/*

 * Copyright (c) 2017, 2019, Oracle and/or its affiliates. All rights reserved.

 * 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.

 *

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

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

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

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

 * accompanied this code).

 *

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

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

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

 *

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

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

 * questions.

 *

 */

#ifndef SHARE_JFR_LEAKPROFILER_UTILITIES_ROOTTYPE_HPP

#define SHARE_JFR_LEAKPROFILER_UTILITIES_ROOTTYPE_HPP

#include "memory/allocation.hpp"

#include "utilities/debug.hpp"

class OldObjectRoot : public AllStatic {

 public:

  enum System {

    _system_undetermined,

    _universe,

    _global_jni_handles,

    _threads,

    _object_synchronizer,

    _system_dictionary,

    _class_loader_data,

    _management,

    _jvmti,

    _code_cache,

    _string_table,

    _aot,

    JVMCI_ONLY(_jvmci COMMA)

    _number_of_systems

  };

  enum Type {

    _type_undetermined,

    _stack_variable,

    _local_jni_handle,

    _global_jni_handle,

    _handle_area,

    _number_of_types

  };

  static const char* system_description(System system) {

    switch (system) {

      case _system_undetermined:

        return "<unknown>";

      case _universe:

        return "Universe";

      case _global_jni_handles:

        return "Global JNI Handles";

      case _threads:

        return "Threads";

      case _object_synchronizer:

        return "Object Monitor";

      case _system_dictionary:

        return "System Dictionary";

      case _class_loader_data:

        return "Class Loader Data";

      case _management:

        return "Management";

      case _jvmti:

        return "JVMTI";

      case _code_cache:

        return "Code Cache";

      case _string_table:

        return "String Table";

      case _aot:

        return "AOT";

#if INCLUDE_JVMCI

      case _jvmci:

        return "JVMCI";

#endif

      default:

        ShouldNotReachHere();

    }

    return NULL;

  }

  static const char* type_description(Type type) {

    switch (type) {

      case _type_undetermined:

        return "<unknown>";

      case _stack_variable:

        return "Stack Variable";

      case _local_jni_handle:

        return "Local JNI Handle";

      case _global_jni_handle:

        return "Global JNI Handle";

      case _handle_area:

        return "Handle Area";

      default:

        ShouldNotReachHere();

    }

    return NULL;

  }

};

#endif // SHARE_JFR_LEAKPROFILER_UTILITIES_ROOTTYPE_HPP