| /* |
| * 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/allocator.h" |
| #include "base/mutex.h" |
| #include "gc_root.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) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| void Remove(mirror::Object* obj) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| size_t Size() const; |
| |
| void Dump(std::ostream& os) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| void VisitRoots(RootCallback* visitor, void* arg, const RootInfo& root_info); |
| |
| private: |
| typedef std::vector<GcRoot<mirror::Object>, |
| TrackingAllocator<GcRoot<mirror::Object>, kAllocatorTagReferenceTable>> Table; |
| static void Dump(std::ostream& os, 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_ |