1 /* 2 * Copyright (c) 2014, 2020, 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_MEMORY_METASPACETRACER_HPP 26 #define SHARE_MEMORY_METASPACETRACER_HPP 27 28 #include "memory/allocation.hpp" 29 #include "memory/metaspace.hpp" 30 31 class ClassLoaderData; 32 33 class MetaspaceTracer : public CHeapObj<mtTracing> { 34 template <typename E> 35 void send_allocation_failure_event(ClassLoaderData *cld, 36 size_t word_size, 37 MetaspaceObj::Type objtype, 38 Metaspace::MetadataType mdtype) const; 39 public: 40 void report_gc_threshold(size_t old_val, 41 size_t new_val, 42 MetaspaceGCThresholdUpdater::Type updater) const; 43 void report_metaspace_allocation_failure(ClassLoaderData *cld, 44 size_t word_size, 45 MetaspaceObj::Type objtype, 46 Metaspace::MetadataType mdtype) const; 47 void report_metadata_oom(ClassLoaderData *cld, 48 size_t word_size, 49 MetaspaceObj::Type objtype, 50 Metaspace::MetadataType mdtype) const; 51 52 }; 53 54 #endif // SHARE_MEMORY_METASPACETRACER_HPP