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60 lines
1.4 KiB
C++
60 lines
1.4 KiB
C++
// Copyright 2017 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "flutter/assets/asset_manager.h"
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#include "flutter/assets/directory_asset_bundle.h"
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#include "flutter/assets/zip_asset_store.h"
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#include "flutter/glue/trace_event.h"
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#include "lib/fxl/files/path.h"
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#ifdef ERROR
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#undef ERROR
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#endif
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namespace blink {
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AssetManager::AssetManager() = default;
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AssetManager::~AssetManager() = default;
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void AssetManager::PushFront(std::unique_ptr<AssetResolver> resolver) {
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if (resolver == nullptr || !resolver->IsValid()) {
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return;
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}
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resolvers_.push_front(std::move(resolver));
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}
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void AssetManager::PushBack(std::unique_ptr<AssetResolver> resolver) {
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if (resolver == nullptr || !resolver->IsValid()) {
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return;
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}
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resolvers_.push_back(std::move(resolver));
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}
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// |blink::AssetResolver|
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bool AssetManager::GetAsBuffer(const std::string& asset_name,
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std::vector<uint8_t>* data) const {
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if (asset_name.size() == 0) {
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return false;
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}
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TRACE_EVENT0("flutter", "AssetManager::GetAsBuffer");
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for (const auto& resolver : resolvers_) {
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if (resolver->GetAsBuffer(asset_name, data)) {
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return true;
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}
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}
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FXL_DLOG(WARNING) << "Could not find asset: " << asset_name;
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return false;
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}
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// |blink::AssetResolver|
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bool AssetManager::IsValid() const {
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return resolvers_.size() > 0;
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}
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} // namespace blink
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