src/share/vm/oops/typeArrayKlassKlass.hpp

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   1 /*
   2  * Copyright (c) 1997, 2006, 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 // A typeArrayKlassKlass is the klass of a typeArrayKlass
  26 
  27 class typeArrayKlassKlass : public arrayKlassKlass {
  28  public:
  29   // Testing
  30   bool oop_is_typeArrayKlass() const { return true; }
  31 
  32   // Dispatched operation
  33   int oop_size(oop obj) const { return typeArrayKlass::cast(klassOop(obj))->object_size(); }
  34   int klass_oop_size() const  { return object_size(); }
  35 
  36   // Allocation
  37   DEFINE_ALLOCATE_PERMANENT(typeArrayKlassKlass);
  38   static klassOop create_klass(TRAPS);
  39 
  40   // Casting from klassOop
  41   static typeArrayKlassKlass* cast(klassOop k) {
  42     assert(k->klass_part()->oop_is_klass(), "cast to typeArrayKlassKlass");
  43     return (typeArrayKlassKlass*) k->klass_part();
  44   }
  45 
  46   // Sizing
  47   static int header_size() { return oopDesc::header_size() + sizeof(typeArrayKlassKlass)/HeapWordSize; }
  48   int object_size() const  { return align_object_size(header_size()); }
  49 
  50  public:
  51   // Printing
  52   void oop_print_value_on(oop obj, outputStream* st);
  53 #ifndef PRODUCT
  54   void oop_print_on(oop obj, outputStream* st);
  55 #endif //PRODUCT
  56 
  57   const char* internal_name() const;
  58 };


   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_TYPEARRAYKLASSKLASS_HPP
  26 #define SHARE_VM_OOPS_TYPEARRAYKLASSKLASS_HPP
  27 
  28 #include "oops/arrayKlassKlass.hpp"
  29 #include "oops/typeArrayKlass.hpp"
  30 
  31 // A typeArrayKlassKlass is the klass of a typeArrayKlass
  32 
  33 class typeArrayKlassKlass : public arrayKlassKlass {
  34  public:
  35   // Testing
  36   bool oop_is_typeArrayKlass() const { return true; }
  37 
  38   // Dispatched operation
  39   int oop_size(oop obj) const { return typeArrayKlass::cast(klassOop(obj))->object_size(); }
  40   int klass_oop_size() const  { return object_size(); }
  41 
  42   // Allocation
  43   DEFINE_ALLOCATE_PERMANENT(typeArrayKlassKlass);
  44   static klassOop create_klass(TRAPS);
  45 
  46   // Casting from klassOop
  47   static typeArrayKlassKlass* cast(klassOop k) {
  48     assert(k->klass_part()->oop_is_klass(), "cast to typeArrayKlassKlass");
  49     return (typeArrayKlassKlass*) k->klass_part();
  50   }
  51 
  52   // Sizing
  53   static int header_size() { return oopDesc::header_size() + sizeof(typeArrayKlassKlass)/HeapWordSize; }
  54   int object_size() const  { return align_object_size(header_size()); }
  55 
  56  public:
  57   // Printing
  58   void oop_print_value_on(oop obj, outputStream* st);
  59 #ifndef PRODUCT
  60   void oop_print_on(oop obj, outputStream* st);
  61 #endif //PRODUCT
  62 
  63   const char* internal_name() const;
  64 };
  65 
  66 #endif // SHARE_VM_OOPS_TYPEARRAYKLASSKLASS_HPP