| // Copyright 2018 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CONTENT_BROWSER_CODE_CACHE_GENERATED_CODE_CACHE_CONTEXT_H_ |
| #define CONTENT_BROWSER_CODE_CACHE_GENERATED_CODE_CACHE_CONTEXT_H_ |
| |
| #include "base/files/file_path.h" |
| #include "base/memory/ref_counted.h" |
| #include "content/common/content_export.h" |
| #include "content/public/browser/browser_thread.h" |
| |
| namespace content { |
| |
| class GeneratedCodeCache; |
| |
| // One instance exists per disk-backed (non in-memory) storage contexts. This |
| // owns the instance of GeneratedCodeCache that is used to store the data |
| // generated by the renderer (for ex: code caches for script resources). This |
| // initializes and closes the code cache on the I/O thread. The instance of |
| // this class (|this|) itself is constructed on the UI thread. |
| class CONTENT_EXPORT GeneratedCodeCacheContext |
| : public base::RefCountedThreadSafe<GeneratedCodeCacheContext> { |
| public: |
| REQUIRE_ADOPTION_FOR_REFCOUNTED_TYPE(); |
| |
| GeneratedCodeCacheContext(); |
| |
| // Initialize is called on the UI thread when the StoragePartition is |
| // being setup. |
| void Initialize(const base::FilePath& path, int max_bytes); |
| |
| // Call on the IO thread to get the code cache instances. |
| GeneratedCodeCache* generated_js_code_cache() const; |
| GeneratedCodeCache* generated_wasm_code_cache() const; |
| |
| private: |
| friend class base::RefCountedThreadSafe<GeneratedCodeCacheContext>; |
| ~GeneratedCodeCacheContext(); |
| |
| void InitializeOnIO(const base::FilePath& path, int max_bytes); |
| |
| // Created, used and deleted on the IO thread. |
| std::unique_ptr<GeneratedCodeCache, BrowserThread::DeleteOnIOThread> |
| generated_js_code_cache_; |
| std::unique_ptr<GeneratedCodeCache, BrowserThread::DeleteOnIOThread> |
| generated_wasm_code_cache_; |
| |
| DISALLOW_COPY_AND_ASSIGN(GeneratedCodeCacheContext); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_CODE_CACHE_GENERATED_CACHE_CONTEXT_H_ |