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_CHECKPOINT_CONSTANT_JFRTAGSET_HPP 26 #define SHARE_VM_JFR_RECORDER_CHECKPOINT_CONSTANT_JFRTAGSET_HPP 27 28 #include "jfr/utilities/jfrAllocation.hpp" 29 30 class ClassLoaderData; 31 class JfrArtifactClosure; 32 class JfrArtifactSet; 33 class JfrCheckpointWriter; 34 class Klass; 35 36 class JfrTagSet : AllStatic { 37 friend class ConstantTagSet; 38 friend class JfrConstantManager; 39 friend class CLDCallback; 40 private: 41 static JfrArtifactSet* _artifacts; 42 static JfrArtifactClosure* _subsystem_callback; 43 static bool _class_unload; 44 45 static void do_klass(Klass* k); 46 static void do_unloaded_klass(Klass* k); 47 static void do_klasses(); 48 49 static void do_class_loader_data(ClassLoaderData* cld); 50 static void do_unloaded_class_loader_data(ClassLoaderData* cld); 51 static void do_class_loaders(); 52 53 static void write_klass_constants(JfrCheckpointWriter* writer, JfrCheckpointWriter* leakp_writer); 54 static void write_class_loader_constants(JfrCheckpointWriter* writer, JfrCheckpointWriter* leakp_writer); 55 static void write_method_constants(JfrCheckpointWriter* writer, JfrCheckpointWriter* leakp_writer); 56 static void write_symbol_constants(JfrCheckpointWriter* writer, JfrCheckpointWriter* leakp_writer); 57 static void write(JfrCheckpointWriter* writer, JfrCheckpointWriter* leakp_writer, bool class_unload); 58 }; 59 60 #endif // SHARE_VM_JFR_RECORDER_CHECKPOINT_CONSTANT_JFRTAGSET_HPP