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1 /* |
1 /* |
2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. |
2 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * |
4 * |
5 * This code is free software; you can redistribute it and/or modify it |
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 |
6 * under the terms of the GNU General Public License version 2 only, as |
7 * published by the Free Software Foundation. |
7 * published by the Free Software Foundation. |
89 template <class T> class Array; |
89 template <class T> class Array; |
90 template <class T> class GrowableArray; |
90 template <class T> class GrowableArray; |
91 class ClassLoaderData; |
91 class ClassLoaderData; |
92 class klassVtable; |
92 class klassVtable; |
93 class ParCompactionManager; |
93 class ParCompactionManager; |
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94 class KlassSizeStats; |
94 |
95 |
95 class Klass : public Metadata { |
96 class Klass : public Metadata { |
96 friend class VMStructs; |
97 friend class VMStructs; |
97 protected: |
98 protected: |
98 // note: put frequently-used fields together at start of klass structure |
99 // note: put frequently-used fields together at start of klass structure |
475 // actual oop size of obj in memory |
476 // actual oop size of obj in memory |
476 virtual int oop_size(oop obj) const = 0; |
477 virtual int oop_size(oop obj) const = 0; |
477 |
478 |
478 // Size of klass in word size. |
479 // Size of klass in word size. |
479 virtual int size() const = 0; |
480 virtual int size() const = 0; |
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481 #if INCLUDE_SERVICES |
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482 virtual void collect_statistics(KlassSizeStats *sz) const; |
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483 #endif |
480 |
484 |
481 // Returns the Java name for a class (Resource allocated) |
485 // Returns the Java name for a class (Resource allocated) |
482 // For arrays, this returns the name of the element with a leading '['. |
486 // For arrays, this returns the name of the element with a leading '['. |
483 // For classes, this returns the name with the package separators |
487 // For classes, this returns the name with the package separators |
484 // turned into '.'s. |
488 // turned into '.'s. |