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/*
* Copyright (C) 2011 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_FIELD_HELPER_H_
#define ART_RUNTIME_FIELD_HELPER_H_
#include "base/macros.h"
#include "handle.h"
#include "mirror/art_field.h"
namespace art {
class FieldHelper {
public:
explicit FieldHelper(Handle<mirror::ArtField> f) : field_(f) {}
void ChangeField(mirror::ArtField* new_f) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) {
DCHECK(new_f != nullptr);
field_.Assign(new_f);
}
mirror::ArtField* GetField() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) {
return field_.Get();
}
mirror::Class* GetType(bool resolve = true) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
// The returned const char* is only guaranteed to be valid for the lifetime of the FieldHelper.
// If you need it longer, copy it into a std::string.
const char* GetDeclaringClassDescriptor() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
private:
Handle<mirror::ArtField> field_;
std::string declaring_class_descriptor_;
DISALLOW_COPY_AND_ASSIGN(FieldHelper);
};
} // namespace art
#endif // ART_RUNTIME_FIELD_HELPER_H_
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