1 /*

     2  * Copyright (c) 2012, 2015, 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_GC_SHARED_REFERENCEPROCESSORSTATS_HPP

    26 #define SHARE_VM_GC_SHARED_REFERENCEPROCESSORSTATS_HPP

    27 

    28 #include "utilities/globalDefinitions.hpp"

    29 

    30 class ReferenceProcessor;

    31 

    32 // ReferenceProcessorStats contains statistics about how many references that

    33 // have been traversed when processing references during garbage collection.

    34 class ReferenceProcessorStats {

    35   size_t _soft_count;

    36   size_t _weak_count;

    37   size_t _final_count;

    38   size_t _phantom_count;

    39 

    40  public:

    41   ReferenceProcessorStats() :

    42     _soft_count(0),

    43     _weak_count(0),

    44     _final_count(0),

    45     _phantom_count(0) {}

    46 

    47   ReferenceProcessorStats(size_t soft_count,

    48                           size_t weak_count,

    49                           size_t final_count,

    50                           size_t phantom_count) :

    51     _soft_count(soft_count),

    52     _weak_count(weak_count),

    53     _final_count(final_count),

    54     _phantom_count(phantom_count)

    55   {}

    56 

    57   size_t soft_count() const {

    58     return _soft_count;

    59   }

    60 

    61   size_t weak_count() const {

    62     return _weak_count;

    63   }

    64 

    65   size_t final_count() const {

    66     return _final_count;

    67   }

    68 

    69   size_t phantom_count() const {

    70     return _phantom_count;

    71   }

    72 };

    73 #endif