/* * Copyright (c) 2016, 2018, 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_VM_JFR_RECORDER_SERVICE_JFRRECORDERSERVICE_HPP #define SHARE_VM_JFR_RECORDER_SERVICE_JFRRECORDERSERVICE_HPP #include "jfr/utilities/jfrAllocation.hpp" class JfrCheckpointManager; class JfrChunkWriter; class JfrRepository; class JfrStackTraceRepository; class JfrStorage; class JfrStringPool; class JfrRecorderService : public StackObj { private: JfrCheckpointManager& _checkpoint_manager; JfrChunkWriter& _chunkwriter; JfrRepository& _repository; JfrStackTraceRepository& _stack_trace_repository; JfrStorage& _storage; JfrStringPool& _string_pool; void open_new_chunk(bool vm_error = false); void chunk_rotation(); void in_memory_rotation(); void serialize_storage_from_in_memory_recording(); void finalize_current_chunk(); void finalize_current_chunk_on_vm_error(); void prepare_for_vm_error_rotation(); void vm_error_rotation(); void clear(); void pre_safepoint_clear(); void safepoint_clear(); void invoke_safepoint_clear(); void post_safepoint_clear(); void write(); void pre_safepoint_write(); void safepoint_write(); void invoke_safepoint_write(); void post_safepoint_write(); public: JfrRecorderService(); void start(); void rotate(int msgs); void process_full_buffers(); void scavenge(); void evaluate_chunk_size_for_rotation(); static bool is_recording(); }; #endif // SHARE_VM_JFR_RECORDER_SERVICE_JFRRECORDERSERVICE_HPP