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6653858: dynamic languages need to be able to load anonymous classes

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Low-level privileged sun.misc.Unsafe.defineAnonymousClass

Reviewed-by: kvn
This commit is contained in:
John R Rose 2008-11-12 22:33:26 -08:00
parent 015a08b3e8
commit 849e0ffb04
19 changed files with 607 additions and 37 deletions
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10
hotspot/src/share/vm/oops/instanceKlass.hpp
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@ -147,6 +147,10 @@ class instanceKlass: public Klass {
oop _class_loader;
// Protection domain.
oop _protection_domain;
// Host class, which grants its access privileges to this class also.
// This is only non-null for an anonymous class (AnonymousClasses enabled).
// The host class is either named, or a previously loaded anonymous class.
klassOop _host_klass;
// Class signers.
objArrayOop _signers;
// Name of source file containing this klass, NULL if not specified.
@ -375,6 +379,11 @@ class instanceKlass: public Klass {
oop protection_domain() { return _protection_domain; }
void set_protection_domain(oop pd) { oop_store((oop*) &_protection_domain, pd); }
// host class
oop host_klass() const { return _host_klass; }
void set_host_klass(oop host) { oop_store((oop*) &_host_klass, host); }
bool is_anonymous() const { return _host_klass != NULL; }
// signers
objArrayOop signers() const { return _signers; }
void set_signers(objArrayOop s) { oop_store((oop*) &_signers, oop(s)); }
@ -709,6 +718,7 @@ private:
oop* adr_constants() const { return (oop*)&this->_constants;}
oop* adr_class_loader() const { return (oop*)&this->_class_loader;}
oop* adr_protection_domain() const { return (oop*)&this->_protection_domain;}
oop* adr_host_klass() const { return (oop*)&this->_host_klass;}
oop* adr_signers() const { return (oop*)&this->_signers;}
oop* adr_source_file_name() const { return (oop*)&this->_source_file_name;}
oop* adr_source_debug_extension() const { return (oop*)&this->_source_debug_extension;}