You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
133 lines
3.9 KiB
133 lines
3.9 KiB
// Copyright (C) 2020 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.
|
|
#pragma once
|
|
|
|
#include "android/base/containers/Lookup.h"
|
|
#include "android/base/containers/EntityManager.h"
|
|
|
|
#include <unordered_map>
|
|
|
|
namespace android {
|
|
namespace base {
|
|
|
|
template <size_t maxIndex,
|
|
class IndexType, // must be castable to uint64_t
|
|
class Data>
|
|
class HybridComponentManager {
|
|
public:
|
|
using UCM = UnpackedComponentManager<32, 16, 16, Data>;
|
|
using EM = EntityManager<32, 16, 16, Data>;
|
|
using IterFunc = typename UCM::ComponentIteratorFunc;
|
|
using ConstIterFunc = typename UCM::ConstComponentIteratorFunc;
|
|
using Handle = typename EM::EntityHandle;
|
|
|
|
void add(IndexType index, const Data& data) {
|
|
uint64_t index_u64 = (uint64_t)index;
|
|
if (index_u64 < maxIndex) {
|
|
auto internal_handle = index2Handle(index_u64);
|
|
mComponentManager.add(internal_handle, data);
|
|
} else {
|
|
mMap[index] = data;
|
|
}
|
|
|
|
}
|
|
|
|
void clear() {
|
|
mComponentManager.clear();
|
|
mMap.clear();
|
|
}
|
|
|
|
void remove(IndexType index) {
|
|
uint64_t index_u64 = (uint64_t)index;
|
|
if (index_u64 < maxIndex) {
|
|
auto internal_handle = index2Handle(index_u64);
|
|
mComponentManager.remove(internal_handle);
|
|
} else {
|
|
mMap.erase(index);
|
|
}
|
|
}
|
|
|
|
Data* get(IndexType index) {
|
|
uint64_t index_u64 = (uint64_t)index;
|
|
if (index_u64 < maxIndex) {
|
|
auto internal_handle = index2Handle(index_u64);
|
|
return mComponentManager.get(internal_handle);
|
|
} else {
|
|
return android::base::find(mMap, index);
|
|
}
|
|
}
|
|
|
|
const Data* get_const(IndexType index) const {
|
|
uint64_t index_u64 = (uint64_t)index;
|
|
if (index_u64 < maxIndex) {
|
|
auto internal_handle = index2Handle(index_u64);
|
|
return mComponentManager.get_const(internal_handle);
|
|
} else {
|
|
return android::base::find(mMap, index);
|
|
}
|
|
}
|
|
|
|
Data* getExceptZero(IndexType index) {
|
|
Data* res = get(index);
|
|
if (!res) return nullptr;
|
|
if (!(*res)) return nullptr;
|
|
return res;
|
|
}
|
|
|
|
const Data* getExceptZero_const(IndexType index) const {
|
|
const Data* res = get_const(index);
|
|
if (!res) return nullptr;
|
|
if (!(*res)) return nullptr;
|
|
return res;
|
|
}
|
|
|
|
void forEach(IterFunc func) {
|
|
mComponentManager.forEach(func);
|
|
|
|
for (auto it : mMap) {
|
|
auto handle = index2Handle(it.first);
|
|
func(true /* live */, handle, handle, it.second);
|
|
}
|
|
}
|
|
|
|
void forEachLive(IterFunc func) {
|
|
mComponentManager.forEachLiveComponent(func);
|
|
|
|
for (auto it : mMap) {
|
|
auto handle = index2Handle(it.first);
|
|
func(true /* live */, handle, handle, it.second);
|
|
}
|
|
}
|
|
|
|
void forEachLive_const(ConstIterFunc func) const {
|
|
mComponentManager.forEachLiveComponent_const(func);
|
|
|
|
for (const auto it : mMap) {
|
|
auto handle = index2Handle(it.first);
|
|
func(true /* live */, handle, handle, it.second);
|
|
}
|
|
}
|
|
|
|
private:
|
|
static Handle index2Handle(uint64_t index) {
|
|
return EM::makeHandle((uint32_t)index, 1, 1);
|
|
}
|
|
|
|
UCM mComponentManager;
|
|
std::unordered_map<IndexType, Data> mMap;
|
|
};
|
|
|
|
} // namespace android
|
|
} // namespace base
|