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comparison src/share/vm/oops/instanceKlass.hpp @ 18041:52b4284cb496

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Merge with jdk8u20-b26
author Gilles Duboscq <duboscq@ssw.jku.at>
date Wed, 15 Oct 2014 16:02:50 +0200
parents 89152779163c 386dd1c71858
children e6637891a870
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17606:45d7b2c7029d 18041:52b4284cb496
1 /* 1 /*
2 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 1997, 2014, 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.
308 // The embedded implementor only exists if the current klass is an 308 // The embedded implementor only exists if the current klass is an
309 // iterface. The possible values of the implementor fall into following 309 // iterface. The possible values of the implementor fall into following
310 // three cases: 310 // three cases:
311 // NULL: no implementor. 311 // NULL: no implementor.
312 // A Klass* that's not itself: one implementor. 312 // A Klass* that's not itself: one implementor.
313 // Itsef: more than one implementors. 313 // Itself: more than one implementors.
314 // embedded host klass follows here 314 // embedded host klass follows here
315 // The embedded host klass only exists in an anonymous class for 315 // The embedded host klass only exists in an anonymous class for
316 // dynamic language support (JSR 292 enabled). The host class grants 316 // dynamic language support (JSR 292 enabled). The host class grants
317 // its access privileges to this class also. The host class is either 317 // its access privileges to this class also. The host class is either
318 // named, or a previously loaded anonymous class. A non-anonymous class 318 // named, or a previously loaded anonymous class. A non-anonymous class
520 Method* find_method(Symbol* name, Symbol* signature) const; 520 Method* find_method(Symbol* name, Symbol* signature) const;
521 static Method* find_method(Array<Method*>* methods, Symbol* name, Symbol* signature); 521 static Method* find_method(Array<Method*>* methods, Symbol* name, Symbol* signature);
522 static Method* find_instance_method(Array<Method*>* methods, Symbol* name, Symbol* signature); 522 static Method* find_instance_method(Array<Method*>* methods, Symbol* name, Symbol* signature);
523 523
524 // find a local method index in default_methods (returns -1 if not found) 524 // find a local method index in default_methods (returns -1 if not found)
525 static int find_method_index(Array<Method*>* methods, Symbol* name, Symbol* signature); 525 static int find_method_index(Array<Method*>* methods, Symbol* name, Symbol* signature, bool skipping_overpass);
526 526
527 // lookup operation (returns NULL if not found) 527 // lookup operation (returns NULL if not found)
528 Method* uncached_lookup_method(Symbol* name, Symbol* signature) const; 528 Method* uncached_lookup_method(Symbol* name, Symbol* signature, MethodLookupMode mode) const;
529 529
530 // lookup a method in all the interfaces that this class implements 530 // lookup a method in all the interfaces that this class implements
531 // (returns NULL if not found) 531 // (returns NULL if not found)
532 Method* lookup_method_in_all_interfaces(Symbol* name, Symbol* signature, bool skip_default_methods) const; 532 Method* lookup_method_in_all_interfaces(Symbol* name, Symbol* signature, MethodLookupMode mode) const;
533 533
534 // lookup a method in local defaults then in all interfaces 534 // lookup a method in local defaults then in all interfaces
535 // (returns NULL if not found) 535 // (returns NULL if not found)
536 Method* lookup_method_in_ordered_interfaces(Symbol* name, Symbol* signature) const; 536 Method* lookup_method_in_ordered_interfaces(Symbol* name, Symbol* signature) const;
537 537
556 Klass* host_klass() const { 556 Klass* host_klass() const {
557 Klass** hk = (Klass**)adr_host_klass(); 557 Klass** hk = (Klass**)adr_host_klass();
558 if (hk == NULL) { 558 if (hk == NULL) {
559 return NULL; 559 return NULL;
560 } else { 560 } else {
561 assert(*hk != NULL, "host klass should always be set if the address is not null");
561 return *hk; 562 return *hk;
562 } 563 }
