src/hotspot/share/memory/metaspace/metaspaceDCmd.cpp

rev 50188 : [mq]: 8203219-VM.metaspace-show-loaded-classes

*** 1,7 ****
--- 1,8 ----
  /*
   * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
+  * Copyright (c) 2018, SAP and/or its affiliates.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
*** 32,51 ****
--- 33,54 ----
  
  MetaspaceDCmd::MetaspaceDCmd(outputStream* output, bool heap)
    : DCmdWithParser(output, heap)
    , _basic("basic", "Prints a basic summary (does not need a safepoint).", "BOOLEAN", false, "false")
    , _show_loaders("show-loaders", "Shows usage by class loader.", "BOOLEAN", false, "false")
+   , _show_classes("show-classes", "If show-loaders is set, shows loaded classes for each loader.", "BOOLEAN", false, "false")
    , _by_chunktype("by-chunktype", "Break down numbers by chunk type.", "BOOLEAN", false, "false")
    , _by_spacetype("by-spacetype", "Break down numbers by loader type.", "BOOLEAN", false, "false")
    , _show_vslist("vslist", "Shows details about the underlying virtual space.", "BOOLEAN", false, "false")
    , _show_vsmap("vsmap", "Shows chunk composition of the underlying virtual spaces", "BOOLEAN", false, "false")
    , _scale("scale", "Memory usage in which to scale. Valid values are: 1, KB, MB or GB (fixed scale) "
             "or \"dynamic\" for a dynamically choosen scale.",
       "STRING", false, "dynamic")
  {
    _dcmdparser.add_dcmd_option(&_basic);
    _dcmdparser.add_dcmd_option(&_show_loaders);
+   _dcmdparser.add_dcmd_option(&_show_classes);
    _dcmdparser.add_dcmd_option(&_by_chunktype);
    _dcmdparser.add_dcmd_option(&_by_spacetype);
    _dcmdparser.add_dcmd_option(&_show_vslist);
    _dcmdparser.add_dcmd_option(&_show_vsmap);
    _dcmdparser.add_dcmd_option(&_scale);
*** 85,94 ****
--- 88,98 ----
      MetaspaceUtils::print_basic_report(output(), scale);
    } else {
      // Full mode. Requires safepoint.
      int flags = 0;
      if (_show_loaders.value())         flags |= MetaspaceUtils::rf_show_loaders;
+     if (_show_classes.value())         flags |= MetaspaceUtils::rf_show_classes;
      if (_by_chunktype.value())         flags |= MetaspaceUtils::rf_break_down_by_chunktype;
      if (_by_spacetype.value())         flags |= MetaspaceUtils::rf_break_down_by_spacetype;
      if (_show_vslist.value())          flags |= MetaspaceUtils::rf_show_vslist;
      if (_show_vsmap.value())           flags |= MetaspaceUtils::rf_show_vsmap;
      VM_PrintMetadata op(output(), scale, flags);