1 /* 2 * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. 3 * Copyright (c) 2018 SAP SE. All rights reserved. 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 26 #ifndef HOTSPOT_SHARE_CLASSFILE_CLASSLOADERHIERARCHYDCMD_HPP_ 27 #define HOTSPOT_SHARE_CLASSFILE_CLASSLOADERHIERARCHYDCMD_HPP_ 28 29 #include "services/diagnosticCommand.hpp" 30 31 class ClassLoaderHierarchyDCmd: public DCmdWithParser { 32 DCmdArgument<bool> _show_classes; 33 DCmdArgument<bool> _verbose; 34 public: 35 36 ClassLoaderHierarchyDCmd(outputStream* output, bool heap); 37 38 static const char* name() { 39 return "VM.classloaders"; 40 } 41 42 static const char* description() { 43 return "Prints classloader hierarchy."; 44 } 45 static const char* impact() { 46 return "Medium: Depends on number of class loaders and classes loaded."; 47 } 48 static const JavaPermission permission() { 49 JavaPermission p = {"java.lang.management.ManagementPermission", 50 "monitor", NULL}; 51 return p; 52 } 53 static int num_arguments(); 54 virtual void execute(DCmdSource source, TRAPS); 55 56 }; 57 58 #endif /* HOTSPOT_SHARE_CLASSFILE_CLASSLOADERHIERARCHYDCMD_HPP_ */