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annotate src/share/vm/classfile/javaAssertions.hpp @ 21810:0366a71eda74
8047125: (ref) More phantom object references
Reviewed-by: mchung, dfuchs, ahgross, jmasa, brutisso, mgerdin
Contributed-by: kim.barrett@oracle.com
| author | jmasa |
|---|---|
| date | Fri, 26 Sep 2014 17:48:10 -0400 |
| parents | b9a9ed0f8eeb |
| children |
| rev | line source |
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| 0 | 1 /* |
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2 * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved. |
| 0 | 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 * | |
|
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 1972 | 25 #ifndef SHARE_VM_CLASSFILE_JAVAASSERTIONS_HPP |
| 26 #define SHARE_VM_CLASSFILE_JAVAASSERTIONS_HPP | |
| 27 | |
| 28 #include "oops/objArrayOop.hpp" | |
| 29 #include "oops/typeArrayOop.hpp" | |
| 30 #include "utilities/exceptions.hpp" | |
| 31 #include "utilities/ostream.hpp" | |
| 32 | |
| 0 | 33 class JavaAssertions: AllStatic { |
| 34 public: | |
| 35 static inline bool userClassDefault(); | |
| 36 static inline void setUserClassDefault(bool enabled); | |
| 37 static inline bool systemClassDefault(); | |
| 38 static inline void setSystemClassDefault(bool enabled); | |
| 39 | |
| 40 // Add a command-line option. A name ending in "..." applies to a package and | |
| 41 // any subpackages; other names apply to a single class. | |
| 42 static void addOption(const char* name, bool enable); | |
| 43 | |
| 44 // Return true if command-line options have enabled assertions for the named | |
| 45 // class. Should be called only after all command-line options have been | |
| 46 // processed. Note: this only consults command-line options and does not | |
| 47 // account for any dynamic changes to assertion status. | |
| 48 static bool enabled(const char* classname, bool systemClass); | |
| 49 | |
| 50 // Create an instance of java.lang.AssertionStatusDirectives and fill in the | |
| 51 // fields based on the command-line assertion options. | |
| 52 static oop createAssertionStatusDirectives(TRAPS); | |
| 53 | |
| 54 private: | |
| 55 class OptionList; | |
| 56 static void fillJavaArrays(const OptionList* p, int len, objArrayHandle names, | |
| 57 typeArrayHandle status, TRAPS); | |
| 58 | |
| 59 static inline void trace(const char* name, const char* typefound, | |
| 60 const char* namefound, bool enabled); | |
| 61 | |
| 62 static inline OptionList* match_class(const char* classname); | |
| 63 static OptionList* match_package(const char* classname); | |
| 64 | |
| 65 static bool _userDefault; // User class default (-ea/-da). | |
| 66 static bool _sysDefault; // System class default (-esa/-dsa). | |
| 67 static OptionList* _classes; // Options for classes. | |
| 68 static OptionList* _packages; // Options for package trees. | |
| 69 }; | |
| 70 | |
| 6197 | 71 class JavaAssertions::OptionList: public CHeapObj<mtClass> { |
| 0 | 72 public: |
| 73 inline OptionList(const char* name, bool enable, OptionList* next); | |
| 74 | |
| 75 inline const char* name() const { return _name; } | |
| 76 inline bool enabled() const { return _enabled; } | |
| 77 inline OptionList* next() const { return _next; } | |
| 78 | |
| 79 static int count(OptionList* p); | |
| 80 | |
| 81 private: | |
| 82 const char* _name; | |
| 83 OptionList* _next; | |
| 84 bool _enabled; | |
| 85 }; | |
| 86 | |
| 87 inline bool JavaAssertions::userClassDefault() { | |
| 88 return _userDefault; | |
| 89 } | |
| 90 | |
| 91 inline void JavaAssertions::setUserClassDefault(bool enabled) { | |
| 92 if (TraceJavaAssertions) | |
| 93 tty->print_cr("JavaAssertions::setUserClassDefault(%d)", enabled); | |
| 94 _userDefault = enabled; | |
| 95 } | |
| 96 | |
| 97 inline bool JavaAssertions::systemClassDefault() { | |
| 98 return _sysDefault; | |
| 99 } | |
| 100 | |
| 101 inline void JavaAssertions::setSystemClassDefault(bool enabled) { | |
| 102 if (TraceJavaAssertions) | |
| 103 tty->print_cr("JavaAssertions::setSystemClassDefault(%d)", enabled); | |
| 104 _sysDefault = enabled; | |
| 105 } | |
| 1972 | 106 |
| 107 #endif // SHARE_VM_CLASSFILE_JAVAASSERTIONS_HPP |