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/*
* Copyright (C) 2022 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.
*/
#ifndef ART_RUNTIME_ART_METHOD_ALLOC_INL_H_
#define ART_RUNTIME_ART_METHOD_ALLOC_INL_H_
#include "art_method-inl.h"
#include "handle.h"
#include "handle_scope.h"
#include "mirror/class-alloc-inl.h"
namespace art HIDDEN {
namespace detail {
template <char Shorty>
struct HandleShortyTraits {
using Type = typename ShortyTraits<Shorty>::Type;
static Type Extract(Type value) ALWAYS_INLINE { return value; }
};
template <> struct HandleShortyTraits<'L'> {
using Type = Handle<mirror::Object>;
static typename ShortyTraits<'L'>::Type Extract(Type value)
REQUIRES_SHARED(Locks::mutator_lock_) ALWAYS_INLINE {
return value.Get();
}
};
} // namespace detail
template <char... ArgType, typename HandleScopeType>
inline Handle<mirror::Object> ArtMethod::NewObject(
HandleScopeType& hs,
Thread* self,
typename detail::HandleShortyTraits<ArgType>::Type... args) {
DCHECK(!GetDeclaringClass()->IsInterface());
DCHECK(GetDeclaringClass()->IsInitialized());
DCHECK(IsConstructor());
DCHECK(!IsStatic());
MutableHandle<mirror::Object> new_object = hs.NewHandle(GetDeclaringClass()->AllocObject(self));
DCHECK_EQ(new_object == nullptr, self->IsExceptionPending());
if (LIKELY(new_object != nullptr)) {
InvokeInstance<'V', ArgType...>(
self, new_object.Get(), detail::HandleShortyTraits<ArgType>::Extract(args)...);
if (UNLIKELY(self->IsExceptionPending())) {
new_object.Assign(nullptr);
}
}
return new_object;
}
template <char... ArgType>
inline ObjPtr<mirror::Object> ArtMethod::NewObject(
Thread* self, typename detail::HandleShortyTraits<ArgType>::Type... args) {
StackHandleScope<1u> hs(self);
return NewObject<ArgType...>(hs, self, args...).Get();
}
} // namespace art
#endif // ART_RUNTIME_ART_METHOD_ALLOC_INL_H_