int typeArrayKlass::oop_oop_iterate_m(oop obj, OopClosure* blk, MemRegion mr) {
assert(obj->is_typeArray(),"must be a type array");
typeArrayOop t = typeArrayOop(obj);
// Performance tweak: We skip iterating over the klass pointer since we
// know that Universe::typeArrayKlass never moves.
return t->object_size();
}
int typeArrayKlass::oop_adjust_pointers(oop obj) {
assert(obj->is_typeArray(),"must be a type array");
typeArrayOop t = typeArrayOop(obj);
// Performance tweak: We skip iterating over the klass pointer since we
// know that Universe::typeArrayKlass never moves.
return t->object_size();
}
inline int TypeArrayKlass::oop_oop_iterate_impl(oop obj, ExtendedOopClosure* closure) {
assert(obj->is_typeArray(),"must be a type array");
typeArrayOop t = typeArrayOop(obj);
// Performance tweak: We skip iterating over the klass pointer since we
// know that Universe::TypeArrayKlass never moves.
return t->object_size();
}
static jint get_properties(AttachOperation* op, outputStream* out, Symbol* serializePropertiesMethod) {
Thread* THREAD = Thread::current();
HandleMark hm;
// load sun.misc.VMSupport
Symbol* klass = vmSymbols::sun_misc_VMSupport();
klassOop k = load_and_initialize_klass(klass, THREAD);
if (HAS_PENDING_EXCEPTION) {
java_lang_Throwable::print(PENDING_EXCEPTION, out);
CLEAR_PENDING_EXCEPTION;
return JNI_ERR;
}
instanceKlassHandle ik(THREAD, k);
// invoke the serializePropertiesToByteArray method
JavaValue result(T_OBJECT);
JavaCallArguments args;
Symbol* signature = vmSymbols::serializePropertiesToByteArray_signature();
JavaCalls::call_static(&result,
ik,
serializePropertiesMethod,
signature,
&args,
THREAD);
if (HAS_PENDING_EXCEPTION) {
java_lang_Throwable::print(PENDING_EXCEPTION, out);
CLEAR_PENDING_EXCEPTION;
return JNI_ERR;
}
// The result should be a [B
oop res = (oop)result.get_jobject();
assert(res->is_typeArray(), "just checking");
assert(typeArrayKlass::cast(res->klass())->element_type() == T_BYTE, "just checking");
// copy the bytes to the output stream
typeArrayOop ba = typeArrayOop(res);
jbyte* addr = typeArrayOop(res)->byte_at_addr(0);
out->print_raw((const char*)addr, ba->length());
return JNI_OK;
}
void PrintSystemPropertiesDCmd::execute(DCmdSource source, TRAPS) {
// load VMSupport
Symbol* klass = vmSymbols::jdk_internal_vm_VMSupport();
Klass* k = SystemDictionary::resolve_or_fail(klass, true, CHECK);
instanceKlassHandle ik (THREAD, k);
if (ik->should_be_initialized()) {
ik->initialize(THREAD);
}
if (HAS_PENDING_EXCEPTION) {
java_lang_Throwable::print(PENDING_EXCEPTION, output());
output()->cr();
CLEAR_PENDING_EXCEPTION;
return;
}
// invoke the serializePropertiesToByteArray method
JavaValue result(T_OBJECT);
JavaCallArguments args;
Symbol* signature = vmSymbols::serializePropertiesToByteArray_signature();
JavaCalls::call_static(&result,
ik,
vmSymbols::serializePropertiesToByteArray_name(),
signature,
&args,
THREAD);
if (HAS_PENDING_EXCEPTION) {
java_lang_Throwable::print(PENDING_EXCEPTION, output());
output()->cr();
CLEAR_PENDING_EXCEPTION;
return;
}
// The result should be a [B
oop res = (oop)result.get_jobject();
assert(res->is_typeArray(), "just checking");
assert(TypeArrayKlass::cast(res->klass())->element_type() == T_BYTE, "just checking");
// copy the bytes to the output stream
typeArrayOop ba = typeArrayOop(res);
jbyte* addr = typeArrayOop(res)->byte_at_addr(0);
output()->print_raw((const char*)addr, ba->length());
}
void typeArrayKlass::oop_print_on(oop obj, outputStream* st) {
arrayKlass::oop_print_on(obj, st);
typeArrayOop ta = typeArrayOop(obj);
int print_len = MIN2((intx) ta->length(), MaxElementPrintSize);
switch (element_type()) {
case T_BOOLEAN: print_boolean_array(ta, print_len, st); break;
case T_CHAR: print_char_array(ta, print_len, st); break;
case T_FLOAT: print_float_array(ta, print_len, st); break;
case T_DOUBLE: print_double_array(ta, print_len, st); break;
case T_BYTE: print_byte_array(ta, print_len, st); break;
case T_SHORT: print_short_array(ta, print_len, st); break;
case T_INT: print_int_array(ta, print_len, st); break;
case T_LONG: print_long_array(ta, print_len, st); break;
default: ShouldNotReachHere();
}
int remaining = ta->length() - print_len;
if (remaining > 0) {
tty->print_cr(" - <%d more elements, increase MaxElementPrintSize to print>", remaining);
}
}
int
typeArrayKlass::oop_update_pointers(ParCompactionManager* cm, oop obj) {
assert(obj->is_typeArray(),"must be a type array");
return typeArrayOop(obj)->object_size();
}
int typeArrayKlass::oop_size(oop obj) const {
assert(obj->is_typeArray(),"must be a type array");
typeArrayOop t = typeArrayOop(obj);
return t->object_size();
}
