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/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "method_handle_impl-inl.h"
#include "class-alloc-inl.h"
#include "class_root.h"
namespace art {
namespace mirror {
const char* MethodHandle::GetReturnTypeDescriptor(const char* invoke_method_name) {
if (strcmp(invoke_method_name, "invoke") == 0 || strcmp(invoke_method_name, "invokeExact") == 0) {
return "Ljava/lang/Object;";
} else {
return nullptr;
}
}
void MethodHandle::Initialize(uintptr_t art_field_or_method,
Kind kind,
Handle<MethodType> method_type)
REQUIRES_SHARED(Locks::mutator_lock_) {
CHECK(!Runtime::Current()->IsActiveTransaction());
SetFieldObject<false>(CachedSpreadInvokerOffset(), nullptr);
SetFieldObject<false>(NominalTypeOffset(), nullptr);
SetFieldObject<false>(MethodTypeOffset(), method_type.Get());
SetField32<false>(HandleKindOffset(), static_cast<uint32_t>(kind));
SetField64<false>(ArtFieldOrMethodOffset(), art_field_or_method);
}
ObjPtr<mirror::MethodHandleImpl> MethodHandleImpl::Create(Thread* const self,
uintptr_t art_field_or_method,
MethodHandle::Kind kind,
Handle<MethodType> method_type)
REQUIRES_SHARED(Locks::mutator_lock_) REQUIRES(!Roles::uninterruptible_) {
StackHandleScope<1> hs(self);
Handle<mirror::MethodHandleImpl> mh(hs.NewHandle(ObjPtr<MethodHandleImpl>::DownCast(
GetClassRoot<MethodHandleImpl>()->AllocObject(self))));
mh->Initialize(art_field_or_method, kind, method_type);
return mh.Get();
}
} // namespace mirror
} // namespace art
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