src/hotspot/share/classfile/classLoaderHierarchyDCmd.hpp
author mchung
Thu, 15 Aug 2019 13:41:30 -0700
changeset 57763 47511761bd04
parent 53244 9807daeb47c4
permissions -rw-r--r--
8193325: StackFrameInfo::getByteCodeIndex returns wrong value if bci > 32767 Reviewed-by: coleenp, fparain, shade, plevart
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
50443
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
     1
/*
53244
9807daeb47c4 8216167: Update include guards to reflect correct directories
coleenp
parents: 50863
diff changeset
     2
 * Copyright (c) 2018, 2019, Oracle and/or its affiliates. All rights reserved.
50443
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
     3
 * Copyright (c) 2018 SAP SE. All rights reserved.
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
     4
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
     5
 *
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
     6
 * This code is free software; you can redistribute it and/or modify it
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
     7
 * under the terms of the GNU General Public License version 2 only, as
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
     8
 * published by the Free Software Foundation.
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
     9
 *
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    10
 * This code is distributed in the hope that it will be useful, but WITHOUT
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    11
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    12
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    13
 * version 2 for more details (a copy is included in the LICENSE file that
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    14
 * accompanied this code).
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    15
 *
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    16
 * You should have received a copy of the GNU General Public License version
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    17
 * 2 along with this work; if not, write to the Free Software Foundation,
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    18
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    19
 *
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    20
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    21
 * or visit www.oracle.com if you need additional information or have any
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    22
 * questions.
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    23
 *
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    24
 */
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    25
53244
9807daeb47c4 8216167: Update include guards to reflect correct directories
coleenp
parents: 50863
diff changeset
    26
#ifndef SHARE_CLASSFILE_CLASSLOADERHIERARCHYDCMD_HPP
9807daeb47c4 8216167: Update include guards to reflect correct directories
coleenp
parents: 50863
diff changeset
    27
#define SHARE_CLASSFILE_CLASSLOADERHIERARCHYDCMD_HPP
50443
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    28
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    29
#include "services/diagnosticCommand.hpp"
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    30
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    31
class ClassLoaderHierarchyDCmd: public DCmdWithParser {
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    32
  DCmdArgument<bool> _show_classes;
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    33
  DCmdArgument<bool> _verbose;
50863
9084fd587141 8205531: jcmd VM.classloaders should fold similar loaders
stuefe
parents: 50443
diff changeset
    34
  DCmdArgument<bool> _fold;
50443
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    35
public:
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    36
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    37
  ClassLoaderHierarchyDCmd(outputStream* output, bool heap);
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    38
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    39
  static const char* name() {
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    40
    return "VM.classloaders";
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    41
  }
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    42
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    43
  static const char* description() {
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    44
    return "Prints classloader hierarchy.";
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    45
  }
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    46
  static const char* impact() {
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    47
      return "Medium: Depends on number of class loaders and classes loaded.";
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    48
  }
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    49
  static const JavaPermission permission() {
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    50
    JavaPermission p = {"java.lang.management.ManagementPermission",
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    51
                        "monitor", NULL};
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    52
    return p;
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    53
  }
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    54
  static int num_arguments();
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    55
  virtual void execute(DCmdSource source, TRAPS);
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    56
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    57
};
8e56de95ce10 8203682: Add jcmd "VM.classloaders" command to print out class loader hierarchy, details
stuefe
parents:
diff changeset
    58
53244
9807daeb47c4 8216167: Update include guards to reflect correct directories
coleenp
parents: 50863
diff changeset
    59
#endif // SHARE_CLASSFILE_CLASSLOADERHIERARCHYDCMD_HPP