Tue, 20 Jul 2010 08:41:42 -0700
6964170: Verifier crashes
Summary: Check if klassOop != NULL rather than klass_part != NULL
Reviewed-by: kamg, never
1 /*
2 * Copyright (c) 2000, 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 */
25 class JavaAssertions: AllStatic {
26 public:
27 static inline bool userClassDefault();
28 static inline void setUserClassDefault(bool enabled);
29 static inline bool systemClassDefault();
30 static inline void setSystemClassDefault(bool enabled);
32 // Add a command-line option. A name ending in "..." applies to a package and
33 // any subpackages; other names apply to a single class.
34 static void addOption(const char* name, bool enable);
36 // Return true if command-line options have enabled assertions for the named
37 // class. Should be called only after all command-line options have been
38 // processed. Note: this only consults command-line options and does not
39 // account for any dynamic changes to assertion status.
40 static bool enabled(const char* classname, bool systemClass);
42 // Create an instance of java.lang.AssertionStatusDirectives and fill in the
43 // fields based on the command-line assertion options.
44 static oop createAssertionStatusDirectives(TRAPS);
46 private:
47 class OptionList;
48 static void fillJavaArrays(const OptionList* p, int len, objArrayHandle names,
49 typeArrayHandle status, TRAPS);
51 static inline void trace(const char* name, const char* typefound,
52 const char* namefound, bool enabled);
54 static inline OptionList* match_class(const char* classname);
55 static OptionList* match_package(const char* classname);
57 static bool _userDefault; // User class default (-ea/-da).
58 static bool _sysDefault; // System class default (-esa/-dsa).
59 static OptionList* _classes; // Options for classes.
60 static OptionList* _packages; // Options for package trees.
61 };
63 class JavaAssertions::OptionList: public CHeapObj {
64 public:
65 inline OptionList(const char* name, bool enable, OptionList* next);
67 inline const char* name() const { return _name; }
68 inline bool enabled() const { return _enabled; }
69 inline OptionList* next() const { return _next; }
71 static int count(OptionList* p);
73 private:
74 const char* _name;
75 OptionList* _next;
76 bool _enabled;
77 };
79 inline bool JavaAssertions::userClassDefault() {
80 return _userDefault;
81 }
83 inline void JavaAssertions::setUserClassDefault(bool enabled) {
84 if (TraceJavaAssertions)
85 tty->print_cr("JavaAssertions::setUserClassDefault(%d)", enabled);
86 _userDefault = enabled;
87 }
89 inline bool JavaAssertions::systemClassDefault() {
90 return _sysDefault;
91 }
93 inline void JavaAssertions::setSystemClassDefault(bool enabled) {
94 if (TraceJavaAssertions)
95 tty->print_cr("JavaAssertions::setSystemClassDefault(%d)", enabled);
96 _sysDefault = enabled;
97 }