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src/hotspot/share/jfr/utilities/jfrHashtable.hpp

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   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_JFR_UTILITIES_JFRHASHTABLE_HPP
  26 #define SHARE_VM_JFR_UTILITIES_JFRHASHTABLE_HPP
  27 
  28 #include "memory/allocation.inline.hpp"
  29 #include "runtime/orderAccess.inline.hpp"
  30 #include "utilities/debug.hpp"
  31 #include "utilities/macros.hpp"
  32 
  33 template <typename T>
  34 class JfrBasicHashtableEntry {
  35  private:
  36   typedef JfrBasicHashtableEntry<T> Entry;
  37   Entry* _next;
  38   T _literal;          // ref to item in table.
  39   uintptr_t _hash;
  40 
  41  public:
  42   uintptr_t hash() const { return _hash; }
  43   void set_hash(uintptr_t hash) { _hash = hash; }
  44   T literal() const { return _literal; }
  45   T* literal_addr() { return &_literal; }
  46   void set_literal(T s) { _literal = s; }
  47   void set_next(Entry* next) { _next = next; }
  48   Entry* next() const { return _next; }
  49   Entry** next_addr() { return &_next; }




   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_JFR_UTILITIES_JFRHASHTABLE_HPP
  26 #define SHARE_VM_JFR_UTILITIES_JFRHASHTABLE_HPP
  27 
  28 #include "memory/allocation.inline.hpp"
  29 #include "runtime/orderAccess.hpp"
  30 #include "utilities/debug.hpp"
  31 #include "utilities/macros.hpp"
  32 
  33 template <typename T>
  34 class JfrBasicHashtableEntry {
  35  private:
  36   typedef JfrBasicHashtableEntry<T> Entry;
  37   Entry* _next;
  38   T _literal;          // ref to item in table.
  39   uintptr_t _hash;
  40 
  41  public:
  42   uintptr_t hash() const { return _hash; }
  43   void set_hash(uintptr_t hash) { _hash = hash; }
  44   T literal() const { return _literal; }
  45   T* literal_addr() { return &_literal; }
  46   void set_literal(T s) { _literal = s; }
  47   void set_next(Entry* next) { _next = next; }
  48   Entry* next() const { return _next; }
  49   Entry** next_addr() { return &_next; }


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