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/*
* Copyright (C) 2008 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_REFERENCE_TABLE_H_
#define ART_RUNTIME_REFERENCE_TABLE_H_
#include <cstddef>
#include <iosfwd>
#include <string>
#include <vector>
#include "base/mutex.h"
#include "object_callbacks.h"
namespace art {
namespace mirror {
class Object;
} // namespace mirror
// Maintain a table of references. Used for JNI monitor references and
// JNI pinned array references.
//
// None of the functions are synchronized.
class ReferenceTable {
public:
ReferenceTable(const char* name, size_t initial_size, size_t max_size);
~ReferenceTable();
void Add(mirror::Object* obj);
void Remove(mirror::Object* obj);
size_t Size() const;
void Dump(std::ostream& os) const SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
void VisitRoots(RootCallback* visitor, void* arg, uint32_t tid, RootType root_type);
private:
typedef std::vector<mirror::Object*> Table;
static void Dump(std::ostream& os, const Table& entries)
SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
friend class IndirectReferenceTable; // For Dump.
std::string name_;
Table entries_;
size_t max_size_;
};
} // namespace art
#endif // ART_RUNTIME_REFERENCE_TABLE_H_
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