140
141 void JfrTypeManager::write_safepoint_types(JfrCheckpointWriter& writer) {
142 assert(SafepointSynchronize::is_at_safepoint(), "invariant");
143 const Iterator iter(safepoint_types);
144 while (iter.has_next()) {
145 iter.next()->invoke(writer);
146 }
147 }
148
149 void JfrTypeManager::write_type_set() {
150 // can safepoint here because of Module_lock
151 MutexLockerEx cld_lock(SafepointSynchronize::is_at_safepoint() ? NULL : ClassLoaderDataGraph_lock);
152 MutexLockerEx lock(SafepointSynchronize::is_at_safepoint() ? NULL : Module_lock);
153
154 JfrCheckpointWriter writer(true, true, Thread::current());
155 TypeSet set;
156 set.serialize(writer);
157 }
158
159 void JfrTypeManager::write_type_set_for_unloaded_classes() {
160 assert(SafepointSynchronize::is_at_safepoint(), "invariant");
161 JfrCheckpointWriter writer(false, true, Thread::current());
162 ClassUnloadTypeSet class_unload_set;
163 class_unload_set.serialize(writer);
164 }
165
166 void JfrTypeManager::create_thread_checkpoint(JavaThread* jt) {
167 assert(jt != NULL, "invariant");
168 JfrThreadConstant type_thread(jt);
169 JfrCheckpointWriter writer(false, true, jt);
170 writer.write_type(TYPE_THREAD);
171 type_thread.serialize(writer);
172 // create and install a checkpoint blob
173 jt->jfr_thread_local()->set_thread_checkpoint(writer.checkpoint_blob());
174 assert(jt->jfr_thread_local()->has_thread_checkpoint(), "invariant");
175 }
176
177 void JfrTypeManager::write_thread_checkpoint(JavaThread* jt) {
178 assert(jt != NULL, "JavaThread is NULL!");
179 ResourceMark rm(jt);
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140
141 void JfrTypeManager::write_safepoint_types(JfrCheckpointWriter& writer) {
142 assert(SafepointSynchronize::is_at_safepoint(), "invariant");
143 const Iterator iter(safepoint_types);
144 while (iter.has_next()) {
145 iter.next()->invoke(writer);
146 }
147 }
148
149 void JfrTypeManager::write_type_set() {
150 // can safepoint here because of Module_lock
151 MutexLockerEx cld_lock(SafepointSynchronize::is_at_safepoint() ? NULL : ClassLoaderDataGraph_lock);
152 MutexLockerEx lock(SafepointSynchronize::is_at_safepoint() ? NULL : Module_lock);
153
154 JfrCheckpointWriter writer(true, true, Thread::current());
155 TypeSet set;
156 set.serialize(writer);
157 }
158
159 void JfrTypeManager::write_type_set_for_unloaded_classes() {
160 JfrCheckpointWriter writer(false, true, Thread::current());
161 ClassUnloadTypeSet class_unload_set;
162 class_unload_set.serialize(writer);
163 }
164
165 void JfrTypeManager::create_thread_checkpoint(JavaThread* jt) {
166 assert(jt != NULL, "invariant");
167 JfrThreadConstant type_thread(jt);
168 JfrCheckpointWriter writer(false, true, jt);
169 writer.write_type(TYPE_THREAD);
170 type_thread.serialize(writer);
171 // create and install a checkpoint blob
172 jt->jfr_thread_local()->set_thread_checkpoint(writer.checkpoint_blob());
173 assert(jt->jfr_thread_local()->has_thread_checkpoint(), "invariant");
174 }
175
176 void JfrTypeManager::write_thread_checkpoint(JavaThread* jt) {
177 assert(jt != NULL, "JavaThread is NULL!");
178 ResourceMark rm(jt);
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