1 /*

     2  * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.

     3  * Copyright (c) 2018, SAP and/or its affiliates.

     4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     5  *

     6  * This code is free software; you can redistribute it and/or modify it

     7  * under the terms of the GNU General Public License version 2 only, as

     8  * published by the Free Software Foundation.

     9  *

    10  * This code is distributed in the hope that it will be useful, but WITHOUT

    11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    13  * version 2 for more details (a copy is included in the LICENSE file that

    14  * accompanied this code).

    15  *

    16  * You should have received a copy of the GNU General Public License version

    17  * 2 along with this work; if not, write to the Free Software Foundation,

    18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    19  *

    20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    21  * or visit www.oracle.com if you need additional information or have any

    22  * questions.

    23  *

    24  */

    25 #include "precompiled.hpp"

    26 

    27 #include "classfile/systemDictionary.hpp"

    28 #include "memory/metaspace/printMetaspaceInfoKlassClosure.hpp"

    29 #include "memory/resourceArea.hpp"

    30 #include "oops/constantPool.inline.hpp"

    31 #include "oops/instanceKlass.hpp"

    32 #include "oops/klass.hpp"

    33 #include "utilities/constantTag.hpp"

    34 #include "utilities/globalDefinitions.hpp"

    35 #include "utilities/ostream.hpp"

    36 

    37 

    38 namespace metaspace {

    39 

    40 PrintMetaspaceInfoKlassClosure::PrintMetaspaceInfoKlassClosure(outputStream* out, bool do_print)

    41 : _out(out), _do_print(do_print)

    42 , _num_classes(0), _num_instance_classes(0), _num_array_classes(0) {

    43 }

    44 

    45 void PrintMetaspaceInfoKlassClosure::do_klass(Klass* k) {

    46   _num_classes ++;

    47   if (k->is_instance_klass()) {

    48     _num_instance_classes ++;

    49   } else if (k->is_array_klass()) {

    50     _num_array_classes ++;

    51   }

    52   if (_do_print) {

    53     _out->cr_indent();

    54     _out->print(UINTX_FORMAT_W(4) ": ", _num_classes);

    55     ResourceMark rm;

    56     _out->print("%s", k->external_name());

    57   }

    58 }

    59 

    60 } // namespace metaspace