| /* |
| * Copyright (C) 2016 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #pragma once |
| |
| #include "HashMapImpl.h" |
| #include "JSObject.h" |
| |
| namespace JSC { |
| |
| template <typename HashMapBucketType> |
| class MapBase : public JSNonFinalObject { |
| typedef HashMapImpl<HashMapBucketType> HashMapImplType; |
| typedef JSNonFinalObject Base; |
| public: |
| |
| typedef HashMapBucketType BucketType; |
| |
| ALWAYS_INLINE size_t size(ExecState*) |
| { |
| return m_map->size(); |
| } |
| |
| ALWAYS_INLINE bool has(ExecState* exec, JSValue key) |
| { |
| return m_map->has(exec, key); |
| } |
| |
| ALWAYS_INLINE void clear(ExecState* exec) |
| { |
| m_map->clear(exec); |
| } |
| |
| ALWAYS_INLINE bool remove(ExecState* exec, JSValue key) |
| { |
| return m_map->remove(exec, key); |
| } |
| |
| ALWAYS_INLINE HashMapBucketType** findBucket(ExecState* exec, JSValue key, uint32_t hash) |
| { |
| return m_map->findBucket(exec, key, hash); |
| } |
| |
| static ptrdiff_t offsetOfHashMapImpl() |
| { |
| return OBJECT_OFFSETOF(MapBase<HashMapBucketType>, m_map); |
| } |
| |
| ALWAYS_INLINE HashMapImplType* impl() { return m_map.get(); } |
| |
| void finishCreation(ExecState* exec, VM& vm) |
| { |
| Base::finishCreation(vm); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| HashMapImplType* impl = HashMapImplType::create(exec, vm); |
| RETURN_IF_EXCEPTION(scope, void()); |
| m_map.set(vm, this, impl); |
| } |
| |
| protected: |
| MapBase(VM& vm, Structure* structure) |
| : Base(vm, structure) |
| { |
| } |
| |
| static size_t estimatedSize(JSCell*); |
| static void visitChildren(JSCell*, SlotVisitor&); |
| |
| WriteBarrier<HashMapImplType> m_map; |
| }; |
| |
| } // namespace JSC |