1 /* 2 * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. 3 * Copyright (c) 2018, SAP and/or its affiliates. 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 5 * 6 * This code is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License version 2 only, as 8 * published by the Free Software Foundation. 9 * 10 * This code is distributed in the hope that it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 * version 2 for more details (a copy is included in the LICENSE file that 14 * accompanied this code). 15 * 16 * You should have received a copy of the GNU General Public License version 17 * 2 along with this work; if not, write to the Free Software Foundation, 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 19 * 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 21 * or visit www.oracle.com if you need additional information or have any 22 * questions. 23 * 24 */ 25 #include "precompiled.hpp" 26 27 #include "memory/metaspace/printMetaspaceInfoKlassClosure.hpp" 28 #include "memory/resourceArea.hpp" 29 #include "oops/reflectionAccessorImplKlassHelper.hpp" 30 #include "utilities/globalDefinitions.hpp" 31 #include "utilities/ostream.hpp" 32 33 34 namespace metaspace { 35 36 PrintMetaspaceInfoKlassClosure::PrintMetaspaceInfoKlassClosure(outputStream* out, bool do_print) 37 : _out(out), _do_print(do_print) 38 , _num_classes(0), _num_instance_classes(0), _num_array_classes(0) { 39 } 40 41 void PrintMetaspaceInfoKlassClosure::do_klass(Klass* k) { 42 _num_classes ++; 43 if (k->is_instance_klass()) { 44 _num_instance_classes ++; 45 } else if (k->is_array_klass()) { 46 _num_array_classes ++; 47 } 48 if (_do_print) { 49 _out->cr_indent(); 50 _out->print(UINTX_FORMAT_W(4) ": ", _num_classes); 51 ResourceMark rm; 52 _out->print("%s", k->external_name()); 53 54 // Special treatment for generated core reflection accessor classes: print invocation target. 55 if (ReflectionAccessorImplKlassHelper::is_generated_accessor(k)) { 56 _out->print(" (invokes: "); 57 ReflectionAccessorImplKlassHelper::print_invocation_target(_out, k); 58 _out->print(")"); 59 } 60 61 } 62 } 63 64 } // namespace metaspace