1ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian Monsen// Copyright (c) 2011 The Chromium Authors. All rights reserved. 2c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// Use of this source code is governed by a BSD-style license that can be 3c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// found in the LICENSE file. 4c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 5c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#ifndef CHROME_BROWSER_PARSERS_METADATA_PARSER_MANAGER_H_ 6c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#define CHROME_BROWSER_PARSERS_METADATA_PARSER_MANAGER_H_ 73345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick#pragma once 8c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 9c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#include "base/basictypes.h" 10ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian Monsen#include "base/memory/scoped_vector.h" 11c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 12c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdochclass MetadataParserFactory; 13c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdochclass FilePath; 14c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdochclass MetadataParser; 15c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 16c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// Metadata Parser manager is used to find the correct parser for a 17c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// given file. Allows parsers to register themselves. 18c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdochclass MetadataParserManager { 19c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch public: 20c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch // Creates a new MetadataParserManager. 21c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch MetadataParserManager(); 22731df977c0511bca2206b5f333555b1205ff1f43Iain Merrick ~MetadataParserManager(); 23c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 24c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch // Gets the singleton 2521d179b334e59e9a3bfcaed4c4430bef1bc5759dKristian Monsen static MetadataParserManager* GetInstance(); 26c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 27c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch // Adds a new Parser to the manager, when requests come in for a parser 28c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch // the manager will loop through the list of parsers, and query each. 29c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch bool RegisterParserFactory(MetadataParserFactory* parser); 30c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 31c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch // Returns a new metadata parser for a given file. 32c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch MetadataParser* GetParserForFile(const FilePath& path); 33c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 34c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch private: 35c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch ScopedVector<MetadataParserFactory> factories_; 36c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 37c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch DISALLOW_COPY_AND_ASSIGN(MetadataParserManager); 38c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch}; 39c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 40c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#endif // CHROME_BROWSER_PARSERS_METADATA_PARSER_MANAGER_H_ 41