575 static SymbolPropertyTable* invoke_method_table() { return _invoke_method_table; }
576
577 // Basic loading operations
578 static InstanceKlass* resolve_instance_class_or_null_helper(Symbol* name,
579 Handle class_loader,
580 Handle protection_domain,
581 TRAPS);
582 static InstanceKlass* resolve_instance_class_or_null(Symbol* class_name, Handle class_loader, Handle protection_domain, TRAPS);
583 static Klass* resolve_array_class_or_null(Symbol* class_name, Handle class_loader, Handle protection_domain, TRAPS);
584 static InstanceKlass* handle_parallel_super_load(Symbol* class_name, Symbol* supername, Handle class_loader, Handle protection_domain, Handle lockObject, TRAPS);
585 // Wait on SystemDictionary_lock; unlocks lockObject before
586 // waiting; relocks lockObject with correct recursion count
587 // after waiting, but before reentering SystemDictionary_lock
588 // to preserve lock order semantics.
589 static void double_lock_wait(Handle lockObject, TRAPS);
590 static void define_instance_class(InstanceKlass* k, TRAPS);
591 static InstanceKlass* find_or_define_instance_class(Symbol* class_name,
592 Handle class_loader,
593 InstanceKlass* k, TRAPS);
594 static bool is_shared_class_visible(Symbol* class_name, InstanceKlass* ik,
595 Handle class_loader, TRAPS);
596 static bool check_shared_class_super_type(InstanceKlass* child, InstanceKlass* super,
597 Handle class_loader, Handle protection_domain,
598 bool is_superclass, TRAPS);
599 static bool check_shared_class_super_types(InstanceKlass* ik, Handle class_loader,
600 Handle protection_domain, TRAPS);
601 static InstanceKlass* load_shared_class(InstanceKlass* ik,
602 Handle class_loader,
603 Handle protection_domain,
604 const ClassFileStream *cfs,
605 TRAPS);
606 // Second part of load_shared_class
607 static void load_shared_class_misc(InstanceKlass* ik, ClassLoaderData* loader_data, TRAPS) NOT_CDS_RETURN;
608 static InstanceKlass* load_shared_boot_class(Symbol* class_name,
609 TRAPS);
610 static InstanceKlass* load_instance_class(Symbol* class_name, Handle class_loader, TRAPS);
611 static Handle compute_loader_lock_object(Handle class_loader, TRAPS);
612 static void check_loader_lock_contention(Handle loader_lock, TRAPS);
613 static bool is_parallelCapable(Handle class_loader);
614 static bool is_parallelDefine(Handle class_loader);
615
616 public:
617 static bool is_system_class_loader(oop class_loader);
618 static bool is_platform_class_loader(oop class_loader);
619
620 // Returns TRUE if the method is a non-public member of class java.lang.Object.
621 static bool is_nonpublic_Object_method(Method* m) {
622 assert(m != NULL, "Unexpected NULL Method*");
623 return !m->is_public() && m->method_holder() == SystemDictionary::Object_klass();
624 }
625
626 protected:
627 // Setup link to hierarchy
628 static void add_to_hierarchy(InstanceKlass* k, TRAPS);
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575 static SymbolPropertyTable* invoke_method_table() { return _invoke_method_table; }
576
577 // Basic loading operations
578 static InstanceKlass* resolve_instance_class_or_null_helper(Symbol* name,
579 Handle class_loader,
580 Handle protection_domain,
581 TRAPS);
582 static InstanceKlass* resolve_instance_class_or_null(Symbol* class_name, Handle class_loader, Handle protection_domain, TRAPS);
583 static Klass* resolve_array_class_or_null(Symbol* class_name, Handle class_loader, Handle protection_domain, TRAPS);
584 static InstanceKlass* handle_parallel_super_load(Symbol* class_name, Symbol* supername, Handle class_loader, Handle protection_domain, Handle lockObject, TRAPS);
585 // Wait on SystemDictionary_lock; unlocks lockObject before
586 // waiting; relocks lockObject with correct recursion count
587 // after waiting, but before reentering SystemDictionary_lock
588 // to preserve lock order semantics.
589 static void double_lock_wait(Handle lockObject, TRAPS);
590 static void define_instance_class(InstanceKlass* k, TRAPS);
591 static InstanceKlass* find_or_define_instance_class(Symbol* class_name,
592 Handle class_loader,
593 InstanceKlass* k, TRAPS);
594 static bool is_shared_class_visible(Symbol* class_name, InstanceKlass* ik,
595 PackageEntry* pkg_entry,
596 Handle class_loader, TRAPS);
597 static bool check_shared_class_super_type(InstanceKlass* child, InstanceKlass* super,
598 Handle class_loader, Handle protection_domain,
599 bool is_superclass, TRAPS);
600 static bool check_shared_class_super_types(InstanceKlass* ik, Handle class_loader,
601 Handle protection_domain, TRAPS);
602 static InstanceKlass* load_shared_class(InstanceKlass* ik,
603 Handle class_loader,
604 Handle protection_domain,
605 const ClassFileStream *cfs,
606 PackageEntry* pkg_entry,
607 TRAPS);
608 // Second part of load_shared_class
609 static void load_shared_class_misc(InstanceKlass* ik, ClassLoaderData* loader_data, TRAPS) NOT_CDS_RETURN;
610 static InstanceKlass* load_shared_boot_class(Symbol* class_name,
611 PackageEntry* pkg_entry,
612 TRAPS);
613 static InstanceKlass* load_instance_class(Symbol* class_name, Handle class_loader, TRAPS);
614 static Handle compute_loader_lock_object(Handle class_loader, TRAPS);
615 static void check_loader_lock_contention(Handle loader_lock, TRAPS);
616 static bool is_parallelCapable(Handle class_loader);
617 static bool is_parallelDefine(Handle class_loader);
618
619 public:
620 static bool is_system_class_loader(oop class_loader);
621 static bool is_platform_class_loader(oop class_loader);
622
623 // Returns TRUE if the method is a non-public member of class java.lang.Object.
624 static bool is_nonpublic_Object_method(Method* m) {
625 assert(m != NULL, "Unexpected NULL Method*");
626 return !m->is_public() && m->method_holder() == SystemDictionary::Object_klass();
627 }
628
629 protected:
630 // Setup link to hierarchy
631 static void add_to_hierarchy(InstanceKlass* k, TRAPS);
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