1 /*
2 * Copyright (c) 1997, 2017, 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 *
632 ALL_OOP_OOP_ITERATE_CLOSURES_2(Klass_OOP_OOP_ITERATE_DECL_BACKWARDS)
633 #endif // INCLUDE_ALL_GCS
634
635 virtual void array_klasses_do(void f(Klass* k)) {}
636
637 // Return self, except for abstract classes with exactly 1
638 // implementor. Then return the 1 concrete implementation.
639 Klass *up_cast_abstract();
640
641 // klass name
642 Symbol* name() const { return _name; }
643 void set_name(Symbol* n);
644
645 public:
646 // jvm support
647 virtual jint compute_modifier_flags(TRAPS) const;
648
649 // JVMTI support
650 virtual jint jvmti_class_status() const;
651
652 // Printing
653 virtual void print_on(outputStream* st) const;
654
655 virtual void oop_print_value_on(oop obj, outputStream* st);
656 virtual void oop_print_on (oop obj, outputStream* st);
657
658 virtual const char* internal_name() const = 0;
659
660 // Verification
661 virtual void verify_on(outputStream* st);
662 void verify() { verify_on(tty); }
663
664 #ifndef PRODUCT
665 bool verify_vtable_index(int index);
666 bool verify_itable_index(int index);
667 #endif
668
669 virtual void oop_verify_on(oop obj, outputStream* st);
670
671 static bool is_null(narrowKlass obj);
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1 /*
2 * Copyright (c) 1997, 2018, 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 *
632 ALL_OOP_OOP_ITERATE_CLOSURES_2(Klass_OOP_OOP_ITERATE_DECL_BACKWARDS)
633 #endif // INCLUDE_ALL_GCS
634
635 virtual void array_klasses_do(void f(Klass* k)) {}
636
637 // Return self, except for abstract classes with exactly 1
638 // implementor. Then return the 1 concrete implementation.
639 Klass *up_cast_abstract();
640
641 // klass name
642 Symbol* name() const { return _name; }
643 void set_name(Symbol* n);
644
645 public:
646 // jvm support
647 virtual jint compute_modifier_flags(TRAPS) const;
648
649 // JVMTI support
650 virtual jint jvmti_class_status() const;
651
652 static void ensure_klass_alive(oop o);
653
654 // Printing
655 virtual void print_on(outputStream* st) const;
656
657 virtual void oop_print_value_on(oop obj, outputStream* st);
658 virtual void oop_print_on (oop obj, outputStream* st);
659
660 virtual const char* internal_name() const = 0;
661
662 // Verification
663 virtual void verify_on(outputStream* st);
664 void verify() { verify_on(tty); }
665
666 #ifndef PRODUCT
667 bool verify_vtable_index(int index);
668 bool verify_itable_index(int index);
669 #endif
670
671 virtual void oop_verify_on(oop obj, outputStream* st);
672
673 static bool is_null(narrowKlass obj);
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