copyright (c) 2012, 2019, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 * |
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23 */ |
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24 |
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25 #ifndef SHARE_JFR_RECORDER_REPOSITORY_JFRCHUNKSTATE_HPP |
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26 #define SHARE_JFR_RECORDER_REPOSITORY_JFRCHUNKSTATE_HPP |
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27 |
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28 #include "jfr/utilities/jfrAllocation.hpp" |
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29 #include "jfr/utilities/jfrTypes.hpp" |
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30 |
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31 class JfrChunkState : public JfrCHeapObj { |
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32 friend class JfrChunkWriter; |
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33 private: |
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34 char* _path; |
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35 int64_t _start_ticks; |
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36 int64_t _start_nanos; |
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37 int64_t _previous_start_ticks; |
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38 int64_t _previous_start_nanos; |
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39 int64_t _last_checkpoint_offset; |
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40 |
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41 void update_start_ticks(); |
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42 void update_start_nanos(); |
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43 void save_current_and_update_start_ticks(); |
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44 void save_current_and_update_start_nanos(); |
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45 |
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46 JfrChunkState(); |
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47 ~JfrChunkState(); |
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48 void reset(); |
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49 int64_t last_checkpoint_offset() const; |
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50 void set_last_checkpoint_offset(int64_t offset); |
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51 int64_t previous_start_ticks() const; |
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52 int64_t previous_start_nanos() const; |
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53 int64_t last_chunk_duration() const; |
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54 void update_time_to_now(); |
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55 void set_path(const char* path); |
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56 const char* path() const; |
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57 }; |
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58 |
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59 #endif // SHARE_JFR_RECORDER_REPOSITORY_JFRCHUNKSTATE_HPP |
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