Signed-off-by: Tomek Grabiec <tgrab...@gmail.com>
---
include/vm/reflection.h | 1 +
vm/jato.c | 1 +
vm/reflection.c | 47 +++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 49 insertions(+), 0 deletions(-)
diff --git a/include/vm/reflection.h b/include/vm/reflection.h
index 8e5f307..f9c709a 100644
--- a/include/vm/reflection.h
+++ b/include/vm/reflection.h
@@ -38,5 +38,6 @@ native_method_invokenative(struct vm_object *method, struct
vm_object *o,
struct vm_object *args,
struct vm_object *declaringClass,
jint slot);
+void native_field_set(struct vm_object *this, struct vm_object *o, struct
vm_object *value_obj);
#endif /* __JATO_VM_REFLECTION_H */
diff --git a/vm/jato.c b/vm/jato.c
index 9009334..e1fd13c 100644
--- a/vm/jato.c
+++ b/vm/jato.c
@@ -863,6 +863,7 @@ static struct vm_native natives[] = {
DEFINE_NATIVE("java/lang/reflect/Constructor", "constructNative",
&native_constructor_construct_native),
DEFINE_NATIVE("java/lang/reflect/Field", "get", &native_field_get),
DEFINE_NATIVE("java/lang/reflect/Field", "getModifiersInternal",
native_field_get_modifiers_internal),
+ DEFINE_NATIVE("java/lang/reflect/Field", "set", &native_field_set),
DEFINE_NATIVE("java/lang/reflect/Field", "getType",
&native_field_gettype),
DEFINE_NATIVE("java/lang/reflect/Method", "getParameterTypes",
&native_method_get_parameter_types),
DEFINE_NATIVE("java/lang/reflect/Method", "invokeNative",
&native_method_invokenative),
diff --git a/vm/reflection.c b/vm/reflection.c
index 5ca70b2..1eecf99 100644
--- a/vm/reflection.c
+++ b/vm/reflection.c
@@ -653,6 +653,53 @@ static int unwrap_and_set_field(void *field_ptr, enum
vm_type type,
return 0;
}
+void native_field_set(struct vm_object *this, struct vm_object *o,
+ struct vm_object *value_obj)
+{
+ struct vm_field *vmf;
+
+ if (!this) {
+ signal_new_exception(vm_java_lang_NullPointerException, NULL);
+ return;
+ }
+
+ vmf = vm_object_to_vm_field(this);
+ if (!vmf)
+ return;
+
+ /*
+ * TODO: "If this Field enforces access control, your runtime
+ * context is evaluated, and you may have an
+ * IllegalAccessException if you could not access this field
+ * in similar compiled code". (java/lang/reflect/Field.java)
+ */
+
+ enum vm_type type = vm_field_type(vmf);
+
+ if (vm_field_is_static(vmf)) {
+ unwrap_and_set_field(vmf->class->static_values + vmf->offset,
+ type, value_obj);
+ } else {
+ /*
+ * If o is null, you get a NullPointerException, and
+ * if it is incompatible with the declaring class of
+ * the field, you get an IllegalArgumentException.
+ */
+ if (!o) {
+ signal_new_exception(vm_java_lang_NullPointerException,
+ NULL);
+ return;
+ }
+
+ if (o->class != vmf->class) {
+
signal_new_exception(vm_java_lang_IllegalArgumentException, NULL);
+ return;
+ }
+
+ unwrap_and_set_field(&o->fields[vmf->offset], type, value_obj);
+ }
+}
+
static int marshall_call_arguments(struct vm_method *vmm, unsigned long *args,
struct vm_object *args_array)
{
--
1.6.0.6
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