1 /* 2 * Copyright (c) 1997, 2010, 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 */ 24 25 #ifndef SHARE_VM_OOPS_ARRAYKLASSKLASS_HPP 26 #define SHARE_VM_OOPS_ARRAYKLASSKLASS_HPP 27 28 #include "oops/arrayKlass.hpp" 29 #include "oops/klassKlass.hpp" 30 31 // arrayKlassKlass is the abstract baseclass for all array class classes 32 33 class arrayKlassKlass : public klassKlass { 34 public: 35 // Testing 36 bool oop_is_arrayKlass() const { return true; } 37 38 // Allocation 39 DEFINE_ALLOCATE_PERMANENT(arrayKlassKlass); 40 static klassOop create_klass(TRAPS); 41 42 // Casting from klassOop 43 static arrayKlassKlass* cast(klassOop k) { 44 assert(k->klass_part()->oop_is_klass(), "cast to arrayKlassKlass"); 45 return (arrayKlassKlass*) k->klass_part(); 46 } 47 48 // Sizing 49 static int header_size() { return oopDesc::header_size() + sizeof(arrayKlassKlass)/HeapWordSize; } 50 int object_size() const { return align_object_size(header_size()); } 51 52 // Garbage collection 53 void oop_follow_contents(oop obj); 54 int oop_adjust_pointers(oop obj); 55 bool oop_is_parsable(oop obj) const; 56 57 // Parallel Scavenge and Parallel Old 58 PARALLEL_GC_DECLS 59 60 // Iterators 61 int oop_oop_iterate(oop obj, OopClosure* blk); 62 int oop_oop_iterate_m(oop obj, OopClosure* blk, MemRegion mr); 63 64 // Printing 65 void oop_print_value_on(oop obj, outputStream* st); 66 void oop_print_on(oop obj, outputStream* st); 67 68 // Verification 69 const char* internal_name() const; 70 void oop_verify_on(oop obj, outputStream* st); 71 }; 72 73 #endif // SHARE_VM_OOPS_ARRAYKLASSKLASS_HPP