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 #include "precompiled.hpp" 26 #include "jfr/leakprofiler/leakProfiler.hpp" 27 #include "jfr/leakprofiler/utilities/objectSampleAssistance.hpp" 28 #include "jfr/recorder/access/jfrThreadData.hpp" 29 #include "runtime/thread.hpp" 30 31 ObjectSampleAssistance::ObjectSampleAssistance(HeapWord* obj, size_t alloc_size, Thread* thread) : _trace_data(NULL) { 32 if (LeakProfiler::is_running()) { 33 assert(thread->is_Java_thread(), "invariant"); 34 _trace_data = thread->trace_data(); 35 LeakProfiler::sample(obj, alloc_size, (JavaThread*)thread); 36 } 37 } 38 39 ObjectSampleAssistance::~ObjectSampleAssistance() { 40 if (_trace_data != NULL) { 41 _trace_data->clear_cached_stack_trace(); 42 } 43 }