563 } 564 }
564 void set_host_klass(Klass* host) { 565 void set_host_klass(Klass* host) {
565 assert(is_anonymous(), "not anonymous"); 566 assert(is_anonymous(), "not anonymous");
841 bool oop_is_instance_slow() const { return true; } 842 bool oop_is_instance_slow() const { return true; }
842 843
843 // Iterators 844 // Iterators
844 void do_local_static_fields(FieldClosure* cl); 845 void do_local_static_fields(FieldClosure* cl);
845 void do_nonstatic_fields(FieldClosure* cl); // including inherited fields 846 void do_nonstatic_fields(FieldClosure* cl); // including inherited fields
846 void do_local_static_fields(void f(fieldDescriptor*, TRAPS), TRAPS); 847 void do_local_static_fields(void f(fieldDescriptor*, Handle, TRAPS), Handle, TRAPS);
847 848
848 void methods_do(void f(Method* method)); 849 void methods_do(void f(Method* method));
849 void array_klasses_do(void f(Klass* k)); 850 void array_klasses_do(void f(Klass* k));
850 void array_klasses_do(void f(Klass* k, TRAPS), TRAPS); 851 void array_klasses_do(void f(Klass* k, TRAPS), TRAPS);
851 bool super_types_do(SuperTypeClosure* blk); 852 bool super_types_do(SuperTypeClosure* blk);
1049 static void initialize_impl (instanceKlassHandle this_oop, TRAPS); 1050 static void initialize_impl (instanceKlassHandle this_oop, TRAPS);
1050 static void eager_initialize_impl (instanceKlassHandle this_oop); 1051 static void eager_initialize_impl (instanceKlassHandle this_oop);
1051 static void set_initialization_state_and_notify_impl (instanceKlassHandle this_oop, ClassState state, TRAPS); 1052 static void set_initialization_state_and_notify_impl (instanceKlassHandle this_oop, ClassState state, TRAPS);
1052 static void call_class_initializer_impl (instanceKlassHandle this_oop, TRAPS); 1053 static void call_class_initializer_impl (instanceKlassHandle this_oop, TRAPS);
1053 static Klass* array_klass_impl (instanceKlassHandle this_oop, bool or_null, int n, TRAPS); 1054 static Klass* array_klass_impl (instanceKlassHandle this_oop, bool or_null, int n, TRAPS);
1054 static void do_local_static_fields_impl (instanceKlassHandle this_oop, void f(fieldDescriptor* fd, TRAPS), TRAPS); 1055 static void do_local_static_fields_impl (instanceKlassHandle this_oop, void f(fieldDescriptor* fd, Handle, TRAPS), Handle, TRAPS);
1055 /* jni_id_for_impl for jfieldID only */ 1056 /* jni_id_for_impl for jfieldID only */
1056 static JNIid* jni_id_for_impl (instanceKlassHandle this_oop, int offset); 1057 static JNIid* jni_id_for_impl (instanceKlassHandle this_oop, int offset);
1057 1058
1058 // Returns the array class for the n'th dimension 1059 // Returns the array class for the n'th dimension
1059 Klass* array_klass_impl(bool or_null, int n, TRAPS); 1060 Klass* array_klass_impl(bool or_null, int n, TRAPS);
1060 1061
1061 // Returns the array class with this class as element type 1062 // Returns the array class with this class as element type
1062 Klass* array_klass_impl(bool or_null, TRAPS); 1063 Klass* array_klass_impl(bool or_null, TRAPS);
1064
1065 // find a local method (returns NULL if not found)
1066 Method* find_method_impl(Symbol* name, Symbol* signature, bool skipping_overpass) const;
1067 static Method* find_method_impl(Array<Method*>* methods, Symbol* name, Symbol* signature, bool skipping_overpass);
1063 1068
1064 // Free CHeap allocated fields. 1069 // Free CHeap allocated fields.
1065 void release_C_heap_structures(); 1070 void release_C_heap_structures();
1066 public: 1071 public:
1067 // CDS support - remove and restore oops from metadata. Oops are not shared. 1072 // CDS support - remove and restore oops from metadata. Oops are not shared.
1098 #endif 1103 #endif
1099 1104
1100 const char* internal_name() const; 1105 const char* internal_name() const;
1101 1106
1102 // Verification 1107 // Verification
1103 void verify_on(outputStream* st, bool check_dictionary); 1108 void verify_on(outputStream* st);
1104 1109
1105 void oop_verify_on(oop obj, outputStream* st); 1110 void oop_verify_on(oop obj, outputStream* st);
1106 }; 1111 };
1107 1112
1108 inline Method* InstanceKlass::method_at_vtable(int index) { 1113 inline Method* InstanceKlass::method_at_vtable(int index) {