src/share/vm/ci/ciKlassKlass.hpp

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   1 /*
   2  * Copyright (c) 1999, 2001, 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 // ciKlassKlass
  26 //
  27 // This class represents a klassOop in the HotSpot virtual machine
  28 // whose Klass part is a klassKlass or one of its subclasses
  29 // (instanceKlassKlass, objArrayKlassKlass, typeArrayKlassKlass).
  30 class ciKlassKlass : public ciKlass {
  31   CI_PACKAGE_ACCESS
  32 
  33 protected:
  34   ciKlassKlass(KlassHandle h_k)
  35     : ciKlass(h_k, ciSymbol::make("unique_klassKlass")) {
  36     assert(h_k()->klass_part()->oop_is_klass(), "wrong type");
  37   }
  38   ciKlassKlass(KlassHandle h_k, ciSymbol *name)
  39     : ciKlass(h_k, name) {}
  40 
  41   klassKlass* get_klassKlass() { return (klassKlass*)get_Klass(); }
  42 
  43   const char* type_string() { return "ciKlassKlass"; }
  44 
  45 public:
  46   // What kind of ciObject is this?
  47   bool is_klass_klass() { return true; }
  48 
  49   // Return the distinguished ciKlassKlass instance.
  50   static ciKlassKlass* make();
  51 };


   1 /*
   2  * Copyright (c) 1999, 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_CI_CIKLASSKLASS_HPP
  26 #define SHARE_VM_CI_CIKLASSKLASS_HPP
  27 
  28 #include "ci/ciKlass.hpp"
  29 #include "ci/ciSymbol.hpp"
  30 
  31 // ciKlassKlass
  32 //
  33 // This class represents a klassOop in the HotSpot virtual machine
  34 // whose Klass part is a klassKlass or one of its subclasses
  35 // (instanceKlassKlass, objArrayKlassKlass, typeArrayKlassKlass).
  36 class ciKlassKlass : public ciKlass {
  37   CI_PACKAGE_ACCESS
  38 
  39 protected:
  40   ciKlassKlass(KlassHandle h_k)
  41     : ciKlass(h_k, ciSymbol::make("unique_klassKlass")) {
  42     assert(h_k()->klass_part()->oop_is_klass(), "wrong type");
  43   }
  44   ciKlassKlass(KlassHandle h_k, ciSymbol *name)
  45     : ciKlass(h_k, name) {}
  46 
  47   klassKlass* get_klassKlass() { return (klassKlass*)get_Klass(); }
  48 
  49   const char* type_string() { return "ciKlassKlass"; }
  50 
  51 public:
  52   // What kind of ciObject is this?
  53   bool is_klass_klass() { return true; }
  54 
  55   // Return the distinguished ciKlassKlass instance.
  56   static ciKlassKlass* make();
  57 };
  58 
  59 #endif // SHARE_VM_CI_CIKLASSKLASS_HPP