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8004823: Add VM support for type annotation reflection

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Reviewed-by: dholmes, coleenp
This commit is contained in:
Joel Borggren-Franck 2012-12-20 10:22:19 +01:00 • committed by Stefan Karlsson
parent 9c761152db
commit 6ed6cb5375
22 changed files with 302 additions and 11 deletions
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17
hotspot/src/share/vm/oops/annotations.hpp
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@ -38,7 +38,8 @@ class outputStream;
typedef Array<u1> AnnotationArray;
// Class to hold the various types of annotations. The only metadata that points
// to this is InstanceKlass.
// to this is InstanceKlass, or another Annotations instance if this is a
// a type_annotation instance.
class Annotations: public MetaspaceObj {
@ -58,6 +59,8 @@ class Annotations: public MetaspaceObj {
// such annotations.
// Index is the idnum, which is initially the same as the methods array index.
Array<AnnotationArray*>* _methods_default_annotations;
// Type annotations for this class, or null if none.
Annotations* _type_annotations;
// Constructor where some some values are known to not be null
Annotations(Array<AnnotationArray*>* fa, Array<AnnotationArray*>* ma,
@ -66,7 +69,8 @@ class Annotations: public MetaspaceObj {
_fields_annotations(fa),
_methods_annotations(ma),
_methods_parameter_annotations(mpa),
_methods_default_annotations(mda) {}
_methods_default_annotations(mda),
_type_annotations(NULL) {}
public:
// Allocate instance of this class
@ -81,22 +85,26 @@ class Annotations: public MetaspaceObj {
static int size() { return sizeof(Annotations) / wordSize; }
// Constructor to initialize to null
Annotations() : _class_annotations(NULL), _fields_annotations(NULL),
Annotations() : _class_annotations(NULL),
_fields_annotations(NULL),
_methods_annotations(NULL),
_methods_parameter_annotations(NULL),
_methods_default_annotations(NULL) {}
_methods_default_annotations(NULL),
_type_annotations(NULL) {}
AnnotationArray* class_annotations() const { return _class_annotations; }
Array<AnnotationArray*>* fields_annotations() const { return _fields_annotations; }
Array<AnnotationArray*>* methods_annotations() const { return _methods_annotations; }
Array<AnnotationArray*>* methods_parameter_annotations() const { return _methods_parameter_annotations; }
Array<AnnotationArray*>* methods_default_annotations() const { return _methods_default_annotations; }
Annotations* type_annotations() const { return _type_annotations; }
void set_class_annotations(AnnotationArray* md) { _class_annotations = md; }
void set_fields_annotations(Array<AnnotationArray*>* md) { _fields_annotations = md; }
void set_methods_annotations(Array<AnnotationArray*>* md) { _methods_annotations = md; }
void set_methods_parameter_annotations(Array<AnnotationArray*>* md) { _methods_parameter_annotations = md; }
void set_methods_default_annotations(Array<AnnotationArray*>* md) { _methods_default_annotations = md; }
void set_type_annotations(Annotations* annos) { _type_annotations = annos; }
// Redefine classes support
AnnotationArray* get_method_annotations_of(int idnum)
@ -129,6 +137,7 @@ class Annotations: public MetaspaceObj {
inline AnnotationArray* get_method_annotations_from(int idnum, Array<AnnotationArray*>* annos);
void set_annotations(Array<AnnotationArray*>* md, Array<AnnotationArray*>** md_p) { *md_p = md; }
bool is_klass() const { return false; }
private:
void set_methods_annotations_of(instanceKlassHandle ik,
int idnum, AnnotationArray* anno,