hotspot/src/share/vm/runtime/reflectionUtils.cpp
changeset 20391 7b146c5ebb18
parent 13728 882756847a04
child 25057 f38210f84f8c
equal deleted inserted replaced
20390:a86c9ed78205 20391:7b146c5ebb18
     1 /*
     1 /*
     2  * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
     2  * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved.
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     4  *
     4  *
     5  * This code is free software; you can redistribute it and/or modify it
     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
     6  * under the terms of the GNU General Public License version 2 only, as
     7  * published by the Free Software Foundation.
     7  * published by the Free Software Foundation.
    25 #include "precompiled.hpp"
    25 #include "precompiled.hpp"
    26 #include "classfile/javaClasses.hpp"
    26 #include "classfile/javaClasses.hpp"
    27 #include "memory/universe.inline.hpp"
    27 #include "memory/universe.inline.hpp"
    28 #include "runtime/reflectionUtils.hpp"
    28 #include "runtime/reflectionUtils.hpp"
    29 
    29 
    30 KlassStream::KlassStream(instanceKlassHandle klass, bool local_only, bool classes_only) {
    30 KlassStream::KlassStream(instanceKlassHandle klass, bool local_only,
    31   _klass = klass;
    31                          bool classes_only, bool walk_defaults) {
       
    32   _klass = _base_klass = klass;
       
    33   _base_class_search_defaults = false;
       
    34   _defaults_checked = false;
    32   if (classes_only) {
    35   if (classes_only) {
    33     _interfaces = Universe::the_empty_klass_array();
    36     _interfaces = Universe::the_empty_klass_array();
    34   } else {
    37   } else {
    35     _interfaces = klass->transitive_interfaces();
    38     _interfaces = klass->transitive_interfaces();
    36   }
    39   }
    37   _interface_index = _interfaces->length();
    40   _interface_index = _interfaces->length();
    38   _local_only = local_only;
    41   _local_only = local_only;
    39   _classes_only = classes_only;
    42   _classes_only = classes_only;
       
    43   _walk_defaults = walk_defaults;
    40 }
    44 }
    41 
    45 
    42 bool KlassStream::eos() {
    46 bool KlassStream::eos() {
    43   if (index() >= 0) return false;
    47   if (index() >= 0) return false;
    44   if (_local_only) return true;
    48   if (_local_only) return true;
    45   if (!_klass->is_interface() && _klass->super() != NULL) {
    49   if (!_klass->is_interface() && _klass->super() != NULL) {
    46     // go up superclass chain (not for interfaces)
    50     // go up superclass chain (not for interfaces)
    47     _klass = _klass->super();
    51     _klass = _klass->super();
       
    52   // Next for method walks, walk default methods
       
    53   } else if (_walk_defaults && (_defaults_checked == false)  && (_base_klass->default_methods() != NULL)) {
       
    54       _base_class_search_defaults = true;
       
    55       _klass = _base_klass;
       
    56       _defaults_checked = true;
    48   } else {
    57   } else {
       
    58     // Next walk transitive interfaces
    49     if (_interface_index > 0) {
    59     if (_interface_index > 0) {
    50       _klass = _interfaces->at(--_interface_index);
    60       _klass = _interfaces->at(--_interface_index);
    51     } else {
    61     } else {
    52       return true;
    62       return true;
    53     }
    63     }