annotate src/share/vm/oops/objArrayKlassKlass.hpp @ 1552:c18cbe5936b8

6941466: Oracle rebranding changes for Hotspot repositories Summary: Change all the Sun copyrights to Oracle copyright Reviewed-by: ohair
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date Thu, 27 May 2010 19:08:38 -0700
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1 /*
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2 * Copyright (c) 1997, 2006, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 // The objArrayKlassKlass is klass for all objArrayKlass'
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26
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27 class objArrayKlassKlass : public arrayKlassKlass {
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28 public:
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29 // Testing
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30 virtual bool oop_is_objArrayKlass() const { return true; }
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31
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32 // Dispatched operation
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33 int oop_size(oop obj) const { return objArrayKlass::cast(klassOop(obj))->object_size(); }
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34 int klass_oop_size() const { return object_size(); }
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35
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36 // Allocation
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37 DEFINE_ALLOCATE_PERMANENT(objArrayKlassKlass);
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38 static klassOop create_klass(TRAPS);
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39 klassOop allocate_objArray_klass(int n, KlassHandle element_klass, TRAPS);
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40 klassOop allocate_system_objArray_klass(TRAPS); // Used for bootstrapping in Universe::genesis
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41
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42 // Casting from klassOop
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43 static objArrayKlassKlass* cast(klassOop k) {
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44 assert(k->klass_part()->oop_is_klass(), "cast to objArrayKlassKlass");
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45 return (objArrayKlassKlass*) k->klass_part();
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46 }
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47
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48 // Sizing
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49 static int header_size() { return oopDesc::header_size() + sizeof(objArrayKlassKlass)/HeapWordSize; }
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50 int object_size() const { return align_object_size(header_size()); }
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51
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52 // Garbage collection
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53 void oop_follow_contents(oop obj);
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54 int oop_adjust_pointers(oop obj);
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55
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56 // Parallel Scavenge and Parallel Old
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57 PARALLEL_GC_DECLS
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58
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59 // Iterators
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60 int oop_oop_iterate(oop obj, OopClosure* blk);
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61 int oop_oop_iterate_m(oop obj, OopClosure* blk, MemRegion mr);
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62
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63 private:
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64 // helpers
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65 static klassOop allocate_objArray_klass_impl(objArrayKlassKlassHandle this_oop, int n, KlassHandle element_klass, TRAPS);
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66
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67 public:
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68 // Printing
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69 void oop_print_value_on(oop obj, outputStream* st);
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70 #ifndef PRODUCT
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71 void oop_print_on(oop obj, outputStream* st);
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72 #endif //PRODUCT
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73
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74 // Verification
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75 const char* internal_name() const;
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76 void oop_verify_on(oop obj, outputStream* st);
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77
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78 };