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7086585: make Java field injection more flexible

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Reviewed-by: jrose, twisti, kvn, coleenp
This commit is contained in:
Tom Rodriguez 2011-09-10 17:29:02 -07:00
parent 1ebca30d26
commit e39ba1a5fe
39 changed files with 1073 additions and 991 deletions
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67
hotspot/src/share/vm/runtime/fieldDescriptor.hpp
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@ -40,29 +40,40 @@
class fieldDescriptor VALUE_OBJ_CLASS_SPEC {
private:
AccessFlags _access_flags;
int _name_index;
int _signature_index;
int _initial_value_index;
int _offset;
int _generic_signature_index;
int _index; // index into fields() array
int _index; // the field index
constantPoolHandle _cp;
// update the access_flags for the field in the klass
void update_klass_field_access_flag() {
instanceKlass* ik = instanceKlass::cast(field_holder());
ik->field(index())->set_access_flags(_access_flags.as_short());
}
FieldInfo* field() const {
instanceKlass* ik = instanceKlass::cast(field_holder());
return ik->field(_index);
}
public:
Symbol* name() const { return _cp->symbol_at(_name_index); }
Symbol* signature() const { return _cp->symbol_at(_signature_index); }
Symbol* name() const {
return field()->name(_cp);
}
Symbol* signature() const {
return field()->signature(_cp);
}
klassOop field_holder() const { return _cp->pool_holder(); }
constantPoolOop constants() const { return _cp(); }
AccessFlags access_flags() const { return _access_flags; }
oop loader() const;
// Offset (in words) of field from start of instanceOop / klassOop
int offset() const { return _offset; }
Symbol* generic_signature() const { return (_generic_signature_index > 0 ? _cp->symbol_at(_generic_signature_index) : (Symbol*)NULL); }
int offset() const { return field()->offset(); }
Symbol* generic_signature() const { return field()->generic_signature(_cp); }
int index() const { return _index; }
typeArrayOop annotations() const;
// Initial field value
bool has_initial_value() const { return _initial_value_index != 0; }
bool has_initial_value() const { return field()->initval_index() != 0; }
int initial_value_index() const { return field()->initval_index(); }
constantTag initial_value_tag() const; // The tag will return true on one of is_int(), is_long(), is_single(), is_double()
jint int_initial_value() const;
jlong long_initial_value() const;
@ -74,25 +85,31 @@ class fieldDescriptor VALUE_OBJ_CLASS_SPEC {
BasicType field_type() const { return FieldType::basic_type(signature()); }
// Access flags
bool is_public() const { return _access_flags.is_public(); }
bool is_private() const { return _access_flags.is_private(); }
bool is_protected() const { return _access_flags.is_protected(); }
bool is_public() const { return access_flags().is_public(); }
bool is_private() const { return access_flags().is_private(); }
bool is_protected() const { return access_flags().is_protected(); }
bool is_package_private() const { return !is_public() && !is_private() && !is_protected(); }
bool is_static() const { return _access_flags.is_static(); }
bool is_final() const { return _access_flags.is_final(); }
bool is_volatile() const { return _access_flags.is_volatile(); }
bool is_transient() const { return _access_flags.is_transient(); }
bool is_static() const { return access_flags().is_static(); }
bool is_final() const { return access_flags().is_final(); }
bool is_volatile() const { return access_flags().is_volatile(); }
bool is_transient() const { return access_flags().is_transient(); }
bool is_synthetic() const { return _access_flags.is_synthetic(); }
bool is_synthetic() const { return access_flags().is_synthetic(); }
bool is_field_access_watched() const { return _access_flags.is_field_access_watched(); }
bool is_field_access_watched() const { return access_flags().is_field_access_watched(); }
bool is_field_modification_watched() const
{ return _access_flags.is_field_modification_watched(); }
void set_is_field_access_watched(const bool value)
{ _access_flags.set_is_field_access_watched(value); }
void set_is_field_modification_watched(const bool value)
{ _access_flags.set_is_field_modification_watched(value); }
{ return access_flags().is_field_modification_watched(); }
void set_is_field_access_watched(const bool value) {
_access_flags.set_is_field_access_watched(value);
update_klass_field_access_flag();
}
void set_is_field_modification_watched(const bool value) {
_access_flags.set_is_field_modification_watched(value);
update_klass_field_access_flag();
}
// Initialization
void initialize(klassOop k, int index);