1 /* 2 * Copyright (c) 2012, 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_REPOSITORY_JFRRCHUNKSTATE_HPP 26 #define SHARE_VM_JFR_RECORDER_REPOSITORY_JFRRCHUNKSTATE_HPP 27 28 #include "jni.h" 29 #include "jfr/utilities/jfrAllocation.hpp" 30 #include "jfr/utilities/jfrTypes.hpp" 31 32 class JfrChunkState : public JfrCHeapObj { 33 friend class JfrChunkWriter; 34 private: 35 char* _path; 36 jlong _start_ticks; 37 jlong _start_nanos; 38 jlong _previous_start_ticks; 39 jlong _previous_start_nanos; 40 jlong _previous_checkpoint_offset; 41 42 void update_start_ticks(); 43 void update_start_nanos(); 44 void save_current_and_update_start_ticks(); 45 void save_current_and_update_start_nanos(); 46 47 JfrChunkState(); 48 ~JfrChunkState(); 49 void reset(); 50 jlong previous_checkpoint_offset() const; 51 void set_previous_checkpoint_offset(jlong offset); 52 jlong previous_start_ticks() const; 53 jlong previous_start_nanos() const; 54 jlong last_chunk_duration() const; 55 void update_time_to_now(); 56 void set_path(const char* path); 57 const char* path() const; 58 }; 59 60 #endif // SHARE_VM_JFR_RECORDER_REPOSITORY_JFRRCHUNKSTATE_HPP