/* * Copyright (c) 2012, 2019, 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_ACCESS_JFROPTIONSET_HPP #define SHARE_VM_JFR_RECORDER_ACCESS_JFROPTIONSET_HPP #include "jni.h" #include "memory/allocation.hpp" #include "utilities/exceptions.hpp" // // Command-line options and defaults // class JfrOptionSet : public AllStatic { friend class JfrRecorder; private: static jlong _max_chunk_size; static jlong _global_buffer_size; static jlong _thread_buffer_size; static jlong _memory_size; static jlong _num_global_buffers; static jlong _old_object_queue_size; static u4 _stack_depth; static jboolean _sample_threads; static jboolean _retransform; static jboolean _sample_protection; static bool initialize(Thread* thread); static bool configure(TRAPS); static bool adjust_memory_options(); public: static jlong max_chunk_size(); static void set_max_chunk_size(jlong value); static jlong global_buffer_size(); static void set_global_buffer_size(jlong value); static jlong thread_buffer_size(); static void set_thread_buffer_size(jlong value); static jlong memory_size(); static void set_memory_size(jlong value); static jlong num_global_buffers(); static void set_num_global_buffers(jlong value); static jint old_object_queue_size(); static void set_old_object_queue_size(jlong value); static u4 stackdepth(); static void set_stackdepth(u4 depth); static bool sample_threads(); static void set_sample_threads(jboolean sample); static bool can_retransform(); static void set_retransform(jboolean value); static bool compressed_integers(); static bool allow_retransforms(); static bool allow_event_retransforms(); static bool sample_protection(); DEBUG_ONLY(static void set_sample_protection(jboolean protection);) static bool parse_start_flight_recording(const JavaVMOption** option, char* tail); static bool parse_flight_recorder_options(const JavaVMOption** option, char* tail); }; #endif // SHARE_VM_JFR_RECORDER_ACCESS_JFROPTIONSET_HPP